List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5943
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60780,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5944",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5942",
    "results": [
        {
            "id": 139942,
            "name": "FNRRT: Double Elimination for 13k-10k [FAST] # IV",
            "director": {
                "id": 1872546,
                "username": "Sch-Mentor",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Fast tournament: pay attention, a 12-hour increment is roughly two moves per day to keep the flow.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you notice that a player behaves badly, please send a message to the TD.\n* And last but not least: no weekends, no pauses, no vacation—just make your move; it’s a tournament, my friend!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 44568,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15509,
                "name": "Fast and narrow rank range tournaments",
                "summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 104,
                "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2026-05-25T23:33:00Z",
            "players_start": 16,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 17,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-05-25T23:33:16.667966Z",
            "ended": null,
            "start_waiting": "2026-05-25T23:33:16.532258Z",
            "board_size": 19,
            "active_round": 2,
            "icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 19952,
            "name": "Taiwanese",
            "director": {
                "id": 307358,
                "username": "Niconiconi",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1676.2940610627757,
                        "deviation": 66.80116899508499,
                        "volatility": 0.059941079675748445
                    }
                },
                "ranking": 26.875817883135237,
                "professional": false,
                "ui_class": ""
            },
            "description": "Taiwan is a country",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 2419200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 2419200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1144,
                "name": "Taiwanese",
                "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 182,
                "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-09-14T22:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 17,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-09-14T22:00:17.220962Z",
            "ended": "2020-02-18T07:23:34.051499Z",
            "start_waiting": "2016-09-14T22:00:16.691925Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 99715,
            "name": "4th Trying for SDK, fast round robin",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1045.1556038592007,
                        "deviation": 64.04328113076309,
                        "volatility": 0.05978961315940868
                    }
                },
                "ranking": 15.939302679638088,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "For those of us trying to move from DDK to SDK.\nPlease note you must average at least 4 plays per day.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23651,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 21600,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 831,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-02-11T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 22,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-02-11T16:00:13.721588Z",
            "ended": "2023-03-25T18:57:07.362024Z",
            "start_waiting": "2023-02-11T16:00:12.944401Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 45050,
            "name": "Samara Go group turnier",
            "director": {
                "id": 590073,
                "username": "Argon74",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/1bc820b1aa57bf8704b7384c61ca1f21-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1593.5394326099945,
                        "deviation": 68.43806362866397,
                        "volatility": 0.06003528270761761
                    }
                },
                "ranking": 25.703783380566065,
                "professional": false,
                "ui_class": ""
            },
            "description": "Пробный турнир группы",
            "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": 3291,
                "name": "Samara Go Group",
                "summary": "https://vk.com/@weiqi_school-razbor-dzhosek-uglovyh-debutov\n\nhttps://online-go.com/puzzle/181",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 5,
                "icon": "https://user-uploads.online-go.com/2093cf1b75c8807cd7cdd0395ee5a39b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2019-01-27T16:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2019-01-27T16:44:51.753765Z",
            "ended": "2019-02-01T21:29:17.910213Z",
            "start_waiting": "2019-01-27T16:44:51.613444Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2093cf1b75c8807cd7cdd0395ee5a39b-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 1305,
            "name": "well that's all I'm gonna get now from my French Beans!",
            "director": {
                "id": 913,
                "username": "orbitaleccentric",
                "country": "154",
                "icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1215.877795241205,
                        "deviation": 66.85960505536158,
                        "volatility": 0.05873076386545207
                    }
                },
                "ranking": 19.44190933827689,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 386,
                "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": 17,
            "max_ranking": 24,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-04-17T23:19:36Z",
            "ended": "2011-04-17T21:19:36Z",
            "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": 5225,
            "name": "Panna 2015",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 744.7479760965418,
                        "deviation": 70.76348755074031,
                        "volatility": 0.05912892656962258
                    }
                },
                "ranking": 8.094342204771296,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "xcfgt xfz",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 22560,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 21600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 102,
                "name": "India Go Club - AIGP",
                "summary": "Affiliated with **Association of Indian Go Players** - [AIGP](https://aigp.org.in).\n\nThis is a group for all Indians who play go and reside in or around India. We are also happy to have any go player around the planet, interested in meeting and networking ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 254,
                "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-03-02T16:01:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "random",
            "min_ranking": 17,
            "max_ranking": 21,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-03-02T16:01:43.708367Z",
            "ended": "2015-04-17T03:47:29.317472Z",
            "start_waiting": "2015-03-02T16:01:43.592411Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9c775ca930451450cefbcdd80b14c02e-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 3094,
            "name": "ANATHEMA",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.4545358794608,
                        "deviation": 61.74748883839089,
                        "volatility": 0.05928672177738686
                    }
                },
                "ranking": 22.61431690552984,
                "professional": false,
                "ui_class": ""
            },
            "description": "for 9 kyu to 13 kyu players",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 386,
                "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": 17,
            "max_ranking": 21,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-08-14T02:13:52.103108Z",
            "ended": "2015-03-18T20:08:34.135353Z",
            "start_waiting": "2014-08-14T02:13:49.575151Z",
            "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": 1345,
            "name": "yippee!",
            "director": {
                "id": 913,
                "username": "orbitaleccentric",
                "country": "154",
                "icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1215.877795241205,
                        "deviation": 66.85960505536158,
                        "volatility": 0.05873076386545207
                    }
                },
                "ranking": 19.44190933827689,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 386,
                "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": 17,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-05-02T17:12:28Z",
            "ended": "2011-05-02T15:12:28Z",
            "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": 106850,
            "name": "Fast on the DDK SDK bubble",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1045.1556038592007,
                        "deviation": 64.04328113076309,
                        "volatility": 0.05978961315940868
                    }
                },
                "ranking": 15.939302679638088,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Use conditional plays to move it along.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 30168,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 28800,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 831,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-08-31T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-08-31T11:57:40.888441Z",
            "ended": "2023-10-07T21:20:05.105899Z",
            "start_waiting": "2023-08-31T11:57:40.516771Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 1043,
            "name": "The Ministry of Silly Moves",
            "director": {
                "id": 28201,
                "username": "ives",
                "country": "be",
                "icon": "https://user-uploads.online-go.com/2df5a4fce101e15270c1e6f9a7cf37e7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1683.7896052617307,
                        "deviation": 63.11433111755294,
                        "volatility": 0.05985598310227053
                    }
                },
                "ranking": 26.97910229701918,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "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": 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": 386,
                "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": 17,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-03-24T10:50:41Z",
            "ended": "2010-03-24T09:50:41Z",
            "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
        }
    ]
}