List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5708
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58822,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5709",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5707",
    "results": [
        {
            "id": 80477,
            "name": "2021 Season 1",
            "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": "2021 Season 1",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 26880,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10175,
                "name": "STWDCFWMS-P1",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-24T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-09-24T07:21:56.228213Z",
            "ended": "2021-10-15T06:06:29.848134Z",
            "start_waiting": "2021-09-24T07:21:56.074685Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 118594,
            "name": "#10 Happy Tourney.",
            "director": {
                "id": 1144866,
                "username": "𝗣𝘂𝘁 𝗞.",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 928.1727217551917,
                        "deviation": 68.47771365792849,
                        "volatility": 0.060567716349865346
                    }
                },
                "ranking": 13.191323171828245,
                "professional": false,
                "ui_class": ""
            },
            "description": "10th happy tourney, I will create a new tournament with this name every Monday, have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 69,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-08-04T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-04T17:00:18.871753Z",
            "ended": "2024-12-03T05:01:45.166615Z",
            "start_waiting": "2024-08-04T17:00:18.741677Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 112526,
            "name": "19x19 Open D.E. Cup #62",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1428.7607772259034,
                        "deviation": 69.43294160708245,
                        "volatility": 0.06017334395576651
                    }
                },
                "ranking": 23.17695807323701,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 66,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-02-25T22:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-02-20T15:47:00.875025Z",
            "ended": "2025-04-29T13:25:55.658281Z",
            "start_waiting": "2024-02-20T15:47:00.752326Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 121095,
            "name": "JORNADA 6 DE ENTRENAMIENTO AVANZADO DE GO INVIERNO 2024",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1122.8246878101952,
                        "deviation": 60.371331762484964,
                        "volatility": 0.05972935206691125
                    }
                },
                "ranking": 17.59873578097929,
                "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": 45,
            "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": true,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 237,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-13T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2024-10-13T00:35:31.327416Z",
            "ended": "2024-10-13T00:44:04.588301Z",
            "start_waiting": "2024-10-13T00:35:31.276971Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 86834,
            "name": "Stop russian aggression against Ukraine",
            "director": {
                "id": 1086736,
                "username": "deleted-84c9dc87-6ab8-49df-9539-92e786d4ca5c",
                "country": "cz",
                "icon": "https://user-uploads.online-go.com/c301d268049b281ea7e98cb2f3b4ef90-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1298.4998407914584,
                        "deviation": 62.53006322731395,
                        "volatility": 0.05998661728050915
                    }
                },
                "ranking": 20.963867852621817,
                "professional": false,
                "ui_class": ""
            },
            "description": "For everybody who wants to support brave people of Ukraine.\n\nGlory to Ukraine!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "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": 432000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10753,
                "name": "Brave Lions",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://user-uploads.online-go.com/c301d268049b281ea7e98cb2f3b4ef90-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-03-13T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 24,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-03-13T10:00:01.164203Z",
            "ended": "2022-09-27T19:34:38.486578Z",
            "start_waiting": "2022-03-13T10:00:00.610867Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c301d268049b281ea7e98cb2f3b4ef90-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 25225,
            "name": "გო 2017 . 13 x 13 ,  ტურნირი  # 1",
            "director": {
                "id": 167451,
                "username": "gia71",
                "country": "ge",
                "icon": "https://secure.gravatar.com/avatar/036e42f141fb1c2ce8750f84f0bf9216?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1962.1737922305308,
                        "deviation": 61.96359216939175,
                        "volatility": 0.06000303876629971
                    }
                },
                "ranking": 30.52119040568337,
                "professional": false,
                "ui_class": ""
            },
            "description": "ღია  ტურნირი",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "period_time": 20,
                "speed": "live",
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "main_time": 600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 262,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-03-05T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-03-05T18:00:37.350874Z",
            "ended": "2017-03-05T19:16:29.561150Z",
            "start_waiting": "2017-03-05T18:00:36.921363Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 79478,
            "name": "ทดสอบแข่ง ป.1",
            "director": {
                "id": 779033,
                "username": "T.Boss Chanatip",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2035.3577057312855,
                        "deviation": 73.07838554282719,
                        "volatility": 0.06006497874786784
                    }
                },
                "ranking": 31.368912011527872,
                "professional": false,
                "ui_class": ""
            },
            "description": "ทดสอบ",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": 9318,
                "name": "Piyachat ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 222,
                "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-31T01:43:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-31T01:43:50.783978Z",
            "ended": "2021-08-31T02:21:48.903054Z",
            "start_waiting": "2021-08-31T01:43:50.585552Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 134407,
            "name": "JORNADA 13 DE ENTRENAMIENTO DE GO BÁSICO 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": 1122.8246878101952,
                        "deviation": 60.371331762484964,
                        "volatility": 0.05972935206691125
                    }
                },
                "ranking": 17.59873578097929,
                "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": "2025-11-16T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2025-11-16T00:35:05.172604Z",
            "ended": "2025-11-16T01:12:11.034473Z",
            "start_waiting": "2025-11-16T00:35:05.092559Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 97748,
            "name": "19x19 Open D.E. Cup #2",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1428.7607772259034,
                        "deviation": 69.43294160708245,
                        "volatility": 0.06017334395576651
                    }
                },
                "ranking": 23.17695807323701,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 66,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-12-25T22:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-12-20T04:16:32.108044Z",
            "ended": "2024-04-11T03:12:19.298252Z",
            "start_waiting": "2022-12-20T04:16:31.962891Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 58160,
            "name": "西瓜杯圍甲超級聯賽",
            "director": {
                "id": 743935,
                "username": "陳天予",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/92bd8f7ccd9c9c665e771833ace80447-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1849.7790445836285,
                        "deviation": 72.8593185138491,
                        "volatility": 0.05999399202989177
                    }
                },
                "ranking": 29.155647380662366,
                "professional": false,
                "ui_class": ""
            },
            "description": "西瓜杯圍甲超級聯賽,淘汰賽。",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 190,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 14400,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4864,
                "name": "歡樂家庭——ogs",
                "summary": "a family in Hongkong.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 2,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-15T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-06-15T01:00:56.861986Z",
            "ended": "2020-06-15T10:54:53.265927Z",
            "start_waiting": "2020-06-15T01:00:56.643025Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        }
    ]
}