Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=id&page=3419
{ "count": 59457, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=id&page=3420", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=id&page=3418", "results": [ { "id": 80804, "name": "University of York Go Society Autumn Tournament 2021", "director": { "id": 473584, "username": "dragon-devourer", "country": "gb", "icon": "https://user-uploads.online-go.com/74572977eae9c3090abc484d1ab4e5bc-64.png", "ratings": { "version": 5, "overall": { "rating": 1394.2153849027472, "deviation": 62.380731101260864, "volatility": 0.05999739018828983 } }, "ranking": 22.610346306440118, "professional": false, "ui_class": "" }, "description": "It's the start of a new academic year. Sounds to me like a good excuse for a Go tournament! The tournament will start 30 minutes after the first club session after Freshers Fair so new members have time to join. If the tournament gets full, I will make another.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1814, "name": "University of York Go Society", "summary": "University of York (UK) Go Society", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-64.png" }, "auto_start_on_max": true, "time_start": "2021-10-05T15:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 13, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-10-05T15:30:58.108049Z", "ended": "2022-04-25T12:38:56.297435Z", "start_waiting": "2021-10-05T15:30:57.644861Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-15.png", "player_count": 6, "ranked": true }, { "id": 80805, "name": "University of York Go Society Beginners 9x9 Tournament", "director": { "id": 473584, "username": "dragon-devourer", "country": "gb", "icon": "https://user-uploads.online-go.com/74572977eae9c3090abc484d1ab4e5bc-64.png", "ratings": { "version": 5, "overall": { "rating": 1394.2153849027472, "deviation": 62.380731101260864, "volatility": 0.05999739018828983 } }, "ranking": 22.610346306440118, "professional": false, "ui_class": "" }, "description": "Welcome to the University of York Go Society. Although this is called a \"tournament\", don't worry about it being too competitive. Really, this is just a chance to play and have fun. If the tournament gets full, I will make another. So join in and enjoy your games!", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1814, "name": "University of York Go Society", "summary": "University of York (UK) Go Society", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-64.png" }, "auto_start_on_max": true, "time_start": "2021-10-06T18:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-10-06T18:30:06.836024Z", "ended": "2021-10-21T09:36:23.777084Z", "start_waiting": "2021-10-06T18:30:06.564251Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/acf03417e40cfdfd51fc47278d423a4c-15.png", "player_count": 5, "ranked": true }, { "id": 80807, "name": "Correspondence 9x9 RoundRobin 2021-10-02 19:01", "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:20260222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-02-22T19:00:40.558276Z", "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": "2026-02-25T19:00:00Z", "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": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-10-02T19:01:00.179537Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-02T19:01:01.790387Z", "ended": "2022-01-07T20:35:55.053095Z", "start_waiting": "2021-10-02T19:01:00.934577Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 80816, "name": "Random tournament", "director": { "id": 1033452, "username": "IQUPNano", "country": "un", "icon": "https://secure.gravatar.com/avatar/0863273f8528d11499992ea602866587?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1494.2700787183073, "deviation": 136.35520746951187, "volatility": 0.0600295683907113 } }, "ranking": 24.214781063272827, "professional": false, "ui_class": "" }, "description": "Join for fun guys", "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": 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": 17813, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-02T02:40:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-10T21:31:19.020060Z", "ended": "2021-12-26T02:24:35.875330Z", "start_waiting": "2021-10-10T21:31:18.912503Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 80819, "name": "…good", "director": { "id": 891419, "username": "MAIKYKUNG", "country": "th", "icon": "https://user-uploads.online-go.com/e511b8db51a5d27015c0b5cf6b3e9225-64.png", "ratings": { "version": 5, "overall": { "rating": 1174.7435075902445, "deviation": 64.65972027290006, "volatility": 0.0599956007870041 } }, "ranking": 18.64516854844766, "professional": false, "ui_class": "" }, "description": "hbhbhh", "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": true, "group": { "id": 