List all tournaments or create a new tournament.

GET /api/v1/tournaments/?ordering=-subsequent_pairing_method&page=5805
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59356,
    "next": "https://online-go.com/api/v1/tournaments/?ordering=-subsequent_pairing_method&page=5806",
    "previous": "https://online-go.com/api/v1/tournaments/?ordering=-subsequent_pairing_method&page=5804",
    "results": [
        {
            "id": 124012,
            "name": "19x19 Open D.E. Cup #96",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1378.8621286869252,
                        "deviation": 66.61260604697289,
                        "volatility": 0.060203637791238884
                    }
                },
                "ranking": 22.354001857791825,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-01-19T22:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-17T04:05:26.615555Z",
            "ended": null,
            "start_waiting": "2025-01-17T04:05:26.494585Z",
            "board_size": 19,
            "active_round": 6,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 132531,
            "name": "19x19 Open D.E. Cup #134",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1378.8621286869252,
                        "deviation": 66.61260604697289,
                        "volatility": 0.060203637791238884
                    }
                },
                "ranking": 22.354001857791825,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "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": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-09-28T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-09-25T19:31:04.331434Z",
            "ended": null,
            "start_waiting": "2025-09-25T19:31:04.102461Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 134306,
            "name": "9x9 Open D.E. Cup #204",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1378.8621286869252,
                        "deviation": 66.61260604697289,
                        "volatility": 0.060203637791238884
                    }
                },
                "ranking": 22.354001857791825,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 698,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-11-16T20:05:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-11-16T04:26:54.976710Z",
            "ended": null,
            "start_waiting": "2025-11-16T04:26:54.846670Z",
            "board_size": 9,
            "active_round": 6,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 59432,
            "name": "hi lads",
            "director": {
                "id": 748237,
                "username": "PAPA LOUIE",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/5ca63bebc1e9733a922cf80a18e54a3a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 547.3072455519224,
                        "deviation": 78.58011345147807,
                        "volatility": 0.059984484173782465
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "fdgtergsdf",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5310,
                "name": "24 and 25k group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/f5f3b05fe766ea36e99f24c9791f3725-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-21T23:25:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-04-21T23:25:33.681341Z",
            "ended": "2020-04-21T23:48:52.432287Z",
            "start_waiting": "2020-04-21T23:25:33.175118Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/f5f3b05fe766ea36e99f24c9791f3725-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 59397,
            "name": "2020年4月晉段班搶分賽(1-2級組)",
            "director": {
                "id": 755983,
                "username": "袁老師",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fe0808b21c82c7a9cb7addf61c922ef6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1625.628468273391,
                        "deviation": 112.15342538501214,
                        "volatility": 0.06001071925002786
                    }
                },
                "ranking": 26.16532238960867,
                "professional": false,
                "ui_class": ""
            },
            "description": "陳加穎 1k\n陳加栩 1k\n梁梓熙 1k\n石懿軒 1k\n袁榮聰 1k",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 120,
                "max_time": 120
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5110,
                "name": "香港兒童棋院",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 108,
                "icon": "https://user-uploads.online-go.com/d6eb3e6028ad3f005423be2afc2e5d0e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-23T06:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2020-04-23T06:30:53.782730Z",
            "ended": "2020-04-23T07:50:54.965906Z",
            "start_waiting": "2020-04-23T06:30:53.395903Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d6eb3e6028ad3f005423be2afc2e5d0e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 78310,
            "name": "Go Zodiac Friendship Games Online ราศีสิงห์ รุ่น A (3 ดั้งขึ้นไป)",
            "director": {
                "id": 564908,
                "username": "Sarawoot Kanya",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1447.290260342702,
                        "deviation": 65.68510695068778,
                        "volatility": 0.06068621375607203
                    }
                },
                "ranking": 23.475258391122175,
                "professional": false,
                "ui_class": ""
            },
            "description": "สามารถเข้าร่วมการแข่งขันด้วยการเชิญเท่านั้น\nสมัครแข่งขันได้ที่ https://docs.google.com/forms/d/1LhzPL-NyE8v5-DDBuQ-o7gnNZpTrk1e7WclqxiDsQdM/edit",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7581,
                "name": "การแข่งขันหมากล้อมออนไลน์",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 336,
                "icon": "https://user-uploads.online-go.com/5772b75b13247e45a3922d8202c6c9ce-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-17T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-08-17T10:00:52.013747Z",
            "ended": "2021-08-17T10:57:46.665812Z",
            "start_waiting": "2021-08-17T10:00:51.928006Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5772b75b13247e45a3922d8202c6c9ce-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 108668,
            "name": "Mid-Speed Ladder (9x9) #1",
            "director": {
                "id": 1303195,
                "username": "eaglejoy",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1814.5278273894323,
                        "deviation": 67.29577928717005,
