List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-handicap&page=5723
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59512,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5724",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5722",
    "results": [
        {
            "id": 124530,
            "name": "22 Go Event",
            "director": {
                "id": 1689239,
                "username": "jakevos",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/79d5912270097bf98f831d2fef174cd2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 750.4868774768969,
                        "deviation": 60.68436178584786,
                        "volatility": 0.06002294916314016
                    }
                },
                "ranking": 8.272048361123007,
                "professional": false,
                "ui_class": ""
            },
            "description": "First Ever 22 Go Event \nwill be hosted live on my Twitch \n\n1st place gets a plaque and will always be in the history books for my discord and channel",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 32,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14972,
                "name": "Forsyth County Go Club",
                "summary": "Online and in-person club\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/0d85077aeb7bc2e9d094d02b1a3bd578-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-02-02T23:30:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-02-02T23:30:02.848037Z",
            "ended": "2025-02-03T00:31:52.292232Z",
            "start_waiting": "2025-02-02T23:30:02.786926Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0d85077aeb7bc2e9d094d02b1a3bd578-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 72905,
            "name": "PARTIDAS PARA 1RO",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "Vamos a jugar Go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 214,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-03-22T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-22T17:15:39.203488Z",
            "ended": "2021-03-22T17:57:25.120210Z",
            "start_waiting": "2021-03-22T17:15:38.978940Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 135992,
            "name": "Handicap Arena 2026 - 002",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1043.6007971957747,
                        "deviation": 64.54936359494891,
                        "volatility": 0.060068874363373596
                    }
                },
                "ranking": 15.904838363083012,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": true,
            "group": {
                "id": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 106,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2026-01-07T00:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-06T20:43:49.219413Z",
            "ended": null,
            "start_waiting": "2026-01-06T20:43:48.923483Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 58196,
            "name": "COVID19 - 2",
            "director": {
                "id": 749555,
                "username": "dragon111",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/68dfd5a7b8f4721aabf24ea8bcffe5b2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 980.1756580501539,
                        "deviation": 74.00073354501386,
                        "volatility": 0.06000316632211795
                    }
                },
                "ranking": 14.45332135653002,
                "professional": false,
                "ui_class": ""
            },
            "description": "just bored, COVID19 sucks, go help, more go",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 30,
                "max_time": 1800
            },
            "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": 17926,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-04T23:00:00Z",
            "players_start": 16,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-06T17:55:09.232125Z",
            "ended": "2020-04-06T18:08:57.014464Z",
            "start_waiting": "2020-04-06T17:55:07.378098Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 16,
            "ranked": true
        },
        {
            "id": 26012,
            "name": "İlk igoku internet go turnuvası",
            "director": {
                "id": 54877,
                "username": "igsNomad",
                "country": "tr",
                "icon": "https://user-uploads.online-go.com/8117a0351f6a880a1503de571b451082-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1782.78616598201,
                        "deviation": 62.50747648468425,
                        "volatility": 0.06004780489913178
                    }
                },
                "ranking": 28.301671793755595,
                "professional": false,
                "ui_class": ""
            },
            "description": "Adı yeterince açıklayıcı değil mi?",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 345600,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1324,
                "name": "igoku",
                "summary": "İstanbul Teknik Üniversitesi Go Kulübü",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://user-uploads.online-go.com/d7da0effd05d4b27f45f8f4d53820e66-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2017-04-03T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-04-03T22:50:55.334956Z",
            "ended": "2017-05-03T18:22:31.112225Z",
            "start_waiting": "2017-04-03T22:50:55.004570Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/d7da0effd05d4b27f45f8f4d53820e66-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 95964,
            "name": "halloween",
            "director": {
                "id": 875708,
                "username": "vanecho",
                "country": "ca",
                "icon": "https://secure.gravatar.com/avatar/21fd8ed0ecc0af43aabf973b48f11224?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.7405472660932,
                        "deviation": 67.62793700753289,
                        "volatility": 0.060329591840027785
                    }
                },
                "ranking": 22.6190646291034,
                "professional": false,
                "ui_class": ""
            },
            "description": "halloween tournament gonna be fun",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "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": 10243,
                "name": "AGA GO CLUB",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 27,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-10-31T19:00:00Z",
            "players_start": 15,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-10-31T23:33:46.454438Z",
            "ended": "2023-05-15T21:43:52.665966Z",
            "start_waiting": "2022-10-31T23:33:46.253920Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 58046,
            "name": "First quarantine tournament",
            "director": {
                "id": 687877,
                "username": "Jd5daly",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c4d87fd449aa7a4b1f8c249001aa13f6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1144.5163942014015,
                        "deviation": 157.90512904974906,
                        "volatility": 0.05999768028340637
                    }
                },
                "ranking": 18.04170250392321,
                "professional": false,
                "ui_class": ""
            },
            "description": "Description, play nice",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4735,
                "name": "Wellington Rowing Club",
                "summary": "Wellington Rowing Club self isolating Go Team",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/309232569f11fdc5c6ac6f93e26deb13-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-03-27T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-03-27T23:21:15.303899Z",
            "ended": "2020-06-22T18:14:08.379606Z",
            "start_waiting": "2020-03-27T23:21:14.958919Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/309232569f11fdc5c6ac6f93e26deb13-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 325,
            "name": "2day 19x19 handicap",
            "director": {
                "id": 7781,
                "username": "ThornsFan",
                "country": "_LGBT",
                "icon": "https://user-uploads.online-go.com/4df0f17546b2749c9896c4ae9a13c66d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1337.368803584553,
                        "deviation": 62.28802020597183,
                        "volatility": 0.05974526744427295
                    }
                },
                "ranking": 21.64666494164504,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 172800
            },
            "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": 9,
            "max_ranking": 21,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-09-21T03:05:00Z",
            "ended": "2007-11-04T17:28:00Z",
            "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": 119544,
            "name": "Tiger mouth - second edition",
            "director": {
                "id": 753453,
                "username": "DocGiovanni",
                "country": "it",
                "icon": "https://user-uploads.online-go.com/9c1369e5f56df490970039645e52a490-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 597.040794087785,
                        "deviation": 70.20563859684293,
                        "volatility": 0.06012412869704359
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double elimination tournament. Correspondance.3 moves/day at least.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 261251,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 259200,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 93,
                "name": "GO Italia",
                "summary": "Il gruppo per i giocatori di GO italiani.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 202,
                "icon": "https://user-uploads.online-go.com/02421a9877e5d65462bc65fcc7f0fd0e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-10-11T21:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-10-11T21:00:31.370150Z",
            "ended": "2025-10-29T16:18:07.485936Z",
            "start_waiting": "2024-10-11T21:00:31.134779Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02421a9877e5d65462bc65fcc7f0fd0e-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 324,
            "name": "rcc's mini-tournament - sort the ratings",
            "director": {
                "id": 2387,
                "username": "rcc",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/c7b813ca48b25ecfb425b340835e3393?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1719.7603118080642,
                        "deviation": 63.44470429912467,
                        "volatility": 0.05987225228956611
                    }
                },
                "ranking": 27.46844600140763,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": true,
            "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": 23,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-09-19T17:03:00Z",
            "ended": "2008-03-12T14:52:00Z",
            "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
        }
    ]
}