10127, "name": "แชท ของ กลุ่มเรียงเกมคนเก่งๆ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/1ac816f08bf8799c5f0b689fd9f97009-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-02T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-10T14:02:00.280000Z", "ended": "2021-12-23T16:07:25.644461Z", "start_waiting": "2021-10-10T14:02:00.186764Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/1ac816f08bf8799c5f0b689fd9f97009-15.png", "player_count": 4, "ranked": true }, { "id": 80820, "name": "2/10 傅泰元\t郭在田", "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": "2/10 傅泰元\t郭在田", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-10-02T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-02T05:01:04.826344Z", "ended": "2021-10-02T05:46:11.478608Z", "start_waiting": "2021-10-02T05:01:04.747269Z", "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": 80822, "name": "2021-10-02 Welcome New Players - Qualification Round", "director": { "id": 309835, "username": "Feijoa", "country": "xx", "icon": "https://user-uploads.online-go.com/933c836f564b271ba762aff02e654cf3-64.png", "ratings": { "version": 5, "overall": { "rating": 1286.006815881663, "deviation": 63.29646058999462, "volatility": 0.06011449356560728 } }, "ranking": 20.74006051321244, "professional": false, "ui_class": "supporter moderator" }, "description": "This tournament is an experiment - a way for new players to get some ranked games. Please join if you are new and want to establish a rank!\n\nThis is a QUALIFICATION tournament, in which you will get one game at a time. To qualify, say hi in the chat and play your moves - anyone who is active will get an invitation to a larger Round Robin tournament in a few days.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "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": 9366, "name": "Renegade Tournaments", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-10-03T06:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-03T06:00:32.907605Z", "ended": "2021-12-26T15:49:35.596364Z", "start_waiting": "2021-10-03T06:00:30.840436Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 17, "ranked": true }, { "id": 80823, "name": "Live 9x9 Double Elimination Tournament 2021-10-02 06:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260224T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-24T02:00:40.618032Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-02-24T06:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-10-02T06:30:28.887602Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-10-02T06:30:30.237207Z", "ended": "2021-10-02T06:54:44.652809Z", "start_waiting": "2021-10-02T06:30:30.113685Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 80825, "name": "Lanch GO", "director": { "id": 1055788, "username": "Приветик друг кю.", "country": "un", "icon": "https://user-uploads.online-go.com/2c7ac117b0574c00f2a8d2e7f745863f-64.png", "ratings": { "version": 5, "overall": { "rating": 1262.8382224120683, "deviation": 99.64046018050145, "volatility": 0.06000303658551524 } }, "ranking": 20.319189331494428, "professional": false, "ui_class": "" }, "description": "Hvfhhgzyh", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 300, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10210, "name": "Kю go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 3, "icon": "https://user-uploads.online-go.com/6918c32f9dbec800129fbcea654cce80-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-02T10:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-29T14:19:08.147499Z", "ended": "2021-10-29T14:29:37.024502Z", "start_waiting": "2021-10-29T14:19:07.894514Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6918c32f9dbec800129fbcea654cce80-15.png", "player_count": 4, "ranked": true }, { "id": 80827, "name": "输赢莫急，友谊需急", "director": { "id": 1048175, "username": "别炸鱼了", "country": "cn", "icon": "https://secure.gravatar.com/avatar/3d9cf0085520dc4399e9428338a77a6a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1739.9943787861162, "deviation": 64.98268166419675, "volatility": 0.060066575610994766 } }, "ranking": 27.73923051252229, "professional": false, "ui_class": "" }, "description": "大赛奖金：冠军:可以成为管理员（虽然群组内有管理员，但是名义上来讲我是管理员长，相当于我是正的，冠军得主是副的）冠军还可以跟管理员长下棋，管理员长会故意输棋（帮冠军得主升级）。还可以跟我（我开AI）下下一盘， 亚军：成为副管理员，亚军还可以跟我（我开AI）。 \n季军：跟我（我开AI）下一盘。 \n祝大家玩得愉快！", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 1800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10250, "name": "友谊为主棋神在线", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 11, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-10-02T08:30:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-01T23:46:35.098450Z", "ended": "2021-11-02T01:51:09.380113Z", "start_waiting": "2021-11-01T23:46:34.963865Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true } ] }
