List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5988
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59891,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5989",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5987",
    "results": [
        {
            "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": 115888,
            "name": "ซ้อมระบบ",
            "director": {
                "id": 564908,
                "username": "Sarawoot Kanya",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1450.7244757952644,
                        "deviation": 64.2988723906399,
                        "volatility": 0.06068198210976438
                    }
                },
                "ranking": 23.53012500304784,
                "professional": false,
                "ui_class": ""
            },
            "description": "กฟกดฟหกดฟดกดฟ",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 21,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5893,
                "name": "Go Family",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 150,
                "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-05-10T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-05-10T06:11:22.442404Z",
            "ended": "2024-06-23T05:16:23.418862Z",
            "start_waiting": "2024-06-23T05:16:23.414184Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 86738,
            "name": "2 March, 2020 Practice",
            "director": {
                "id": 1102517,
                "username": "vwongpt",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/c6106f229d256b87ad8f114a608b3d7d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1544.7710327810785,
                        "deviation": 84.29096941359276,
                        "volatility": 0.06005286649551838
                    }
                },
                "ranking": 24.984237396477834,
                "professional": false,
                "ui_class": ""
            },
            "description": "日期: 2 Mar (wed)\n時間: 1920 - 2020\n平台: OGS \"www.online-go.com\n賽規: 15mins + 20s\n\n1. 請預先加入\nZoom 會議\nID: 243 819 3582\npw: 無\n 或 會議連結\nhttps://us02web.zoom.us/j/2438193582\n\n2. 請預早加入 \"Tournament\"\n\n3. 對弈守則\na. 🤝禮貌及有秩序\nb. ⏳請善用時間,若發現 對局過快,或需接受懲罰。\nc. 🚫嚴禁於50步內「Resign」或「投子」, 50步以上則可自行判斷\n*若未能遵守者,或不能參與下次練習賽\n\n\n✨特設Youtube直播及重溫, 請留意以下頻道:\nhttps://youtube.com/channel/UCvJsIiiYWtfuZ_7utaQXTrg",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10857,
                "name": "V.Chess Academy",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 65,
                "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-02T05:50:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-03-02T05:50:32.881412Z",
            "ended": "2022-03-02T05:54:40.993900Z",
            "start_waiting": "2022-03-02T05:54:40.989440Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/24a0b7752aa3881eeb1c45c28d29e936-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 78843,
            "name": "You are finally back, Jaden(other admin)",
            "director": {
                "id": 818383,
                "username": "SubToMixzory",
                "country": "vi",
                "icon": "https://user-uploads.online-go.com/c6aa9dd0c30d28446d4dcafe2b6186e9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1269.4299654571807,
                        "deviation": 64.69887391357838,
                        "volatility": 0.0601483836856834
                    }
                },
                "ranking": 20.439713055563516,
                "professional": false,
                "ui_class": ""
            },
            "description": ".................................................................any pauses will be disqualified                                         ps. new type of tournament, OpenGotha BETA",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 92160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 518400,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9028,
                "name": "chess group",
                "summary": "play chess together",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-30T01:05:00Z",
            "players_start": 1,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 37,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-30T01:05:47.392978Z",
            "ended": "2021-08-30T02:55:20.393685Z",
            "start_waiting": "2021-08-30T02:55:20.389094Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 138923,
            "name": "Yet Another 19x19 Tournament",
            "director": {
                "id": 1649078,
                "username": "fogreaper",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/183be2a7d2fb2909262cee800036fd26?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 360.667330076604,
                        "deviation": 70.3409230778269,
                        "volatility": 0.06029035470163882
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just a 19x19 tournament for your playing pleasure.",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "ing",
            "time_per_move": 91187,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200,
                "main_time": 3600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1785,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-04-04T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-04-04T17:32:16.490268Z",
            "ended": null,
            "start_waiting": "2026-04-04T17:32:16.463733Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 103707,
            "name": "12º Torneo Interclubes por Equipos",
            "director": {
                "id": 58535,
                "username": "blaumag",
                "country": "ar",
                "icon": "https://user-uploads.online-go.com/b9111f93173ba3f8763596a345d7e40e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1491.4078798746825,
                        "deviation": 341.6984305472543,
                        "volatility": 0.05999984344025184
                    }
                },
                "ranking": 24.170395885469745,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Sede Online",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 39,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13270,
                "name": "go.org.ar",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 1,
                "icon": "https://user-uploads.online-go.com/4a4ce2499cd93cde696261e2c5aa4290-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-05-27T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2023-05-27T13:00:57.824173Z",
            "ended": null,
            "start_waiting": "2023-05-27T13:00:57.794403Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4a4ce2499cd93cde696261e2c5aa4290-15.png",
            "player_count": 8,
            "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": 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": 79169,
            "name": "PSWJ League",
            "director": {
                "id": 741353,
                "username": "leweiqi",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/5b0ecae4681ada364e8a69673b62d5fb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1414.9794979505941,
                        "deviation": 143.52967038481785,
                        "volatility": 0.060003500574636326
                    }
                },
                "ranking": 22.95257814964255,
                "professional": false,
                "ui_class": ""
            },
            "description": "League games for PSWJ members",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 43,
            "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": 3794,
                "name": "WeiqiJB",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 80,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-29T07:30:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2021-08-29T07:30:01.707426Z",
            "ended": "2021-11-14T11:06:22.913681Z",
            "start_waiting": "2021-11-14T11:06:22.908606Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 91933,
            "name": "Testing opengotha",
            "director": {
                "id": 1,
                "username": "anoek",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1208.9334100566089,
                        "deviation": 62.686074939615125,
                        "volatility": 0.0600621269392931
                    }
                },
                "ranking": 19.30931100963924,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "This is a bug hunting test",
            "schedule": null,
            "title": null,
            "tournament_type": "opengotha",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800,
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1785,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-07-01T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "opengotha",
            "subsequent_pairing_method": "opengotha",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-07-01T11:46:52.616697Z",
            "ended": "2022-07-01T11:47:18.444630Z",
            "start_waiting": "2022-07-01T11:47:18.438051Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 28,
            "ranked": true
        }
    ]
}