List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-first_pairing_method&page=4973
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59228,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=4974",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=4972",
    "results": [
        {
            "id": 100644,
            "name": "19x19 Double Elimination - April 2023",
            "director": {
                "id": 126739,
                "username": "๐ŸฌSofiam๐Ÿฌ",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1012.0554496406809,
                        "deviation": 84.91308607572303,
                        "volatility": 0.076882078105041
                    }
                },
                "ranking": 15.194279748149173,
                "professional": false,
                "ui_class": ""
            },
            "description": "Everyone is welcome.\n\nPauses are not allowed.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6630,
                "name": "Go friends ๐Ÿฌ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 361,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-01T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-01T14:00:59.418980Z",
            "ended": "2025-12-21T01:05:42.427109Z",
            "start_waiting": "2023-04-01T14:00:58.806783Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 55,
            "ranked": true
        },
        {
            "id": 24437,
            "name": "Blitz 13x13 Swiss Tournament 2017-02-04 23:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260404T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-04-04T03:00:16.521526Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 300,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-04-04T07:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 300,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2017-02-04T23:30:15.272626Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-02-04T23:30:17.098001Z",
            "ended": "2017-02-05T00:18:14.454318Z",
            "start_waiting": "2017-02-04T23:30:16.666643Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 75211,
            "name": "Blitz 13x13 Swiss Tournament 2021-05-16 07:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260404T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-04-04T03:00:16.521526Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 300,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-04-04T07:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 300,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-05-16T07:30:32.615427Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-05-16T07:34:34.312391Z",
            "ended": "2021-05-16T07:59:12.319338Z",
            "start_waiting": "2021-05-16T07:34:34.087360Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 99527,
            "name": "ๅฟซไน็š„ไธ€ๅคฉ ็ฌฌๅ››ๅญฃ",
            "director": {
                "id": 1066263,
                "username": "Wc100",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/c5644483e9b766f9f7cff8b48c81d6f2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 806.2653841176599,
                        "deviation": 74.38583798687353,
                        "volatility": 0.060015394449862446
