Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=2352
{ "count": 59513, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=2353", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=2351", "results": [ { "id": 92200, "name": "Correspondence 19x19 RoundRobin 2022-07-09 19:00", "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:20260427T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-04-27T19:00:35.076545Z", "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": "2026-04-30T19:00:00Z", "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, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2022-07-09T19:00:37.683267Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-07-09T19:01:37.837757Z", "ended": "2023-01-13T22:32:13.715533Z", "start_waiting": "2022-07-09T19:01:37.348142Z", "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 }, { "id": 89223, "name": "Akwa 6", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 795.749506096934, "deviation": 64.73207371690647, "volatility": 0.05991569543649287 } }, "ranking": 9.627765134000988, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3317, "name": "Akwa-chichirmala", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-04-28T15:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 14, "max_ranking": 17, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-27T07:34:26.075424Z", "ended": "2022-07-07T08:32:47.675599Z", "start_waiting": "2022-04-27T07:34:26.012868Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 35779, "name": "Blitz 19x19 Elimination Tournament 2018-03-26 17:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260429T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-29T13:00:48.685513Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-29T17:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-03-26T17:30:44.195216Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-03-26T17:30:47.516677Z", "ended": "2018-03-26T17:48:11.554730Z", "start_waiting": "2018-03-26T17:30:46.572858Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 548, "name": "mini tournament", "director": { "id": 12625, "username": "wossname", "country": "ca", "icon": "https://secure.gravatar.com/avatar/ada2d624270bb9a66cda3814fc912f0e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2324.986060720299, "deviation": 65.80886271899286, "volatility": 0.0599196595783513 } }, "ranking": 34.44884503952647, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 1209600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 23, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-12-20T18:46:19Z", "ended": "2008-12-20T17:46:19Z", "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": 79242, "name": "The 37th Murase Go Group Tournament", "director": { "id": 449215, "username": "SM-SYaKo", "country": "jp", "icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png", "ratings": { "version": 5, "overall": { "rating": 1182.178471692773, "deviation": 63.45983688838135, "volatility": 0.060058455061893425 } }, "ranking": 18.79122343818162, "professional": false, "ui_class": "" }, "description": "毎月27日に開催される定例トーナメントです。これは第三十七回村瀬碁グループ定例トーナメントです。2021年10月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 37th tournament that starts on October 27th, 2021.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 21840, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 18000, "initial_time": 345600, "max_time": 345600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2389, "name": "Murase Go Group", "summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 93, "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-26T23:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-26T23:00:30.207307Z", "ended": "2022-07-07T17:44:20.770392Z", "start_waiting": "2021-10-26T23:00:27.115374Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png", "player_count": 35, "ranked": true }, { "id": 92131, "name": "JORNADA 3 LIGA DE GO KANIK INTERMEDIA", "director": { "id": 798920, "username": "vaik.kanik", "country": "mx", "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png", "ratings": { "version": 5, "overall": { "rating": 1144.0604799325788, "deviation": 60.36983920811666, "volatility": 0.0597288618958486 } }, "ranking": 18.032478941820354, "professional": false, "ui_class": "" }, "description": "Go es equilibrio. Go es cálculo. Go es creatividad. Go es violencia. Go es un laberinto. Go es filosofía. ¿Qué es Go para ti?", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 236, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2022-07-07T01:40:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2022-07-07T01:40:51.411785Z", "ended": "2022-07-07T03:00:51.522127Z", "start_waiting": "2022-07-07T01:40:51.310945Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png", "player_count": 5, "ranked": true }, { "id": 34937, "name": "หรรษา ปลาดุก", "director": { "id": 120320, "username": "Ignil", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/e9f6ae33557bfe5d19889c6e4af8dcc4-64.png", "ratings": { "version": 5, "overall": { "rating": 2121.912696995676, "deviation": 70.45817006699149, "volatility": 0.05996492273182429 } }, "ranking": 32.33302425647488, "professional": false, "ui_class": "" }, "description": "ปลาดุกนั้นมี 4 ขา \nปลาดุกนั้นมี 4 ขา \n4 ตีนเดินมา หลังคามุมตะแกรง (เผา)\n\n\nทัวร์นาเม้นท์สังสรรค์ครบรอบ 5 ปี ใน OGS เปิดให้ทุกระดับได้จับปลาดุกกัน\nเกมเร็วนะคร้าบบบ… เด๋วจะหาว่าหล่อไม่เตือน", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 6720, "time_control_parameters": { "total_time": 604800, "time_control": "absolute", "speed": "correspondence", "system": "absolute", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": true, "group": { "id": 485, "name": "THAILAND GO", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 510, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-27T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-27T04:00:35.162286Z", "ended": "2018-05-23T11:23:53.671093Z", "start_waiting": "2018-03-27T04:00:34.066739Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-15.png", "player_count": 30, "ranked": true }, { "id": 103824, "name": "Blitz 19x19 Elimination Tournament 2023-05-31 05:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260429T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-29T13:00:48.685513Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-29T17:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-05-31T05:30:58.688244Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-31T05:31:58.802849Z", "ended": "2023-05-31T05:48:07.099327Z", "start_waiting": "2023-05-31T05:31:58.702579Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 138852, "name": "19x19 Open League #129", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1328.4337060647135, "deviation": 68.98965903759373, "volatility": 0.060206245193250185 } }, "ranking": 21.491478440446674, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2026-04-12T21:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-07T02:03:55.083907Z", "ended": null, "start_waiting": "2026-04-07T02:03:53.613689Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 90765, "name": "samourai", "director": { "id": 956380, "username": "Joeri", "country": "be", "icon": "https://secure.gravatar.com/avatar/c8ec753d8b03d9c0c00cf984e18d65cc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 753.1048631041133, "deviation": 63.82251743189653, "volatility": 0.060024665971572085 } }, "ranking": 8.35266389907734, "professional": false, "ui_class": "" }, "description": "my first swiss tournament", "schedule": null, "title": null, "tournament_type": "swiss", "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": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1782, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2022-06-02T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-08-08T18:17:16.112377Z", "ended": "2022-09-04T13:13:31.984396Z", "start_waiting": "2022-08-08T18:17:16.025822Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 4, "ranked": true } ] }
