List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=name&page=4982
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60266,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=4983",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=name&page=4981",
    "results": [
        {
            "id": 79947,
            "name": "Norway Tournament",
            "director": {
                "id": 109488,
                "username": "DVbS78rkR7NVe",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2026.1476299885521,
                        "deviation": 66.05609734432652,
                        "volatility": 0.059874270189468615
                    }
                },
                "ranking": 31.26391960044579,
                "professional": false,
                "ui_class": ""
            },
            "description": "Join the group for more cat tournaments ^__^",
            "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",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6124,
                "name": "Leopard's Resting Tree",
                "summary": "A little corner for cat tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 312,
                "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-14T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2021-09-14T02:00:04.471867Z",
            "ended": "2021-11-04T15:14:51.414574Z",
            "start_waiting": "2021-09-14T02:00:04.086930Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 72925,
            "name": "Nos vamos de vacaciones!!! 🏖 🏝 😎",
            "director": {
                "id": 751767,
                "username": "Yar-Yar.bmx",
                "country": "mx",
                "icon": "https://secure.gravatar.com/avatar/3598834e6075a04a7d57a774ab1761ca?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1208.602530444537,
                        "deviation": 63.0689499293524,
                        "volatility": 0.0601222204399597
                    }
                },
                "ranking": 19.30297409200425,
                "professional": false,
                "ui_class": ""
            },
            "description": "¿Nos merecemos vacaciones? ¡Claro que si! Disfrutemos nuestro primer dia de vacaciones jugando go ⚪️⚫️⚪️\n\nEn este caso jugaremos partidas simultáneas se me ocurrió que seria una buena idea 💡 🙂🙂😀😀.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 604800,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7388,
                "name": "Amiguis",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/93066b202bcdf0acde8b804a73b53514-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-29T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-03-29T23:00:36.637402Z",
            "ended": "2021-06-04T13:14:30.373326Z",
            "start_waiting": "2021-03-29T23:00:34.944583Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/93066b202bcdf0acde8b804a73b53514-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 68572,
            "name": "Not Akash's tournament",
            "director": {
                "id": 836874,
                "username": "NicholasD03",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/f493528ea0a3bfff700b0528c858339c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1028.5047944967969,
                        "deviation": 71.63711526554845,
                        "volatility": 0.060081207056853145
                    }
                },
                "ranking": 15.567520953222878,
                "professional": false,
                "ui_class": ""
            },
            "description": "34tvju q'o4i5yjunq4imoj2",
            "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",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6721,
                "name": "Mr. Erb's Math Class",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 19,
                "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-12-04T14:42:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-04T14:42:03.358754Z",
            "ended": "2021-02-08T15:21:46.666520Z",
            "start_waiting": "2020-12-04T14:42:03.213706Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6910eda41e1a6a0c79cb362e854798f9-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 116309,
            "name": "Not for AI players tournament",
            "director": {
                "id": 1564963,
                "username": "AI user",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/54be4f7f4407203a895110bdc239d2fe?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 710.3615547953566,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 7.000000000000001,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Welcome all players with out who use boting",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": 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": "2024-06-01T12:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 30,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-01T12:00:54.607864Z",
            "ended": "2025-01-14T23:52:14.571556Z",
            "start_waiting": "2024-06-01T12:00:54.454721Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 136610,
            "name": "Not so strong Tounrament_2",
            "director": {
                "id": 1827323,
                "username": "deleted-c6a09559-3471-4d3e-b851-4e9de29f76d4",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/6e64e4aa4a8c7b7fbdb261608b6ec37f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1034.020494894613,
                        "deviation": 69.97968694330321,
                        "volatility": 0.06000933175355701
                    }
                },
                "ranking": 15.691338847005301,
                "professional": false,
                "ui_class": ""
            },
            "description": "Not so strong tournament\nNot so strong players",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87084,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18052,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-01-26T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-01-26T06:00:26.615096Z",
            "ended": "2026-06-08T19:25:06.792042Z",
            "start_waiting": "2026-01-26T06:00:25.611815Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 136573,
            "name": "Not so strong Tournament",
            "director": {
                "id": 1827323,
                "username": "deleted-c6a09559-3471-4d3e-b851-4e9de29f76d4",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/6e64e4aa4a8c7b7fbdb261608b6ec37f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1034.020494894613,
                        "deviation": 69.97968694330321,
                        "volatility": 0.06000933175355701
                    }
                },
