List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5257
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60891,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5258",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5256",
    "results": [
        {
            "id": 81287,
            "name": "I am A test",
            "director": {
                "id": 724030,
                "username": "andrew.volovich",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/fdcffc71cc908e954bdd9378fc2fee89?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1273.2769328035445,
                        "deviation": 67.99603024627001,
                        "volatility": 0.060169574208774355
                    }
                },
                "ranking": 20.509762310615155,
                "professional": false,
                "ui_class": ""
            },
            "description": "Please join",
            "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": 8262,
                "name": "Virtuoso Go Association 🕶",
                "summary": "Group Targets: Participate in our monthly and special event tournaments, Always learn something new, don't be scared to ask to review your games and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 33,
                "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-10-13T13:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-10-15T12:11:33.032811Z",
            "ended": "2021-11-15T23:15:42.560450Z",
            "start_waiting": "2021-10-15T12:11:32.972525Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 78281,
            "name": "9x9 D.E. 08/07/2021",
            "director": {
                "id": 584481,
                "username": "Mulsiphix",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.508332937557,
                        "deviation": 67.30621035483453,
                        "volatility": 0.06024145341136911
                    }
                },
                "ranking": 27.51884388340188,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR>\n\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 45120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 592,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-08-08T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-08T10:04:40.558615Z",
            "ended": "2021-10-11T10:00:22.534926Z",
            "start_waiting": "2021-08-08T10:04:40.406367Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 45526,
            "name": "第3回かおり杯名人戦",
            "director": {
                "id": 573795,
                "username": "かおり Kaori",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/acd3b1f0baab0021e6daeddbbb830204?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1451.935744574739,
                        "deviation": 68.01548642686912,
                        "volatility": 0.060041555522167854
                    }
                },
                "ranking": 23.549445813438044,
                "professional": false,
                "ui_class": ""
            },
            "description": "楽しみましょう(*´-`)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 262080,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 259200,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 298,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-03-01T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2019-02-28T15:03:04.093131Z",
            "ended": "2019-04-30T20:03:40.739314Z",
            "start_waiting": "2019-02-28T15:02:59.614858Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 56164,
            "name": "Black Beard Monthly #2",
            "director": {
                "id": 523751,
                "username": "Knight-Hawk",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/ebcdd983ef5a461fc40293b000c7e227?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1835.080788897759,
                        "deviation": 68.57545904469787,
                        "volatility": 0.0600653774068437
                    }
                },
                "ranking": 28.970963870765477,
                "professional": false,
                "ui_class": ""
            },
            "description": "A tourney to separate the true pirates from sea snowflakes. None of that in-game-analysis bs either.",
            "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",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4320,
                "name": "Pirate Go",
                "summary": "A group for OGS Pirates.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 43,
                "icon": "https://user-uploads.online-go.com/b1c15c1b207f8809858da342f487ad98-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-02-15T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-02-15T04:00:47.970650Z",
            "ended": "2021-11-11T12:02:50.005160Z",
            "start_waiting": "2020-02-15T04:00:46.514956Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b1c15c1b207f8809858da342f487ad98-15.png",
            "player_count": 28,
            "ranked": true
        },
        {
            "id": 84050,
            "name": "Killing",
            "director": {
                "id": 1097996,
                "username": "A us",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1f8ddb00e2380267814593bd11350e11?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1316.170854887374,
                        "deviation": 249.18189683866623,
                        "volatility": 0.05999927578305712
                    }
                },
                "ranking": 21.27678695606364,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Kill em all",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 175680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 172800,
                "initial_time": 259200,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 10809,
                "name": "No one",
                "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": "2021-12-24T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-30T10:56:17.740606Z",
            "ended": "2022-05-28T19:33:01.330045Z",
