List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=min_ranking&page=5379
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59182,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=min_ranking&page=5380",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=min_ranking&page=5378",
    "results": [
        {
            "id": 29413,
            "name": "Julko's mini-tournament XVII",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 843.4550786374468,
                        "deviation": 66.73481801425581,
                        "volatility": 0.05928243088441237
                    }
                },
                "ranking": 10.975609044766014,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Just play Go",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 91200,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "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": true,
            "time_start": "2017-09-05T03:05:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-08-26T12:25:24.373890Z",
            "ended": "2018-01-20T10:48:46.306113Z",
            "start_waiting": "2017-08-26T12:25:21.350806Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 129474,
            "name": "Happy day ๐ŸŽ‰๐Ÿ˜Š",
            "director": {
                "id": 1306771,
                "username": "Xuan Qi",
                "country": "my",
                "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 654.8339319670238,
                        "deviation": 74.68551803451274,
                        "volatility": 0.06041619802416495
                    }
                },
                "ranking": 5.11576575434484,
                "professional": false,
                "ui_class": ""
            },
            "description": "Happy day ๐ŸŽˆ",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6335,
                "name": "BOKENDO",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/9baef4bd446d0558ff7bff46039f16c6-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-19T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-16T16:37:58.519041Z",
            "ended": "2025-08-09T03:00:56.408027Z",
            "start_waiting": "2025-06-16T16:37:58.408663Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9baef4bd446d0558ff7bff46039f16c6-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 33836,
            "name": "Hannah Cho is extremely pretty",
            "director": {
                "id": 479639,
                "username": "Nicomachean Ethics",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/69b67c8c6e849ca65f8d2f289f28291f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2471.0663898077773,
                        "deviation": 72.14232633317815,
                        "volatility": 0.06002146630477017
                    }
                },
                "ranking": 35.85950766592663,
                "professional": false,
                "ui_class": ""
            },
            "description": "She is pretty.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "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": 142,
                "name": "Sunjang Baduk - ์ˆœ์žฅ๋ฐ”๋‘‘",
                "summary": "For those who would like to play Sunjang Baduk, a form of Go which was popular in Korea (Joseon) through the 16th century.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 197,
                "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-01-21T08:29:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-01-21T08:29:04.299387Z",
            "ended": "2018-01-21T09:42:53.476699Z",
            "start_waiting": "2018-01-21T08:29:04.094213Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 34921,
            "name": "HADฤฐ OYNA",
            "director": {
                "id": 492596,
                "username": "ilhanburcak",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c79d52f0868bb4edf5814f0319a1c269?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1204.6256071950959,
                        "deviation": 172.67873077419725,
                        "volatility": 0.060000800871926205
                    }
                },
                "ranking": 19.22667309490184,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "hadi oyna",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "correspondence",
                "system": "simple",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "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": 17870,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-02-26T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-03-02T01:51:57.302484Z",
            "ended": "2018-04-26T07:01:17.549346Z",
            "start_waiting": "2018-03-02T01:51:56.750488Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 130102,
            "name": "ๅ‚ๅŠ ๆกไปถ๏ผšไป…้™ๆˆๅ‘˜",
            "director": {
                "id": 1569784,
                "username": "1213456789lkjh",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/9ace486d650a01ecd9da27a2cd4a059b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 736.9995434729591,
                        "deviation": 61.38914328321541,
                        "volatility": 0.060106027679138134
                    }
                },
                "ranking": 7.852225585154122,
                "professional": false,
                "ui_class": ""
            },
            "description": "ๆ—                                        \nไนไธญ",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 6,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 5,
                "initial_time": 30,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15479,
                "name": "ๆž—",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 4,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-07-03T11:00:00Z",
            "players_start": 0,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 6,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-07-03T11:00:30.154985Z",
            "ended": "2025-07-03T11:00:30.130379Z",
            "start_waiting": "2025-07-03T11:00:30.067303Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 33854,
            "name": "Julko's Mini Tournament XVIII",
            "director": {
                "id": 15530,
                "username": "Julko",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 843.4550786374468,
                        "deviation": 66.73481801425581,
                        "volatility": 0.05928243088441237
                    }
                },
                "ranking": 10.975609044766014,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Just play more go",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "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": 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": true,
            "time_start": "2018-03-31T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-01-28T12:02:54.823878Z",
            "ended": "2018-05-13T23:51:09.492608Z",
            "start_waiting": "2018-01-28T12:02:50.437897Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 38556,
            "name": "good game",
            "director": {
                "id": 313716,
                "username": "ReachStars",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/13248a0ad02e005fcfd263a853056f88-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1270.2562948451798,
                        "deviation": 68.87074333957969,
                        "volatility": 0.06012565246531022
                    }
                },
                "ranking": 20.454777535224828,
                "professional": false,
                "ui_class": ""
            },
            "description": "good game",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": 2514,
                "name": "Continental and World Go Cups Group",
                "summary": "You want to become World Champion or a Continental champion? Join us :)",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 525,
                "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-06-27T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-06-28T14:17:54.039658Z",
            "ended": "2018-12-06T07:40:11.867016Z",
            "start_waiting": "2018-06-28T14:17:53.752611Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 41954,
            "name": "New Years day 2k19 Go",
            "director": {
                "id": 503127,
                "username": "zombiewarrior88",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fb4e72418e490f4e6579d86b747db6f1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1214.311434818523,
                        "deviation": 86.67575938156371,
                        "volatility": 0.06001172103733663
                    }
                },
                "ranking": 19.412067012948505,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to the New Years Day Go. I'm your host, zombiewarrior88. This tournament is for rookies and pros both young and old. Keep it friendly and, more importantly, have fun. Enjoy. :)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 10,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2969,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-02T01:00:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2019-01-02T01:00:33.466900Z",
            "ended": "2019-01-02T01:17:12.478907Z",
            "start_waiting": "2019-01-02T01:00:32.196220Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 24,
            "ranked": true
        },
        {
            "id": 36544,
            "name": "็œŸๅฎŸใฏใ„ใคใ‚‚ไธ€ใค๏ผ",
            "director": {
                "id": 516405,
                "username": "Hidehide",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/0ad09b455414745ae8f393cd3f20579e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1561.273087637191,
                        "deviation": 62.703029212844484,
                        "volatility": 0.06001531091567618
                    }
                },
                "ranking": 25.23022628110863,
                "professional": false,
                "ui_class": ""
            },
            "description": "ใ”ใ‚†ใฃใใ‚Šใฉใ†ใžใ€‚",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2390,
                "name": "Detective Conan",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/5b6d7891037c5c2fc4fa9ef2b5d7c2dd-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-04-20T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-04-21T23:16:20.737471Z",
            "ended": "2018-08-05T08:58:10.857305Z",
            "start_waiting": "2018-04-21T23:16:20.348424Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5b6d7891037c5c2fc4fa9ef2b5d7c2dd-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 81880,
            "name": "Shogi ๅฐ†ๆฃ‹ 9x9 LXXIX",
            "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": "2021-11-12T17:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-11-12T17:00:07.821678Z",
            "ended": "2021-11-20T20:38:02.477118Z",
            "start_waiting": "2021-11-12T17:00:07.712055Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}