List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_per_move&page=1237
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59642,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-time_per_move&page=1238",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-time_per_move&page=1236",
    "results": [
        {
            "id": 15744,
            "name": "Correspondence beginner tournament 9x9",
            "director": {
                "id": 271843,
                "username": "wlpj2011",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/32e5ef0f51c80dddb6e102c8b3484273?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1139.4081347295983,
                        "deviation": 85.66628212876658,
                        "volatility": 0.06001783596161203
                    }
                },
                "ranking": 17.9381470646213,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beginner Correspondence Tournament on a 9x9 board. \n25 - 15 kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8889,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-03-16T14:47:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-03-16T14:47:33.142383Z",
            "ended": "2016-08-23T06:20:27.331055Z",
            "start_waiting": "2016-03-16T14:47:32.294248Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 53378,
            "name": "9x9 Experimental",
            "director": {
                "id": 582512,
                "username": "Pablo Dávila",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/1c5396c8eac2974de48ff68d69c2fd1e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1304.3072357300132,
                        "deviation": 61.4094518698374,
                        "volatility": 0.05998245457197964
                    }
                },
                "ranking": 21.067172793764747,
                "professional": false,
                "ui_class": ""
            },
            "description": "Primer torneo interno del club de go!\nVa a ser un poco experimental y probablemente haya partidas algo desequilibradas, pero por algún lugar se empieza :^)",
            "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": false,
            "group": {
                "id": 3800,
                "name": "Club de Go US",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 25,
                "icon": "https://user-uploads.online-go.com/ebfc3572c4ad35ab4e88e8287c74a5a5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-10-30T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-10-30T16:00:07.701445Z",
            "ended": "2019-12-12T16:25:30.455300Z",
            "start_waiting": "2019-10-30T16:00:06.979268Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ebfc3572c4ad35ab4e88e8287c74a5a5-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 53486,
            "name": "Julko's 7",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 855.7322728260675,
                        "deviation": 67.42680144199447,
                        "volatility": 0.05927429185729386
                    }
                },
                "ranking": 11.310147777376248,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Gramy go!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "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": 7,
                "name": "Polish Go Players",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 455,
                "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-11-11T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-11-11T04:01:05.072044Z",
            "ended": "2020-01-12T18:40:30.100301Z",
            "start_waiting": "2019-11-11T04:01:04.686964Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 11350,
            "name": "Correspondence 13x13 RoundRobin 2015-10-06 01:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-05-13T19:00:49.979102Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-05-16T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2015-10-06T01:00:22.476005Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-10-06T01:00:42.408313Z",
            "ended": "2016-01-08T18:40:09.851060Z",
            "start_waiting": "2015-10-06T01:00:41.348935Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 58631,
            "name": "hi! สวัดดี",
            "director": {
                "id": 744918,
                "username": "tinntinn",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/972793b24a485d6c0721c2a576171b74-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1633.8372419179582,
                        "deviation": 65.7140021500707,
                        "volatility": 0.059989397404345134
                    }
                },
                "ranking": 26.28192647661824,
                "professional": false,
                "ui_class": ""
            },
            "description": "hihihihiihihihihihihihihihihihih",
            "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": 5093,
                "name": "Fast Correspondencessss",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 2,
                "icon": "https://user-uploads.online-go.com/8c66e3c7b5b43e460bceaa4baf1f0dc6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-07T13:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-04-08T06:32:49.815493Z",
            "ended": "2020-04-08T06:32:49.782445Z",
            "start_waiting": "2020-04-08T06:32:49.713712Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8c66e3c7b5b43e460bceaa4baf1f0dc6-15.png",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 21914,
            "name": "Correspondence 13x13 RoundRobin 2016-11-02 01:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260513T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-05-13T19:00:49.979102Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-05-16T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2016-11-02T01:00:58.648412Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-11-02T01:01:22.421274Z",
            "ended": "2016-12-12T10:20:28.190341Z",
            "start_waiting": "2016-11-02T01:01:18.615602Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 62120,
            "name": "?.....\"\"....l",
            "director": {
                "id": 650203,
                "username": "Roblox  goal",
                "country": "sg",
                "icon": "https://user-uploads.online-go.com/47f9c6c7943969d408f91aae380dfc0c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1202.4124145268804,
                        "deviation": 87.67541371208144,
                        "volatility": 0.05998862640961181
                    }
                },
                "ranking": 19.184101748504062,
                "professional": false,
                "ui_class": ""
            },
            "description": "......",
            "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": true,
            "group": {
                "id": 5690,
                "name": "funny group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 10,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-19T04:05:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-06-22T15:18:43.635176Z",
            "ended": "2020-07-22T12:09:48.203282Z",
            "start_waiting": "2020-06-22T15:18:42.609782Z",
            "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": 67900,
            "name": "Shogi 将棋 9x9 XXX",
            "director": {
                "id": 697149,
                "username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
                "country": "se",
                "icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1665.2715388700315,
                        "deviation": 71.21323820073493,
                        "volatility": 0.0598806998975717
                    }
                },
                "ranking": 26.723091679426847,
                "professional": false,
                "ui_class": ""
            },
            "description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
            "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": false,
            "group": {
                "id": 935,
                "name": "Shogi 81Dojo",
                "summary": "Group for Shogi players on 81Dojo",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 38,
                "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-04T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-12-04T17:00:31.098579Z",
            "ended": "2021-03-02T16:45:27.579777Z",
            "start_waiting": "2020-12-04T17:00:30.532780Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 60832,
            "name": "test tournament",
            "director": {
                "id": 782878,
                "username": "Ztop4",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/f7ef2546eaf2bf06ab00643b62dfe700-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1070.3612438949738,
                        "deviation": 175.36004610708153,
                        "volatility": 0.05999921690260232
                    }
                },
                "ranking": 16.49097701992678,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "test 1",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "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": false,
            "group": {
                "id": 5563,
                "name": "Chez is da best",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-21T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-25T06:40:30.523148Z",
            "ended": "2020-06-22T14:43:09.675176Z",
            "start_waiting": "2020-05-25T06:40:30.329966Z",
            "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": 5681,
            "name": "Correspondence 19x19 RoundRobin 2015-03-09 01:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20260512T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2026-05-12T19:00:49.757522Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-05-15T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2015-03-09T01:00:32.858209Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-03-09T01:00:54.310315Z",
            "ended": "2015-05-23T00:00:27.781445Z",
            "start_waiting": "2015-03-09T01:00:52.996283Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}