List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=id&page=3044
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58998,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=id&page=3045",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=id&page=3043",
    "results": [
        {
            "id": 72995,
            "name": "19x19 World War I",
            "director": {
                "id": 947864,
                "username": "aval.cado",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1297.6830736962474,
                        "deviation": 61.88104620789186,
                        "volatility": 0.05994264585747425
                    }
                },
                "ranking": 20.949301730356368,
                "professional": false,
                "ui_class": ""
            },
            "description": "Even though the world war one did not have pairings based on rank, or handi-caps, I'm gonna add them in our \"WW1\" Dedicated tournament=) Have fun battling, and break a leg! (Figurative language)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 131040,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 129600,
                "initial_time": 129600,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-26T21:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-26T21:00:23.101846Z",
            "ended": "2021-10-28T03:36:51.698591Z",
            "start_waiting": "2021-03-26T21:00:22.706341Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 72997,
            "name": "Blitz 19x19 Elimination Tournament 2021-03-24 13:30",
            "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": 1,
                "name": "Blitz 19x19 Elimination Tournament",
                "rrule": "DTSTART:20260316T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:06:42.010011Z",
                "last_run": "2026-03-16T21:00:11.734855Z",
                "lead_time_seconds": 1800,
                "tournament_type": "elimination",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 120,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slide",
                "subsequent_pairing_method": "slide",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 100
                },
                "next_run": "2026-03-17T01:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-24T13:30:57.737515Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T13:32:59.102091Z",
            "ended": "2021-03-24T13:53:11.282582Z",
            "start_waiting": "2021-03-24T13:32:58.989449Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 73001,
            "name": "Live 19x19 Swiss Tournament 2021-03-24 16:30",
            "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:20260316T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-16T20:00:11.701800Z",
                "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": "2026-03-17T00:00:00Z",
                "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": "2021-03-24T16:30:05.492536Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T16:30:07.415630Z",
            "ended": "2021-03-24T18:04:11.164716Z",
            "start_waiting": "2021-03-24T16:30:06.941612Z",
            "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": 73002,
            "name": "Blitz 19x19 Elimination Tournament 2021-03-24 17:30",
            "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": 1,
                "name": "Blitz 19x19 Elimination Tournament",
                "rrule": "DTSTART:20260316T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:06:42.010011Z",
                "last_run": "2026-03-16T21:00:11.734855Z",
                "lead_time_seconds": 1800,
                "tournament_type": "elimination",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 120,
                    "periods": 5
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slide",
                "subsequent_pairing_method": "slide",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 100
                },
                "next_run": "2026-03-17T01:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-24T17:30:08.112932Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T17:30:09.740274Z",
            "ended": "2021-03-24T17:53:52.818571Z",
            "start_waiting": "2021-03-24T17:30:09.552556Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 73003,
            "name": "FORTNITE PARA 4TO",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 737.7046137263186,
                        "deviation": 68.20913185753804,
                        "volatility": 0.06058593027435129
                    }
                },
                "ranking": 7.874362062534066,
                "professional": false,
                "ui_class": ""
            },
            "description": "YA CASI SALIMOS DE VACACIONES!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022๐Ÿ†",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 215,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-24T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T17:14:03.201883Z",
            "ended": "2021-03-24T18:01:11.853182Z",
            "start_waiting": "2021-03-24T17:14:02.915273Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 73004,
            "name": "แƒ‘แƒšแƒ˜แƒช 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": "แƒ‘แƒšแƒ˜แƒช แƒขแƒฃแƒ แƒœแƒ˜แƒ แƒ˜",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 5,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 3,
                "initial_time": 180,
                "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": 263,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-24T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-03-24T19:00:14.447520Z",
            "ended": "2021-03-24T19:46:18.933076Z",
            "start_waiting": "2021-03-24T19:00:13.891315Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 73005,
            "name": "Live 9x9 Double Elimination Tournament 2021-03-24 18:30",
            "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": 2,
                "name": "Live 9x9 Double Elimination Tournament",
                "rrule": "DTSTART:20260316T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:22:51.496184Z",
                "last_run": "2026-03-16T18:00:11.689386Z",
                "lead_time_seconds": 1800,
                "tournament_type": "double_elimination",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 300,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slide",
                "subsequent_pairing_method": "slide",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 100
                },
                "next_run": "2026-03-16T22:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 300,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-24T18:30:10.920061Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T18:30:12.523856Z",
            "ended": "2021-03-24T19:24:03.267814Z",
            "start_waiting": "2021-03-24T18:30:12.324710Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 73006,
            "name": "Partidas de Go para 5to",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 737.7046137263186,
                        "deviation": 68.20913185753804,
                        "volatility": 0.06058593027435129
                    }
                },
                "ranking": 7.874362062534066,
                "professional": false,
                "ui_class": ""
            },
            "description": "vamos a jugar go antes de semana santa",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 10,
                "periods": 4
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022๐Ÿ†",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 215,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-24T18:19:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-24T18:19:12.328172Z",
            "ended": "2021-03-24T19:07:47.558415Z",
            "start_waiting": "2021-03-24T18:19:11.896738Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 73007,
            "name": "baykuลŸลŸลŸ",
            "director": {
                "id": 920058,
                "username": "ElifMine",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/0340a3c39c87e74451c313b0496749d6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1075.5470712438607,
                        "deviation": 217.7494604147187,
                        "volatility": 0.059998565820915124
                    }
                },
                "ranking": 16.602866363923592,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "lalalaลŸlalalala",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8718,
                "name": "4c kanyon",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/098367b9b3e4a356aab22c072872a8f4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-24T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-26T02:23:36.627158Z",
            "ended": "2021-05-03T05:53:06.460135Z",
            "start_waiting": "2021-03-26T02:23:36.429158Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/098367b9b3e4a356aab22c072872a8f4-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 73009,
            "name": "Correspondence 19x19 RoundRobin 2021-03-25 19:00",
            "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": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20260316T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2026-03-16T19:00:11.740242Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-03-19T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-03-25T19:00:14.546024Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-25T19:00:16.442770Z",
            "ended": "2021-05-30T15:38:48.478383Z",
            "start_waiting": "2021-03-25T19:00:15.349600Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 9,
            "ranked": true
        }
    ]
}