                    }
                },
                "ranking": 9.931689990449012,
                "professional": false,
                "ui_class": ""
            },
            "description": "ๆฏๆœˆๆœ€ๅŽไธ€ไธชๆ˜ŸๆœŸๅคฉ็š„ๆฏ”่ต›\nHAPPY DAY S4",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 194133,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 604800,
                "period_time": 172800,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10348,
                "name": "Wc111",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-26T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-26T07:00:29.766239Z",
            "ended": "2023-07-14T03:54:56.047340Z",
            "start_waiting": "2023-02-26T07:00:29.634729Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 91988,
            "name": "SonicBlitz tournament",
            "director": {
                "id": 857258,
                "username": "BlazingDragon",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/f2659e02ccd38cbc2c6d0e3c902035e7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 983.1517394918858,
                        "deviation": 67.25174794976625,
                        "volatility": 0.06001494531125548
                    }
                },
                "ranking": 14.523504595689625,
                "professional": false,
                "ui_class": ""
            },
            "description": "SonicBlitz fast! 3 minutes for the whole game, and then scoring begins. Everyone is allowed.(Any rank, provisional players are allowed as well) No handicap tournament, Chinese rules, 9x9 board, conditional moves and analysis allowed.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "blitz",
                "pause_on_weekends": false,
                "total_time": 180
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17873,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-07-02T20:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-07-02T20:00:34.348637Z",
            "ended": "2022-07-02T20:08:33.897769Z",
            "start_waiting": "2022-07-02T20:00:34.274156Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 74450,
            "name": "แƒแƒžแƒ แƒ˜แƒšแƒ˜แƒก แƒกแƒแƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ แƒ›แƒแƒ แƒแƒ—แƒแƒœแƒ˜แƒก แƒแƒชแƒ“แƒแƒ›แƒ”แƒแƒ—แƒฎแƒ” แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ˜",
            "director": {
                "id": 21742,
                "username": "แƒ“แƒแƒ—แƒ",
                "country": "ge",
                "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "2021 แƒฌแƒšแƒ˜แƒก แƒžแƒ˜แƒ แƒ•แƒ”แƒšแƒ˜ แƒแƒžแƒ แƒ˜แƒšแƒ˜แƒ“แƒแƒœ, แƒกแƒแƒฅแƒแƒ แƒ—แƒ•แƒ”แƒšแƒแƒก แƒ’แƒแƒก แƒคแƒ”แƒ“แƒ”แƒ แƒแƒชแƒ, แƒแƒœแƒšแƒแƒ˜แƒœ แƒกแƒ˜แƒ•แƒ แƒชแƒ”แƒจแƒ˜ online-go.com, แƒงแƒแƒ•แƒ”แƒšแƒ“แƒฆแƒ˜แƒฃแƒ แƒแƒ“ แƒกแƒแƒฆแƒแƒ›แƒแƒก 10 แƒกแƒแƒแƒ—แƒ–แƒ”, แƒแƒขแƒแƒ แƒ”แƒ‘แƒก แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒก - แƒแƒžแƒ แƒ˜แƒšแƒ˜แƒก แƒ—แƒ•แƒ˜แƒก 8 แƒงแƒ•แƒ”แƒšแƒแƒ–แƒ” แƒแƒฅแƒขแƒ˜แƒฃแƒ แƒ˜ แƒ“แƒ แƒกแƒแƒฃแƒ™แƒ”แƒ—แƒ”แƒกแƒ แƒ›แƒแƒ—แƒแƒ›แƒแƒจแƒ˜แƒก แƒ’แƒแƒ›แƒแƒกแƒแƒ•แƒšแƒ”แƒœแƒแƒ“. แƒ›แƒแƒœแƒแƒฌแƒ˜แƒšแƒ”แƒแƒ‘แƒ แƒฃแƒคแƒแƒกแƒแƒ แƒ“แƒ แƒงแƒ•แƒ”แƒšแƒแƒก แƒจแƒ”แƒฃแƒซแƒšแƒ˜แƒ, แƒ•แƒ˜แƒœแƒช แƒ˜แƒชแƒ˜แƒก แƒ’แƒแƒก แƒ—แƒแƒ›แƒแƒจแƒ˜แƒก แƒฌแƒ”แƒกแƒ”แƒ‘แƒ˜.