Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5446
{ "count": 60791, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5447", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5445", "results": [ { "id": 61490, "name": "Robin's Friends Go Group Correspondance Cup", "director": { "id": 23509, "username": "robindews", "country": "gb", "icon": "https://user-uploads.online-go.com/53b7cf9d9bdd1f8f9c5f4ffe8c21631d-64.png", "ratings": { "version": 5, "overall": { "rating": 1541.866380297196, "deviation": 61.14091419950209, "volatility": 0.06003237465737596 } }, "ranking": 24.94066718342586, "professional": false, "ui_class": "supporter" }, "description": "This is a fun tournament for members of the Online Study Group. Join in and have some Go fun!", "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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 164, "name": "Ten Minutes to Go", "summary": "A private group for teaching new Go players", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/99eeaed745b6896fc39cfbdcbf5dc630-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-05T16:00:00Z", "players_start": 12, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "group", "started": "2020-06-05T18:11:48.087497Z", "ended": "2020-08-27T11:27:15.851571Z", "start_waiting": "2020-06-05T18:11:47.797734Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/99eeaed745b6896fc39cfbdcbf5dc630-15.png", "player_count": 6, "ranked": true }, { "id": 2160, "name": "Mellon's mini-tournament", "director": { "id": 15325, "username": "Mellon", "country": "gb", "icon": "https://secure.gravatar.com/avatar/17e78cb35d68bae404a809d65d5b6aa0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1926.4135742067801, "deviation": 69.65093113873655, "volatility": 0.06020779063835434 } }, "ranking": 30.095394450752128, "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": 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": 19, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2013-05-04T06:53:26Z", "ended": "2013-05-04T04:53:26Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 99166, "name": "9x9 Mini League 1k-9k #58", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1440.9445326727584, "deviation": 71.76569984976463, "volatility": 0.06028442404074632 } }, "ranking": 23.373532705735233, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-22T20:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-22T17:22:30.136801Z", "ended": "2023-02-09T17:53:01.388939Z", "start_waiting": "2023-01-22T17:22:29.926644Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 102592, "name": "9x9 Mini League 1k-9k #74", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1440.9445326727584, "deviation": 71.76569984976463, "volatility": 0.06028442404074632 } }, "ranking": 23.373532705735233, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-07T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-04T04:12:35.140371Z", "ended": "2023-05-22T14:45:54.234429Z", "start_waiting": "2023-05-04T04:12:34.970539Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 123098, "name": "9x9 Mini League 1k-9k #133", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1440.9445326727584, "deviation": 71.76569984976463, "volatility": 0.06028442404074632 } }, "ranking": 23.373532705735233, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-12-22T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-20T21:55:22.381162Z", "ended": "2025-01-26T09:15:51.252514Z", "start_waiting": "2024-12-20T21:55:22.223678Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 45725, "name": "Back at GO", "director": { "id": 615728, "username": "Paki-N", "country": "rs", "icon": "https://user-uploads.online-go.com/2684db2384ee12e6d90a1f7180447e1c-64.png", "ratings": { "version": 5, "overall": { "rating": 1064.368981437373, "deviation": 62.45898219908906, "volatility": 0.06001811479063457 } }, "ranking": 16.361010958082648, "professional": false, "ui_class": "" }, "description": "Hello, please join this friendly tournament so we can have some fun.\nMy name is Paki, and I have been out of the game for a very long time.\nI am looking to start playing again, and my rank now is probably between 20kyu and 15kyu.\nHope to meet some nice people and have a good time :)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 86400, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "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": 8958, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2019-02-17T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2019-02-18T07:45:49.141768Z", "ended": "2019-08-08T15:27:25.365283Z", "start_waiting": "2019-02-18T07:45:47.046897Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "ranked": true }, { "id": 57871, "name": "Fast Correspondence SDK 2020-03-31", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1558.7681484843145, "deviation": 62.264303238944116, "volatility": 0.05973863153844848 } }, "ranking": 25.193054109678815, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled mainly to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "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": "2020-03-31T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-31T00:00:26.532904Z", "ended": "2020-05-21T12:47:07.150215Z", "start_waiting": "2020-03-31T00:00:23.259338Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "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": 205, "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": 129285, "name": "Servus Oida Open Tournament #15", "director": { "id": 1285178, "username": "VikingKoala", "country": "eu", "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png", "ratings": { "version": 5, "overall": { "rating": 1067.3495822546588, "deviation": 66.21356671272714, "volatility": 0.05969640680335437 } }, "ranking": 16.42574835359177, "professional": false, "ui_class": "supporter" }, "description": "McMahon Kyu Player Tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5720, "name": "Outside Go7", "summary": "Die Gruppe für alle, die sonst im Go7 spielen.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-08-12T11:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-26T10:30:07.269787Z", "ended": "2026-01-02T17:33:17.634899Z", "start_waiting": "2025-07-26T10:30:07.072326Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true }, { "id": 24704, "name": "Taiwanese", "director": { "id": 348886, "username": "nicodaisuki", "country": "tw", "icon": "https://user-uploads.online-go.com/694a06c83a5d6994819e6524d57b4f13-64.png", "ratings": { "version": 5, "overall": { "rating": 1724.605004636006, "deviation": 65.88111689435804, "volatility": 0.06003268569255853 } }, "ranking": 27.533569588846934, "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", "speed": "correspondence", "system": "simple", "pause_on_weekends": false, "per_move": 2419200 }, "is_open": true, "exclude_provisional": false, "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": false, "time_start": "2017-02-20T16:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 19, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2017-02-20T16:00:24.829641Z", "ended": "2020-02-16T09:41:39.951531Z", "start_waiting": "2017-02-20T16:00:24.296347Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png", "player_count": 4, "ranked": true } ] }
