List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5620
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60019,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5621",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5619",
    "results": [
        {
            "id": 49623,
            "name": "Reg Cor. 9x9 10player R-Robin. Starts when full. Jul'19rA",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie :)\n\n- Note: Provisional players allowed & welcome.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2014,
                "name": "The Nines 9x9 ",
                "summary": "9x9 Go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 378,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-07-01T13:01:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-06T12:14:16.702258Z",
            "ended": "2019-07-19T20:47:54.768823Z",
            "start_waiting": "2019-07-06T12:14:09.111639Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 133843,
            "name": "The Aji Tournament II",
            "director": {
                "id": 1864696,
                "username": "The Atari Union",
                "country": "in",
                "icon": "https://user-uploads.online-go.com/97a3545e27ab6dc2768c65861fc96dd0-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 275.4271587796327,
                        "deviation": 83.19570494461763,
                        "volatility": 0.059985568052562735
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "All are open for more tournaments. For a beginner friendly group join the Aji Union Group (+25k Beginner)",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 777600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15743,
                "name": "The Aji Union (+25k Beginners)",
                "summary": "This group is open for all and beginner friendly. If you do not wish to join this group try the The Opening Tournament on Oct 7th, it is called The Aji Tournament!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 19,
                "icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-11-03T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-11-03T23:00:22.745244Z",
            "ended": "2026-02-03T20:42:59.228928Z",
            "start_waiting": "2025-11-03T23:00:22.643989Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 115234,
            "name": "19x19 Open D.E. Cup #70",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1317.1997592979628,
                        "deviation": 70.59911507982548,
                        "volatility": 0.060212816563961095
                    }
                },
                "ranking": 21.294877184752988,
                "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": 76,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-04-28T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-04-28T00:51:18.496988Z",
            "ended": "2025-02-05T07:24:31.200333Z",
            "start_waiting": "2024-04-28T00:51:18.341275Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 95581,
            "name": "9x9 Round Robin.",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
                "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. <br>\nIt is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 38880,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 36000,
                "initial_time": 259200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 362,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-10-18T22:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-10-18T17:37:13.212453Z",
            "ended": "2022-11-08T11:59:12.650572Z",
            "start_waiting": "2022-10-18T17:37:12.681151Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 121900,
            "name": "Go to Go war #2",
            "director": {
                "id": 1436588,
                "username": "Arrow A6 anti-",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 588.6751839572613,
                        "deviation": 80.73457404236709,
                        "volatility": 0.0636275307525229
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "<h3><a Href=\"https://online-go.com/group/13797\"><span  style=\"color:gold;\"><u>  Go advance forward forever&#20<a Href=\"https://online-go.com/group/13797\">welcome to join</u>\n</a></h3>\n\n<a href=\"https://info.flagcounter.com/DNXU\"><img src=\"https://s01.flagcounter.com/map/DNXU/size_s/txt_000000/border_CCCCCC/pageviews_1/viewers_1/flags_2/\" alt=\"Flag Counter\" border=\"0\"></a>\n\n\n<H1>Go to Go war</H1>",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 19147,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 13797,
                "name": " 无间勤碁术化  Go Advance forward forever",
                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 495,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-11-07T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-11-06T19:05:58.546288Z",
            "ended": "2025-01-11T11:56:18.570942Z",
            "start_waiting": "2024-11-06T19:05:58.407811Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 62001,
            "name": "Mental Combat Basic 2020 19x19 Regular",
            "director": {
                "id": 476035,
                "username": "MonkeyMonk",
                "country": "ru",
                "icon": "https://secure.gravatar.com/avatar/893ba2588a07b3654986a9ddfaabc7d7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1421.3320906134593,
                        "deviation": 61.451764318788584,
                        "volatility": 0.0600152725576737
                    }
                },
                "ranking": 23.05627815682673,
                "professional": false,
                "ui_class": ""
            },
            "description": "Annual Mental Combat Basic regular tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5771,
                "name": "Mental Combat",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 0,
                "icon": "https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-07-15T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-15T01:00:49.369228Z",
            "ended": "2022-03-15T07:54:09.526392Z",
            "start_waiting": "2020-07-15T01:00:48.802248Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 92361,
            "name": "Tournament :)",
            "director": {
                "id": 1177637,
                "username": "jeffreyc52066",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/9cff1e4aa931b03b6feeb07abb02dbca?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 669.640329046504,
                        "deviation": 79.46234490594037,
                        "volatility": 0.060005184150319746
                    }
                },
                "ranking": 5.633378489183229,
                "professional": false,
                "ui_class": ""
            },
            "description": "please join this tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "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": false,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8910,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-11-07T10:50:00Z",
            "players_start": 15,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-12-06T00:22:01.133373Z",
            "ended": "2023-05-10T17:05:19.533868Z",
            "start_waiting": "2022-12-06T00:22:00.974139Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 109814,
            "name": "华夏人PK赛",
            "director": {
                "id": 1467728,
                "username": "happy2012",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/a3275ccdf14beb9f425ecd8e3629f074?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1527.8425337972394,
                        "deviation": 129.72406940682978,
                        "volatility": 0.060006516617516374
                    }
                },
                "ranking": 24.7291459518208,
                "professional": false,
                "ui_class": ""
            },
            "description": "非华夏人勿入",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "per_move": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1180,
                "name": "华夏兄弟盟 Chinese Brotherhood ",
                "summary": "A group that you can play with a lot of Chinese players :) .welcome everyone joining our group, we sincerely hope you can enjoy the game of Go and Chinese culture as well :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1190,
                "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-11-22T11:15:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-11-22T10:35:20.365922Z",
            "ended": "2023-11-22T10:39:33.094027Z",
            "start_waiting": "2023-11-22T10:35:20.269491Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 85393,
            "name": "9x9 Mini League 1k-9k #7",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1317.1997592979628,
                        "deviation": 70.59911507982548,
                        "volatility": 0.060212816563961095
                    }
                },
                "ranking": 21.294877184752988,
                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 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": 708,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-02-06T21:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 21,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-02-02T06:55:39.298419Z",
            "ended": "2022-03-18T13:09:31.127542Z",
            "start_waiting": "2022-02-02T06:55:39.079831Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 103301,
            "name": "TORNEIO 12H20",
            "director": {
                "id": 832318,
                "username": "miguel0204",
                "country": "br",
                "icon": "https://secure.gravatar.com/avatar/471c6f87781deced9d324ef7093a8382?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1489.5401608153218,
                        "deviation": 62.11603608321649,
                        "volatility": 0.06001622862448456
                    }
                },
                "ranking": 24.141386522480577,
                "professional": false,
                "ui_class": ""
            },
            "description": "TORNEIO 12H20",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 51,
            "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": 13117,
                "name": "alunos verissimo",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 110,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-05-16T16:00:00Z",
            "players_start": 7,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-05-16T15:16:37.638901Z",
            "ended": "2023-05-16T15:55:16.221692Z",
            "start_waiting": "2023-05-16T15:16:37.543833Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        }
    ]
}