List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=exclude_provisional&page=508
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59192,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=exclude_provisional&page=509",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=exclude_provisional&page=507",
    "results": [
        {
            "id": 91139,
            "name": "3 -> 蔡仲文 4 -> 何炬輘",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "3 -> 蔡仲文\n4 -> 何炬輘",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-06-11T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-06-11T03:45:09.383830Z",
            "ended": "2022-06-11T04:00:16.738644Z",
            "start_waiting": "2022-06-11T03:45:09.333532Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 94474,
            "name": "Тестовый",
            "director": {
                "id": 443311,
                "username": "rominokun",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/5ac2ac7311439a617e4e8dcd65dfe075-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2099.4088049469997,
                        "deviation": 77.43405946674632,
                        "volatility": 0.06000748966084304
                    }
                },
                "ranking": 32.0861963207287,
                "professional": false,
                "ui_class": ""
            },
            "description": "Для новичков, делающих первые шаги",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 48,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 45,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4606,
                "name": "Го-клуб МГУ ",
                "summary": "Го Клуб Московского университета \n\nMoscow University Go Club\n\n莫斯科大学围棋俱乐部\n\nモスクワ大学囲碁クラブ\n\n모스크바 대학교 바둑 클럽",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 323,
                "icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-09-11T16:45:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-09-11T16:45:25.046053Z",
            "ended": "2022-09-11T17:51:36.513390Z",
            "start_waiting": "2022-09-11T16:45:24.847273Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 36889,
            "name": "taiwan NO.1",
            "director": {
                "id": 503998,
                "username": "Zillers",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/b1a778a3afa829a57ccc5c5d266415e3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1364.6010178272118,
                        "deviation": 63.26967934138518,
                        "volatility": 0.05998543293531622
                    }
                },
                "ranking": 22.11332234253631,
                "professional": false,
                "ui_class": ""
            },
            "description": "taiwan NO.1",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "correspondence",
                "system": "simple",
                "pause_on_weekends": true,
                "per_move": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2087,
                "name": "Taiwan Group",
                "summary": "Welcome to Taiwan Group.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 55,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-05-15T08:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-05-15T08:00:07.295064Z",
            "ended": "2019-03-16T04:59:03.311322Z",
            "start_waiting": "2018-05-15T08:00:01.432906Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 131491,
            "name": "JORNADA 4 DE ENTRENAMIENTO DE GO AVANZADO OTOÑO 2025",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1171.207886687557,
                        "deviation": 60.582228588721904,
                        "volatility": 0.059730739267367286
                    }
                },
                "ranking": 18.575389024397857,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 37,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14953,
                "name": "Kanik",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 17,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-08-17T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2025-08-17T00:35:34.058744Z",
            "ended": "2025-08-17T00:54:29.244093Z",
            "start_waiting": "2025-08-17T00:35:34.017146Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 2748,
            "name": "Fast 9x9",
            "director": {
                "id": 52052,
                "username": "ST000MA",
                "country": "rs",
                "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1773.7204734712398,
                        "deviation": 64.7543915421217,
                        "volatility": 0.06233350490466346
                    }
                },
                "ranking": 28.18365079311867,
                "professional": false,
                "ui_class": ""
            },
            "description": "Swiss, 9x9, Japanese rules, 25-20kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 88320,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 172800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 10,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-01-08T17:25:46.587406Z",
            "ended": "2014-02-14T13:55:24.805376Z",
            "start_waiting": "2014-01-08T17:23:28.964127Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 1065,
            "name": "2nd annual OGS open",
            "director": {
                "id": 29698,
                "username": "jobbob245",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/20912d55780c93bb66b8b9477b5c37d1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1338.05506261425,
                        "deviation": 72.43903673204956,
                        "volatility": 0.06000638321309588
                    }
                },
                "ranking": 21.658541113556804,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-03-02T17:32:51Z",
            "ended": "2010-03-02T16:32:51Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 131490,
            "name": "JORNADA 4 DE ENTRENAMIENTO BÁSICO DE GO OTOÑO 2025",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1171.207886687557,
                        "deviation": 60.582228588721904,
                        "volatility": 0.059730739267367286
                    }
                },
                "ranking": 18.575389024397857,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 14953,
                "name": "Kanik",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 17,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-08-17T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2025-08-17T00:35:34.010927Z",
            "ended": "2025-08-17T01:03:25.081790Z",
            "start_waiting": "2025-08-17T00:35:33.961574Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 67514,
            "name": "We hebben een Go!",
            "director": {
                "id": 857798,
                "username": "michel.meulpolder",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4001bfc32eaabb8c22feed343ff643e6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1530.904286543542,
                        "deviation": 179.836983209365,
                        "volatility": 0.06000173057418712
                    }
                },
                "ranking": 24.77549146775468,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "We hebben een Go!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7078,
                "name": "Go BDR!",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-06T19:15:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-11-06T19:15:21.982327Z",
            "ended": "2020-11-06T20:21:53.747975Z",
            "start_waiting": "2020-11-06T19:15:21.656974Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1064,
            "name": "Tangerine's mini-tournament",
            "director": {
                "id": 23772,
                "username": "Tangerine",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/184fb69faeff10f0827fbd21e3ceda98?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1804.8483653319763,
                        "deviation": 61.572051133691396,
                        "volatility": 0.059997715164987545
                    }
                },
                "ranking": 28.58639775944143,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 345600,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 24,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-03-12T03:31:29Z",
            "ended": "2010-03-12T02:31:29Z",
            "start_waiting": null,
            "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": 2608,
            "name": "Porfirionowe Pory Roku - zima",
            "director": {
                "id": 257,
                "username": "Samick",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/0721a481f3709e3c3b41d628464257ba-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1548.4406368092914,
                        "deviation": 64.26374171794141,
                        "volatility": 0.05983222541566811
                    }
                },
                "ranking": 25.039165013583357,
                "professional": false,
                "ui_class": ""
            },
            "description": "Dziękuję wszystkim za udział, zapraszam do kolejnej edycji. :)\n\nUwagi proszę pisać tutaj http://online-go.com/forum/thread/22/Turniej...\n\n\n***************************************\n\nJan podsunął pomysł na rozgrywanie turniejów wedle pór roku. Skoro prawdziwe turnieje nie wyszły, może wirutalne będą miały większą szansę realizacji. Zapewne trochę to potrwa nim zbierzemy odpowiednialiczbę graczy i rozegramy wszystkie mecze, dlatego zaczniemy od zimy. :)\n\n6 miejsc (na próbę by szybciej wystartować, w następnym można zwiększyć), Szwajcar, bez handicapów, zasady japońskie, proste liczenie czasu - 96 godziny na ruch.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 345600,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 345600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12,
                "name": "Porfirion - Szczecin",
                "summary": "Grupa graczy ze Szczecińskiego Klubu Go Porfirion. Zapraszamy wszystkich graczy (i chcących poznać grę) ze Szczecina, znajomych i chętnych się zaznajomić :)\n\nhttp://szczecin.go.art.pl/",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 46,
                "icon": "https://user-uploads.online-go.com/b5cff8e1fc4125b73ea513b6eca3baec-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2013-10-29T01:40:55.507140Z",
            "ended": "2013-11-22T00:00:11.688806Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b5cff8e1fc4125b73ea513b6eca3baec-15.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}