            "start_waiting": "2021-12-30T10:56:17.584060Z",
            "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": 138295,
            "name": "JORNADA 2 DE ENTRENAMIENTO AVANZADO DE GO VERANO 2026",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 951.8668197689683,
                        "deviation": 60.5039301079397,
                        "volatility": 0.05972626501326138
                    }
                },
                "ranking": 13.774871975977053,
                "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": 62,
            "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": 19,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2026-03-14T23:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2026-03-14T23:06:11.168402Z",
            "ended": "2026-03-14T23:14:17.516893Z",
            "start_waiting": "2026-03-14T23:06:11.088447Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": false
        },
        {
            "id": 45025,
            "name": "Reg Correspondence 9x9 10player Round Robin. Starts when full. Feb-'19A",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1574.954785564748,
                        "deviation": 61.40997215047312,
                        "volatility": 0.060088015249815864
                    }
                },
                "ranking": 25.432209892698047,
                "professional": false,
                "ui_class": ""
            },
            "description": "---\n-STARTS WHEN FULL - Does NOT pause on the weekend\n\n-Just one round. Ten players, nine games, Chinese Rules/Scoring\n\n-If this suits you then, Bonne Partie :)\n\n-Note: Provisional players allowed & welcome",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2014,
                "name": "The Nines 9x9 ",
                "summary": "9x9 Go!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 380,
                "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-02-04T12:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-04T09:07:58.683445Z",
            "ended": "2019-04-06T13:06:09.807277Z",
            "start_waiting": "2019-02-04T09:07:55.872446Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 114277,
            "name": "ซ้อมแข่งปิดเทอม",
            "director": {
                "id": 779033,
                "username": "T.Boss Chanatip",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2061.8102023964366,
                        "deviation": 71.59224853796127,
                        "volatility": 0.06006389214999419
                    }
                },
                "ranking": 31.667842307001894,
                "professional": false,
                "ui_class": ""
            },
            "description": "ซ้อมมมม",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 62,
            "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": 10100,
                "name": "Class Mr.Boss",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/a7deae48f8d7c9175dfafdf4122b30eb-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-03-27T03:07:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-03-27T03:07:06.601674Z",
            "ended": "2024-03-29T08:02:25.688811Z",
            "start_waiting": "2024-03-27T03:07:06.514169Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/a7deae48f8d7c9175dfafdf4122b30eb-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 41367,
            "name": "Server war 🥊",
            "director": {
                "id": 485271,
                "username": "RyukBaduk",
                "country": "_GoT_Tully",
                "icon": "https://user-uploads.online-go.com/2aabf09856a41e8e9248d4dfc4bcc60e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1400.5931119029472,
                        "deviation": 64.6436221001988,
                        "volatility": 0.060000140023822056
                    }
                },
                "ranking": 22.71600265928813,
                "professional": false,
                "ui_class": ""
            },
            "description": "make an account if you play on another server. the server you represent ex. 'JohnIGS4D'.  top 5 high and low dans, SDK, and DDK you can muster up. other classes/tournaments  will be created before hand if enough players are DTF.\n\n#OSR may be sweet enough to lend a hand ;) \n\nany OGS members that are not apart of the FB group should join via link below :) \n\nhttps://www.facebook.com/groups/go.igo.weiqi.baduk/",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2909,
                "name": "Seminyoon1's Group",
                "summary": "Join if you like seminyoon1. Or hate him. :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 42,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2018-10-21T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-10-21T02:00:35.859535Z",
            "ended": "2019-08-08T09:12:47.259850Z",
            "start_waiting": "2018-10-21T02:00:35.308721Z",
            "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": 126369,
            "name": "240-rx geams",
            "director": {
                "id": 1729163,
                "username": "Akeru",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/07aa2ab0b2bb859162bcab33f695bf3f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1120.5308575488752,
                        "deviation": 64.59776054280978,
                        "volatility": 0.060235813486852634
                    }
                },
                "ranking": 17.551394030657434,
                "professional": false,
                "ui_class": ""
            },
            "description": "Shtgzhugzftrdfghgf",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 15,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 600,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1801,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-03-13T14:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-03-13T14:00:16.284374Z",
            "ended": "2025-03-13T14:00:16.268724Z",
            "start_waiting": "2025-03-13T14:00:16.220999Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 1,
            "ranked": true
        }
    ]
}