Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1804
{ "count": 59098, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1805", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1803", "results": [ { "id": 109505, "name": "19x19 Open League #38", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1375.66734195924, "deviation": 67.97097133007809, "volatility": 0.060177815917783074 } }, "ranking": 22.300301691068174, "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": 68, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-11-26T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-20T23:26:55.621945Z", "ended": "2023-12-28T23:04:59.380057Z", "start_waiting": "2023-11-20T23:26:54.968085Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 125487, "name": "турнир от фуги фуги", "director": { "id": 1720760, "username": "mayorovmat", "country": "ru", "icon": "https://secure.gravatar.com/avatar/cea6d6ecf98f2ca72e66c3bb7905d4bb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 730.6335656646638, "deviation": 173.98338307969752, "volatility": 0.06001906129133689 } }, "ranking": 7.651394315259386, "professional": false, "ui_class": "provisional" }, "description": "первый турнир в нашей группе", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 125, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 120, "initial_time": 600, "max_time": 720 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15080, "name": "фуги фуги", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-02-16T14:15:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-14T14:29:26.095533Z", "ended": "2025-06-14T14:29:39.456620Z", "start_waiting": "2025-06-14T14:29:26.041169Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 87481, "name": "เล่นยังไงยากจัง", "director": { "id": 1131056, "username": "ไปมาดี6451604178", "country": "th", "icon": "https://user-uploads.online-go.com/9bad3b53ad0aa858a613e740a134e9d8-64.png", "ratings": { "version": 5, "overall": { "rating": 1045.4259387731772, "deviation": 86.47998792464345, "volatility": 0.060015804310778006 } }, "ranking": 15.945289772861498, "professional": false, "ui_class": "" }, "description": "งงงงงงงงง", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 60, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11368, "name": "งงมาก ทำไง", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-19T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-14T10:33:14.667652Z", "ended": "2022-04-14T10:39:42.212192Z", "start_waiting": "2022-04-14T10:33:14.402163Z", "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": 104918, "name": "北極之狐96", "director": { "id": 1315305, "username": "Arctic fox 極の大理石狐", "country": "_GoT_Targaryen", "icon": "https://user-uploads.online-go.com/fcfac5cef2ff531670f58f4ef0184f3f-64.png", "ratings": { "version": 5, "overall": { "rating": 1374.5039689282337, "deviation": 67.07124322974657, "volatility": 0.06011488258468195 } }, "ranking": 22.280715938596956, "professional": false, "ui_class": "" }, "description": "輕鬆暑期活動", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 604800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3852, "name": "Hong Kong ", "summary": "First priority : HK people join plz \nThis group welcomes everyone, but only if you don't be rude.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 148, "icon": "https://user-uploads.online-go.com/cb4f2676677eaafca853a69c876d0443-64.png" }, "auto_start_on_max": false, "time_start": "2023-07-14T09:00:00Z", "players_start": 1, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-07-13T05:42:12.353047Z", "ended": "2025-02-10T22:07:18.237826Z", "start_waiting": "2023-07-13T05:42:12.130591Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cb4f2676677eaafca853a69c876d0443-15.png", "player_count": 13, "ranked": true }, { "id": 100774, "name": "Fast Fourier Transform", "director": { "id": 1016829, "username": "kevinmath", "country": "cn", "icon": "https://secure.gravatar.com/avatar/6551af930e436f5e20cee09d91ad2508?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2189.914034510191, "deviation": 109.27083070484079, "volatility": 0.059961982966255836 } }, "ranking": 33.06327692927378, "professional": false, "ui_class": "" }, "description": "Fast fast fast…\n\nNo pause or vacation mode is allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 14400, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 0, "period_time": 432000, "stones_per_period": 30 }, "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": 820, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-10T01:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-09T02:15:03.543434Z", "ended": "2023-03-25T07:01:56.613189Z", "start_waiting": "2023-03-09T02:15:03.418432Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 4, "ranked": true }, { "id": 102519, "name": "Mid-Speed Open (9, L5) #4", "director": { "id": 1341412, "username": "match_Mid-Speed.gr", "country": "un", "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png", "ratings": { "version": 5, "overall": { "rating": 1653.8814751249, "deviation": 94.41219595830631, "volatility": 0.060012300603352955 } }, "ranking": 26.564207163029423, "professional": false, "ui_class": "" }, "description": "Note: This time seting is equivalent to “<strong>1 move</strong> per calendar day per player”.\n\n<h2>Additional Rules</h2>\n\n<ul>\n\n<li>This Open match only welcome the players who have no <strong>apologyless</strong> time-out in recent 20 correspondence games</li>\n\n<li>Pause or Vacation mode is not allowed</li>\n\n</ul>\n\n<details>\n\n<summary style=\"font-size: 24px;\"><strong>Info for New Guests</strong> <span style=\"font-size:16px;\">(click to see or hide)</span></summary>\n<h3>Attention</h3>\n\n\nI know that if I have no time to complete a game for some reasons, or if I feel frustrated by losing, the proper way is to resign and say sorry to my opponent, rather than letting time-out happen.\n\n<h3>Tips</h3>\n\nI know how to use Plan Conditional Moves to speed up (such as Sente, the big value point at endgame…).\n\nI know this is a fast corr., so I will apply the highest priority to it in my Active Games List.\n\n</details>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 46248, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "stones_per_period": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": true, "time_start": "2023-04-30T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-29T13:58:18.211376Z", "ended": "2023-05-22T18:06:17.150015Z", "start_waiting": "2023-04-29T13:58:18.098439Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 4, "ranked": true }, { "id": 101306, "name": "Correspondence 9x9 RoundRobin 2023-03-20 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260321T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-21T19:00:19.266710Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": "2026-03-24T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-03-20T19:00:36.471123Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-20T19:00:38.003003Z", "ended": "2023-05-02T13:04:07.588144Z", "start_waiting": "2023-03-20T19:00:37.766101Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 102731, "name": "陳灝 駱皓希", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "陳灝\n駱皓希", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 29, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-04-30T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-04-30T07:48:29.872456Z", "ended": "2023-04-30T08:44:37.096043Z", "start_waiting": "2023-04-30T07:48:29.818235Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 103609, "name": "9x9 Mini League 10k-25k #155", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1375.66734195924, "deviation": 67.97097133007809, "volatility": 0.060177815917783074 } }, "ranking": 22.300301691068174, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. 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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-28T19:05:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-28T07:40:55.625865Z", "ended": "2023-06-08T11:51:08.439172Z", "start_waiting": "2023-05-28T07:40:55.470558Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 25390, "name": "Live March Championship 2017 (9x9)", "director": { "id": 413418, "username": "taoeko", "country": "tn", "icon": "https://secure.gravatar.com/avatar/6f273376e11727a79deaad29b0988135?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1423.7472596369441, "deviation": 64.33758611287028, "volatility": 0.06000671257698988 } }, "ranking": 23.09558192972079, "professional": false, "ui_class": "" }, "description": "Live March Championship 2017 (9x9)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 34, "time_control_parameters": { "period_time": 30, "speed": "live", "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "main_time": 360 }, "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": 17866, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2017-03-11T13:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-03-11T13:00:31.341251Z", "ended": "2017-03-11T13:25:26.019557Z", "start_waiting": "2017-03-11T13:00:31.209185Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 3, "ranked": true } ] }