                "ranking": 15.691338847005301,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beat 20-10 kyu!\nFaster, higher, stronger -_-",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87084,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 86400,
                "max_time": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1655,
                "name": "yagobo",
                "summary": "「人生の中で一番生きている気がする」",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://user-uploads.online-go.com/4b7d234550cea7f0467e74178f21d876-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-01-23T06:00:00Z",
            "players_start": 6,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-01-23T05:59:23.714835Z",
            "ended": "2026-04-18T20:54:11.159553Z",
            "start_waiting": "2026-01-23T05:59:23.354776Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/4b7d234550cea7f0467e74178f21d876-15.png",
            "player_count": 18,
            "ranked": true
        },
        {
            "id": 82447,
            "name": "Nothin",
            "director": {
                "id": 860253,
                "username": "Somerandombozo",
                "country": "au",
                "icon": "https://user-uploads.online-go.com/4c399754c9ba4f959684887a22915092-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1162.3548743902988,
                        "deviation": 64.49923567694792,
                        "volatility": 0.06000361039217615
                    }
                },
                "ranking": 18.399736394557817,
                "professional": false,
                "ui_class": ""
            },
            "description": "Nope.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10192,
                "name": "傳說對決 AOV",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-13T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-15T08:45:54.839757Z",
            "ended": "2022-06-09T00:44:53.815211Z",
            "start_waiting": "2021-11-15T08:45:54.760396Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 33303,
            "name": "Nottingham February 2018",
            "director": {
                "id": 261476,
                "username": "Ulyaoth",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/d6144da587a6b66d48f9178c80828af9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1327.7329667797278,
                        "deviation": 62.12498096771621,
                        "volatility": 0.060026357388284074
                    }
                },
                "ranking": 21.479263759049143,
                "professional": false,
                "ui_class": ""
            },
            "description": "February online tournament for the Nottingham Go Club",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 24,
            "time_control_parameters": {
                "period_time": 600,
                "main_time": 60,
                "system": "canadian",
                "pause_on_weekends": false,
                "time_control": "canadian",
                "stones_per_period": 25,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 83,
                "name": "Nottingham Go Club",
                "summary": "Online Group for Go players in the Nottingham and Derby Area",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 92,
                "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-02-04T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-02-04T14:00:34.861043Z",
            "ended": "2018-02-04T15:32:22.458868Z",
            "start_waiting": "2018-02-04T14:00:34.311055Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 43160,
            "name": "Nottingham GO Club - December Sunday Go Tournament",
            "director": {
                "id": 23509,
                "username": "robindews",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/53b7cf9d9bdd1f8f9c5f4ffe8c21631d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1541.866380297196,
                        "deviation": 61.14091419950209,
                        "volatility": 0.06003237465737596
                    }
                },
                "ranking": 24.94066718342586,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Welcome to the monthly Nottingham Go Club Tournament. Our aim is to have a fun, quick play Go Competition that anyone can join. We are still struggling to get the handicaps to work, but have fun and enjoy the games.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 24,
            "time_control_parameters": {
                "period_time": 180,
                "main_time": 600,
                "system": "canadian",
                "pause_on_weekends": false,
                "time_control": "canadian",
                "stones_per_period": 10,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 83,
                "name": "Nottingham Go Club",
                "summary": "Online Group for Go players in the Nottingham and Derby Area",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 92,
                "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-12-02T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 30,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-12-02T13:00:09.314409Z",
            "ended": "2018-12-02T14:24:58.010024Z",
            "start_waiting": "2018-12-02T13:00:08.738207Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 57914,
            "name": "Nottingham Go Club - Covid Cup #1",
            "director": {
                "id": 23509,
                "username": "robindews",
                "country": "gb",
                "icon": "https://user-uploads.online-go.com/53b7cf9d9bdd1f8f9c5f4ffe8c21631d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1541.866380297196,
                        "deviation": 61.14091419950209,
                        "volatility": 0.06003237465737596
                    }
                },
                "ranking": 24.94066718342586,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "This is a live Tuesday evening tournnament for members and friends of the Nottingham Go Club. All are welcome to join in",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "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": 83,
                "name": "Nottingham Go Club",
                "summary": "Online Group for Go players in the Nottingham and Derby Area",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 92,
                "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-24T19:15:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 32,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-03-24T19:15:05.216530Z",
            "ended": "2020-03-24T21:20:17.485872Z",
            "start_waiting": "2020-03-24T19:15:03.387171Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-15.png",
            "player_count": 7,
            "ranked": true
        }
    ]
}