List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=338
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=339",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=337",
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        },
        {
            "id": 107439,
            "name": "Go competition",
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                "id": 1236996,
                "username": "MingLau",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png",
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            },
            "description": "We need have 5 matches and only for 25-10 level.",
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            "title": null,
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            },
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            "group": {
                "id": 6427,
                "name": "Pokémon Go",
                "summary": "",
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                "hide_details": true,
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            },
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        },
        {
            "id": 78077,
            "name": "9 x 9 Summertime Game 2021",
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                "id": 606239,
                "username": "Dandarabilla",
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                "icon": "https://user-uploads.online-go.com/bd67bcb72024c28da27a874af6a172af-64.png",
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                },
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            },
            "description": "ALl double digits welcome to join",
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            "title": null,
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            },
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                "id": 9514,
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                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 135917,
            "name": "13x13 Mini League 10k-25k #43",
            "director": {
                "id": 1688153,
                "username": "Mittelmark",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
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                },
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                "ui_class": "supporter"
            },
            "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
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                "time_increment": 86400,
                "initial_time": 432000,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 161,
                "name": "13x13",
                "summary": "Like to play on a 13 x 13 board?",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 61,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2026-01-02T17:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
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            "ended": "2026-04-14T18:06:46.357577Z",
            "start_waiting": "2026-01-02T15:46:28.357465Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 44377,
            "name": "Go for Go!",
            "director": {
                "id": 565419,
                "username": "Birdcall5",
                "country": "_GoT_Martell",
                "icon": "https://secure.gravatar.com/avatar/70387fcc7a943ec8dbbfefecfc2eb7a8?s=64&d=retro",
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                },
                "ranking": 16.268576272140127,
                "professional": false,
                "ui_class": ""
            },
            "description": "Come and enjoy a few nice games of Go.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 34,
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                "time_control": "fischer",
                "initial_time": 420,
                "max_time": 3600,
                "time_increment": 30,
                "speed": "live"
            },
            "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": 18036,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-07T18:00:00Z",
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            "first_pairing_method": "strength",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
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            "ended": "2019-01-08T17:18:00.600636Z",
            "start_waiting": "2019-01-08T16:45:06.191644Z",
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            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 119514,
            "name": "9x9 Mini League 10k-25k #250",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
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                },
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                "professional": false,
                "ui_class": ""
            },
            "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
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                "time_control": "fischer",
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                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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            },
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            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
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            "ended": "2024-09-27T16:21:09.574350Z",
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            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
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            "ranked": true
        },
        {
            "id": 44916,
            "name": "Janeiro 2019 · C",
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                "id": 307866,
                "username": "swafaron",
                "country": "br",
                "icon": "https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png",
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                },
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                "professional": false,
                "ui_class": ""
            },
            "description": "Janeiro 2019 · C",
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            "title": null,
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            "handicap": 0,
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            "time_per_move": 31680,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
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                "max_time": 604800,
                "time_increment": 28800,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1527,
                "name": "Brasil",
                "summary": "Ponto de encontro dos jogadores brasileiros",
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                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
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            },
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            "analysis_enabled": true,
            "exclusivity": "group",
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            "ended": "2019-10-25T16:28:16.879099Z",
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            "player_count": 14,
            "ranked": true
        },
        {
            "id": 26856,
            "name": "Mafiascum's Tournament Test #1",
            "director": {
                "id": 189616,
                "username": "tn5421",
                "country": "us",
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                },
                "ranking": 12.47714469307053,
                "professional": false,
                "ui_class": ""
            },
            "description": "A test of the tournament system.\nInitial time given is 2 days per move, and you get 1 day per move played.  Weekends do not count.\nYou do not need to have played 5 games to participate, but you do need to be a member of the group.\nEvery player will play every other player, using 13x13 board and Japanese scoring rules.  No handicaps.\nAt this time no players ranked over 10kyu will be accepted.\n\nI am uncertain but you may need to be on this page when the timer runs down in order to participate.",
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            "title": null,
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                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1577,
                "name": "Mafiascum Go Club",
                "summary": "Go players of mafiascum.net",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://user-uploads.online-go.com/210ac1551bacd4303c41bc29dd07b524-64.png"
            },
            "auto_start_on_max": false,
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            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-05-08T20:00:39.123100Z",
            "ended": "2017-06-08T20:34:10.177794Z",
            "start_waiting": "2017-05-08T20:00:37.536480Z",
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            "active_round": null,
            "icon": "https://user-uploads.online-go.com/210ac1551bacd4303c41bc29dd07b524-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 3229,
            "name": "Sitewide October 2014 DDKs Live 19x19 - 19. October",
            "director": {
                "id": 57612,
                "username": "Françisa",
                "country": "de",
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                },
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                "ui_class": ""
            },
            "description": "###Starting Time is: Sunday, October 19, 22:05 UTC/GMT.\n\n###Please make sure to read the F.A.Q.: http://goo.gl/noU9QQ\n\n###•••\n\n###When is 22:05 in my local time?\n\n###http://www.wolframalpha.com/input/?i=22%3A05+UTC+in+my+local+time",
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            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
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                "time_control": "byoyomi",
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                "main_time": 600,
                "periods": 5
            },
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            "exclude_provisional": true,
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            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
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            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-10-19T22:04:21.704195Z",
            "ended": "2014-10-20T02:16:48.102129Z",
            "start_waiting": "2014-10-19T22:04:20.915127Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 71154,
            "name": "19-10k February 13 tournament",
            "director": {
                "id": 783481,
                "username": "Christoven",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/237c8d585e9c8e7af90eaf0071adc075?s=64&d=retro",
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                "ui_class": ""
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            "description": "This tournament is a friendly tournament for the Online Go Club members and friends. Please join us in:\n\nhttps://discord.gg/013kxRiaFJ9H5RTIe\n\nThe tournament will use a strength pairing method so you are playing your level or around that for as long as possible. We will be using this method as the goal is not about winning as much as getting friendly competition and good practice going.\n\nIf you have any questions please ask in the Discord.\n\nHave fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_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": true,
            "group": {
                "id": 2144,
                "name": "The Online Go Club",
                "summary": "A fun group for players to play and make friends!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 247,
                "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-13T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 11,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-13T16:00:47.988198Z",
            "ended": "2021-02-13T18:13:05.555656Z",
            "start_waiting": "2021-02-13T16:00:47.837681Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}