List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5923
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59229,
    "next": null,
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5922",
    "results": [
        {
            "id": 84287,
            "name": "Mega tournament eleven",
            "director": {
                "id": 736023,
                "username": "2026vs.",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1529.4955917779457,
                        "deviation": 63.196335111054026,
                        "volatility": 0.060307009572073786
                    }
                },
                "ranking": 24.754179686665076,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open!",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5351,
                "name": "2025vs ",
                "summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 194,
                "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-02T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-02T03:00:30.365778Z",
            "ended": null,
            "start_waiting": "2022-04-02T03:00:30.332255Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png",
            "player_count": 18,
            "ranked": true
        },
        {
            "id": 110395,
            "name": "GO advance forward forever Friendly tournament",
            "director": {
                "id": 1441450,
                "username": "Grandpa Arrow A6",
                "country": "um",
                "icon": "https://user-uploads.online-go.com/8fc6827457c7494dbe3b0100b004213e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 700.5427661862708,
                        "deviation": 64.35727197472642,
                        "volatility": 0.06001612555625257
                    }
                },
                "ranking": 6.677783074955658,
                "professional": false,
                "ui_class": ""
            },
            "description": "无间勤碁术化 GO Advance forward forever\nFriendly Open Tournament.\nWelcome all players.\nHave fun...",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "ing",
            "time_per_move": 87084,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 777600,
                "main_time": 54000,
                "period_time": 30,
                "periods": 5
            },
            "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": 496,
                "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-12-31T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-12-31T19:00:05.328470Z",
            "ended": "2024-01-03T12:46:25.345605Z",
            "start_waiting": "2024-01-03T12:46:25.336058Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 77417,
            "name": "Hey Bros Time for a fresh correspondence Tournament",
            "director": {
                "id": 936720,
                "username": "Lucas Liu",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/41d2e9a73442819f2ec4624215a478c8-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1285.6028632338182,
                        "deviation": 63.05376733640603,
                        "volatility": 0.06005528346930371
                    }
                },
                "ranking": 20.732787633544536,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi do you think I didnt do A tournament For LOng? Well now will make a tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "aga",
            "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": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8738,
                "name": "MINECRAFT",
                "summary": "HI! This a Group Where People Talk About Minecraft Experiences",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 33,
                "icon": "https://user-uploads.online-go.com/111be862b965122bc3da49c05e0131ba-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-12T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-07-13T05:41:10.887954Z",
            "ended": "2021-07-13T17:45:06.439431Z",
            "start_waiting": "2021-07-13T17:45:06.433890Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/111be862b965122bc3da49c05e0131ba-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 132760,
            "name": "SP Open 2025 Test",
            "director": {
                "id": 1640355,
                "username": "Jxmeen",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/c5389eaa972e9dbf1be046e179c3d68a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1278.8474909084346,
                        "deviation": 63.40216235751937,
                        "volatility": 0.059996834135477885
                    }
                },
                "ranking": 20.61082213648176,
                "professional": false,
                "ui_class": ""
            },
            "description": "this is a test DO NOT TOUCH",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 2700,
                "main_time": 2700,
                "period_time": 5,
                "periods": 5,
                "per_move": 2700,
                "initial_time": 2700,
                "time_increment": 1,
                "max_time": 2700
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15657,
                "name": "SPMS Weiqi AY25/26 Exco-Subcomm",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 10,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-09-25T14:00:00Z",
            "players_start": 0,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-09-25T14:00:22.761189Z",
            "ended": "2025-09-25T14:18:36.432062Z",
            "start_waiting": "2025-09-25T14:18:36.414762Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 91016,
            "name": "第一屆嘉嘉盃 - 小漁村之戰",
            "director": {
                "id": 1159753,
                "username": "小幫手",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/1aad51ccd5db8261eefd78216dea04ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1255.7991846407826,
                        "deviation": 89.06009305115134,
                        "volatility": 0.06001824585181738
                    }
                },
                "ranking": 20.189790674731025,
                "professional": false,
                "ui_class": ""
            },
            "description": "組別棋力限制 : 十一級以下",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "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": 11838,
                "name": "蕭兔孽徒團 (Xiao Tu Legion)",
                "summary": "本群是黑嘉嘉成人班學員們在OGS開的社團,歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 324,
                "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-10T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2022-06-09T13:45:17.065446Z",
            "ended": "2022-06-09T14:32:14.254773Z",
            "start_waiting": "2022-06-09T14:32:14.245994Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 80923,
            "name": "Manual pairing 15 min Tournament",
            "director": {
                "id": 1044601,
                "username": "senseihk",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/cdd1c81710571c60e6ca7c93b8674063?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2326.49766407098,
                        "deviation": 249.480229604016,
                        "volatility": 0.060008490664285076
                    }
                },
                "ranking": 34.463891257409,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Manual pairing 15 min",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 900
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10177,
                "name": "SGA-Tournament",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 42,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-10-04T11:20:00Z",
            "players_start": 2,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2021-10-04T11:20:45.860224Z",
            "ended": "2022-09-18T16:55:54.923480Z",
            "start_waiting": "2022-09-18T16:55:54.917932Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 90954,
            "name": "測試OpenGotha",
            "director": {
                "id": 1159753,
                "username": "小幫手",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/1aad51ccd5db8261eefd78216dea04ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1255.7991846407826,
                        "deviation": 89.06009305115134,
                        "volatility": 0.06001824585181738
                    }
                },
                "ranking": 20.189790674731025,
                "professional": false,
                "ui_class": ""
            },
            "description": "測試OpenGotha",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 3600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11838,
                "name": "蕭兔孽徒團 (Xiao Tu Legion)",
                "summary": "本群是黑嘉嘉成人班學員們在OGS開的社團,歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 324,
                "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-06T12:09:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-06-06T12:09:03.398537Z",
            "ended": "2022-06-06T12:30:14.736878Z",
            "start_waiting": "2022-06-06T12:30:14.730869Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 104545,
            "name": "Very nice Tuesday night games",
            "director": {
                "id": 807332,
                "username": "timschwippel95",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/84c7934f3c75352cbe8792785836c9ce-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1241.1743163158822,
                        "deviation": 62.74130505289522,
                        "volatility": 0.05999882939658014
                    }
                },
                "ranking": 19.91860672091007,
                "professional": false,
                "ui_class": ""
            },
            "description": "Start time 20:03.\nLet's go!",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 39,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 1200,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6757,
                "name": "If you die in an elevator, make sure you press the up button",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-06-20T18:03:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-06-20T18:04:22.540219Z",
            "ended": "2023-06-20T18:07:56.123599Z",
            "start_waiting": "2023-06-20T18:07:56.118893Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 77251,
            "name": "Testing Tournament - WWGA",
            "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": "Please note: This tournament is a testing tournament for WWGA to use OpenGotha (beta) tournament style. It's a testing tournament for me personally so I can see if we can use this style sometimes.The rules for this tournament is AGA. (America Go Association)\nIf this tournament does not go as good as you expected, sorry!",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 2700
            },
            "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": "2021-07-11T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-07-11T21:00:46.204820Z",
            "ended": "2021-07-13T20:48:31.612804Z",
            "start_waiting": "2021-07-13T20:48:31.607094Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}