\n\nแƒ—แƒ•แƒ˜แƒก แƒ’แƒแƒœแƒ›แƒแƒ•แƒšแƒแƒ‘แƒแƒจแƒ˜ แƒกแƒฃแƒš แƒ’แƒแƒ˜แƒ›แƒแƒ แƒ—แƒ”แƒ‘แƒ 30 แƒแƒœแƒšแƒแƒ˜แƒœ แƒ‘แƒšแƒ˜แƒช - แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ˜ . แƒ›แƒแƒœแƒแƒฌแƒ˜แƒšแƒ”แƒ”แƒ‘แƒก แƒ—แƒ˜แƒ—แƒแƒ”แƒฃแƒšแƒ˜ แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ˜แƒก แƒจแƒ”แƒ›แƒ“แƒ”แƒ’ แƒ›แƒ˜แƒ”แƒœแƒ˜แƒญแƒ”แƒ‘แƒแƒ— แƒฅแƒฃแƒšแƒ”แƒ‘แƒ˜. ( แƒžแƒ˜แƒ แƒ•แƒ”แƒšแƒ˜ แƒแƒ“แƒ’แƒ˜แƒšแƒ˜ 4 แƒฅแƒฃแƒšแƒ. แƒ›แƒ”แƒแƒ แƒ” แƒแƒ“แƒ’แƒ˜แƒšแƒ˜ 3 แƒฅแƒฃแƒšแƒ, แƒ›แƒ”แƒกแƒแƒ›แƒ” แƒแƒ“แƒ’แƒ˜แƒšแƒ˜ 2 แƒฅแƒฃแƒšแƒ , แƒฎแƒแƒšแƒ แƒ›แƒแƒœแƒแƒฌแƒ˜แƒšแƒ”แƒแƒ‘แƒ 1 แƒฅแƒฃแƒšแƒ) แƒžแƒ˜แƒ แƒ•แƒ”แƒš แƒ›แƒแƒ˜แƒกแƒก แƒจแƒ”แƒฏแƒแƒ›แƒ“แƒ”แƒ‘แƒ แƒฅแƒฃแƒšแƒ”แƒ‘แƒ˜, แƒ แƒแƒ›แƒšแƒ˜แƒก แƒ›แƒ˜แƒฎแƒ”แƒ“แƒ•แƒ˜แƒ—แƒแƒช แƒ’แƒแƒ›แƒแƒ•แƒšแƒ˜แƒœแƒ“แƒ”แƒ‘แƒ แƒ—แƒ•แƒ˜แƒก 8 แƒกแƒแƒฃแƒ™แƒ”แƒ—แƒ”แƒกแƒ แƒ›แƒแƒ—แƒแƒ›แƒแƒจแƒ”. (แƒ•แƒ˜แƒœแƒช แƒ›แƒ”แƒข แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒจแƒ˜ แƒ›แƒ˜แƒ˜แƒฆแƒ”แƒ‘แƒก แƒ›แƒแƒœแƒแƒฌแƒ˜แƒšแƒ”แƒแƒ‘แƒแƒก แƒจแƒ”แƒกแƒแƒ‘แƒแƒ›แƒ˜แƒกแƒแƒ“ แƒ’แƒแƒ›แƒแƒ แƒฏแƒ•แƒ”แƒ‘แƒ˜แƒก แƒ›แƒ”แƒขแƒ˜ แƒจแƒแƒœแƒกแƒ˜ แƒ”แƒฅแƒœแƒ”แƒ‘แƒ.) แƒ›แƒแƒ˜แƒกแƒ˜แƒก แƒ—แƒ•แƒ”แƒจแƒ˜, แƒฅแƒแƒ แƒ—แƒฃแƒšแƒ˜ แƒฉแƒแƒ˜แƒก แƒ›แƒฃแƒ–แƒ”แƒฃแƒ›แƒจแƒ˜ แƒฉแƒแƒขแƒแƒ แƒ“แƒ”แƒ‘แƒ แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ˜. แƒ แƒแƒ›แƒ”แƒšแƒจแƒ˜แƒช แƒแƒžแƒ แƒ˜แƒšแƒ˜แƒก แƒ—แƒ•แƒ˜แƒก 8 แƒกแƒแƒฃแƒ™แƒ”แƒ—แƒ”แƒกแƒ แƒ›แƒแƒ—แƒแƒ›แƒแƒจแƒ” แƒ›แƒ˜แƒ˜แƒฆแƒ”แƒ‘แƒก แƒ›แƒแƒœแƒแƒฌแƒ˜แƒšแƒ”แƒแƒ‘แƒแƒก. แƒ›แƒแƒ— แƒจแƒแƒ แƒ˜แƒก แƒ’แƒแƒœแƒแƒฌแƒ˜แƒšแƒ“แƒ”แƒ‘แƒ แƒกแƒแƒ˜แƒœแƒขแƒ”แƒ แƒ”แƒกแƒ แƒคแƒแƒกแƒ˜แƒแƒœแƒ˜ แƒžแƒ แƒ˜แƒ–แƒ”แƒ‘แƒ˜, แƒ แƒแƒ›แƒšแƒ”แƒ‘แƒกแƒแƒช แƒฅแƒแƒ แƒ—แƒฃแƒšแƒ˜ แƒฉแƒแƒ˜แƒก แƒ›แƒฃแƒ–แƒ”แƒฃแƒ›แƒ˜ แƒ“แƒแƒแƒฌแƒ”แƒกแƒ”แƒ‘แƒก. แƒ’แƒ˜แƒกแƒฃแƒ แƒ•แƒ”แƒ‘แƒ— แƒฌแƒแƒ แƒ›แƒแƒขแƒ”แƒ‘แƒแƒก!",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 6,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 120,
                "max_time": 180
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - แƒกแƒแƒฅแƒแƒ แƒ—แƒ•แƒ”แƒšแƒแƒก แƒ’แƒแƒก แƒคแƒ”แƒ“แƒ”แƒ แƒแƒชแƒ˜แƒ",
                "summary": "แƒกแƒแƒฅแƒแƒ แƒ—แƒ•แƒ”แƒšแƒแƒก แƒ’แƒแƒก แƒคแƒ”แƒ“แƒ”แƒ แƒแƒชแƒ˜แƒ˜แƒก แƒฏแƒ’แƒฃแƒคแƒจแƒ˜ แƒ’แƒแƒฌแƒ”แƒ•แƒ แƒ˜แƒแƒœแƒ”แƒ‘แƒ แƒจแƒ”แƒฃแƒซแƒšแƒ˜แƒแƒ— แƒ›แƒฎแƒแƒšแƒแƒ“ แƒกแƒแƒฅแƒแƒ แƒ—แƒ•แƒ”แƒšแƒแƒก  แƒ›แƒแƒฅแƒแƒšแƒแƒฅแƒ”แƒ”แƒ‘แƒก, แƒ แƒแƒ›แƒšแƒ”แƒ‘แƒ˜แƒช แƒ“แƒแƒ แƒ”แƒ’แƒ˜แƒกแƒขแƒ แƒ˜แƒ แƒ”แƒ‘แƒฃแƒšแƒ”แƒ‘แƒ˜ แƒแƒ แƒ˜แƒแƒœ แƒแƒ› แƒกแƒแƒ˜แƒขแƒ–แƒ” แƒ“แƒ แƒžแƒ แƒแƒคแƒ˜แƒšแƒจแƒ˜ แƒ›แƒ˜แƒ—แƒ˜แƒ—แƒ”แƒ‘แƒฃแƒšแƒ˜ แƒแƒฅแƒ•แƒ— แƒกแƒแƒฎแƒ”แƒšแƒ˜ แƒ“แƒ แƒ’แƒ•แƒแƒ แƒ˜.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 264,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-04-26T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-04-26T18:00:58.365574Z",
            "ended": "2021-04-26T18:57:47.983631Z",
            "start_waiting": "2021-04-26T18:00:57.260510Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 20,
            "ranked": true
        },
        {
            "id": 137723,
            "name": "Blitz 13x13 Swiss Tournament 2026-02-25 11:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260404T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-04-04T03:00:16.521526Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 300,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-04-04T07:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 300,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2026-02-25T11:30:40.878151Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-02-25T11:31:41.059278Z",