                        "volatility": 0.05999029476123887
                    }
                },
                "ranking": 28.710220246475455,
                "professional": false,
                "ui_class": ""
            },
            "description": "Note: The min. speed is usually equivalent to “<strong>2</strong> move per calendar day per player”.\n\n<h2>Rules</h2>\n\n<ul>\n\n\n<li>Pause or Vacation setting is looked on as resigning all the rest games, resulting in \"Lost by Disqualification\" in the current game. If you find your opponent do it, just report to the admin of the group.</li>\n\n</ul>\n\n\n<hr>\n<h3>About the Ladder</h3>\n<p>Your points of a tournament = # of games won + Additional Points</p>\n<p>Additional Points: Completing a tournament get 2 points by defaul; if timeout, pause or vacation setting exists, 0 point.</p>\n<p>After a tournament, you will see the Ladder like this:</p>\n\n<ol>\n\n\n<li><a href=\"https://online-go.com/player/915664/\">annikiya</a> 〔15〕</li>\n<li><a href=\"https://online-go.com/player/769579/\">Mordred49</a> 〔10〕</li>\n<li><a href=\"https://online-go.com/player/680893/\">GoEtLent</a>  〔7〕</li>\n<li><a href=\"https://online-go.com/player/999755/\">Kingfisher215</a> 〔6〕</li>\n<li><a href=\"https://online-go.com/player/131331/\">pokojztoba</a> 〔5〕</li>\n<li><a href=\"https://online-go.com/player/885367/\">pablix</a> 〔4〕</li>\n</ol>",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 31848,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 86400,
                "period_time": 86400,
                "stones_per_period": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12936,
                "name": "Mid-speed",
                "summary": "Middle speed matches, not so hurry, not so slow.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 21,
                "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-22T06:20:00Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 20,
            "max_ranking": 31,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-22T06:20:34.952057Z",
            "ended": "2023-11-29T13:43:00.288925Z",
            "start_waiting": "2023-10-22T06:20:34.650543Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 113557,
            "name": "4k - 8k correspondence",
            "director": {
                "id": 1403550,
                "username": "MyraCaller",
                "country": "ma",
                "icon": "https://user-uploads.online-go.com/eff060a9162807397a824ff127709e20-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1430.5457191588548,
                        "deviation": 63.03035501295459,
                        "volatility": 0.059963956066787054
                    }
                },
                "ranking": 23.20586117345916,
                "professional": false,
                "ui_class": ""
            },
            "description": "enjoy!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45251,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11630,
                "name": "SDK Proving Grounds (Single Digit Kyu)",
                "summary": "The Official SDK Proving Grounds. This group spawned from the DDK Proving Grounds (Double Digit Kyu) group, & it's popularity. Here, SDK's can play against other SDK's (or Dan players that haven’t established a solid foothold in Dan land yet). If you get s",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 100,
                "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-05-05T09:00:00Z",
            "players_start": 10,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 22,
            "max_ranking": 26,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-26T18:05:31.572410Z",
            "ended": "2024-07-18T15:46:51.815970Z",
            "start_waiting": "2024-04-26T18:05:30.757555Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fe22e722b560243ad3845b81f4d4722b-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 120357,
            "name": "Happy Day 20 / 09 / 2024",
            "director": {
                "id": 1362763,
                "username": "deleted-15e708d4-c83f-4d8a-a40f-a4cb63115f77",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/06c7aecf0fb13ada2b00bd6a63893e1f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 773.4182196641907,
                        "deviation": 65.80218842598457,
                        "volatility": 0.060071582765402184
                    }
                },
                "ranking": 8.968811757355668,
                "professional": false,
                "ui_class": ""
            },
            "description": "<link rel=\"stylesheet\" type=\"text/css\"href=\"https://poonpunokok.github.io/1.css\">\n<link rel=\"stylesheet\" type=\"text/css\"href=\"https://poonpunokok.github.io/test2607.css\"> \n<link rel=\"stylesheet\" type=\"textcss\" href=\"https://poonpunokok.github.io/Rainbow.css\"> </div>",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14340,
                "name": "HackerGO.",
                "summary": "<strong><h1>Welcome to my group page!!!</strong></h1>\n<strong><h2> This page make by css.</strong></h2>\n\n<b class=\"hr anim\"></b>\n<h2>Free source for decorate profile</h2>\nIf you like the design of my page, add the following line to your bio:\n\n(link rel=\"st",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 100,
                "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-09-20T01:50:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2024-09-20T01:50:56.544187Z",
            "ended": "2024-09-20T02:01:01.338871Z",
            "start_waiting": "2024-09-20T01:50:56.481248Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 85989,
            "name": "III TORNEO DE ENTRENAMIENTO AVANZADO DE GO EN KANIK",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1171.207886687557,
                        "deviation": 60.582228588721904,
                        "volatility": 0.059730739267367286
                    }
                },
                "ranking": 18.575389024397857,
                "professional": false,
                "ui_class": ""
            },
            "description": "Este es el último entrenamiento antes del Campeonato. ¡Disfrútenlo y aprovéchenlo! ¡Que tengan buenos juegos!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-12T02:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2022-02-12T02:35:38.201402Z",
            "ended": "2022-02-12T03:45:07.055156Z",
            "start_waiting": "2022-02-12T02:35:38.088674Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}