            "ended": "2026-02-25T12:17:23.022008Z",
            "start_waiting": "2026-02-25T11:31:40.883298Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 14799,
            "name": "Live 19x19 Swiss Tournament 2016-02-09 20:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 4,
                "name": "Live 19x19 Swiss Tournament",
                "rrule": "DTSTART:20260404T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-04-04T04:00:16.534590Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 600,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-04-04T08:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2016-02-09T20:30:46.959720Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2016-02-09T20:30:49.473375Z",
            "ended": "2016-02-09T22:26:15.576877Z",
            "start_waiting": "2016-02-09T20:30:49.165006Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 117601,
            "name": "HAPPY GO #74 Double Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1881.396246193039,
                        "deviation": 73.36196889093854,
                        "volatility": 0.05983719131855313
                    }
                },
                "ranking": 29.547993319915427,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments๏ผ\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-07T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 33,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-07T04:00:01.119702Z",
            "ended": "2024-11-15T07:39:53.129967Z",
            "start_waiting": "2024-07-07T04:00:00.966232Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 47256,
            "name": "9x9 D.E. (Chinese Rules)",
            "director": {
                "id": 582354,
                "username": "GlacialNoivern",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1538.257364713131,
                        "deviation": 65.55077561199136,
                        "volatility": 0.06026203340214659
                    }
                },
                "ranking": 24.886416928616224,
                "professional": false,
                "ui_class": ""
            },
            "description": "โ˜† The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\nโ˜† This is a โ€˜Fast Correspondence Tournamentโ€™. Please, avoid delaying your games using the vacation feature or pause. If thatโ€™s the case, the tournament director may call the game for your opponent (always with previous notice).\n\nโ˜† Does NOT pause on the weekend.\n\nโ˜† If this sounds like a good time to you, please join us!\n\n\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 43200,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ใƒฝ(โ‰งโ—กโ‰ฆ)ใƒŽ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 592,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-04-14T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-04-14T01:00:52.178484Z",
            "ended": "2019-06-02T14:07:37.737988Z",
            "start_waiting": "2019-04-14T01:00:51.850951Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 7,
            "ranked": true
        }
    ]
}