Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=4325
{ "count": 59202, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4326", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4324", "results": [ { "id": 57842, "name": "1st Ratio Cup (2020-2021)", "director": { "id": 153455, "username": "El0m", "country": "gb", "icon": "https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png", "ratings": { "version": 5, "overall": { "rating": 1295.7038814112566, "deviation": 70.83331711939027, "volatility": 0.0603648964543371 } }, "ranking": 20.913967003155264, "professional": false, "ui_class": "" }, "description": "Rapid (Sport) style--adds few or one game to your list but the downside is less deep thought.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 20160, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 604800, "stones_per_period": 45 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1398, "name": "Ratio", "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": false, "time_start": "2020-04-01T11:00:00Z", "players_start": 32, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-02T13:11:55.195419Z", "ended": "2020-07-25T03:54:47.339231Z", "start_waiting": "2020-04-02T13:11:52.031941Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 32, "ranked": true }, { "id": 62110, "name": "Manchester Go Club - Rapid 19x19 Tournament #6", "director": { "id": 206311, "username": "taiyaki 鯛焼き", "country": "jp", "icon": "https://user-uploads.online-go.com/bf298249efe61246416591f25414b80c-64.png", "ratings": { "version": 5, "overall": { "rating": 1867.1000057404892, "deviation": 65.45025222666547, "volatility": 0.060005676838603444 } }, "ranking": 29.37141073911507, "professional": false, "ui_class": "supporter" }, "description": "Welcome to the 6th Manchester Go Club Rapid 19x19 Tournament. Please make sure to log in to OGS and open this page in your browser before 8:15 PM GMT+1 to be included in the draw!", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 4609, "name": "Manchester Go Club", "summary": "A group for players living in or connected to Manchester, UK. Go friends from around the world are also welcome to join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 103, "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-25T07:15:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-25T07:15:55.060665Z", "ended": "2020-06-25T07:37:57.750109Z", "start_waiting": "2020-06-25T07:15:54.692300Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/765ff76c1663dd5f81156a7cd3befddd-15.png", "player_count": 6, "ranked": true }, { "id": 59789, "name": "Live 19x19 Swiss Tournament 2020-04-28 20:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-04-02T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-04-28T20:30:37.370140Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-28T20:30:39.547287Z", "ended": "2020-04-28T21:52:33.034595Z", "start_waiting": "2020-04-28T20:30:38.674387Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 59367, "name": "the good tournament", "director": { "id": 740288, "username": "wopi-wopi-ersak", "country": "_Scotland", "icon": "https://user-uploads.online-go.com/d4c5efd04928b5b667798cf4056865de-64.png", "ratings": { "version": 5, "overall": { "rating": 1380.4354952506678, "deviation": 61.493999076837, "volatility": 0.05994734924703169 } }, "ranking": 22.38040237333039, "professional": false, "ui_class": "supporter" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4568, "name": "Scotland Youth Team", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 64, "icon": 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false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260402T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-02T13:00:14.669053Z", "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": "2026-04-02T17:00:00Z", "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": "2020-04-13T13:30:10.230059Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-13T13:30:12.208420Z", "ended": "2020-04-13T13:53:26.641318Z", "start_waiting": "2020-04-13T13:30:11.397097Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 58927, "name": "Live 19x19 Swiss Tournament 2020-04-13 12:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260402T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-04-02T12:00:14.659770Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-04-02T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2020-04-13T12:30:07.617691Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-04-13T12:30:10.010985Z", "ended": "2020-04-13T15:00:31.217502Z", "start_waiting": "2020-04-13T12:30:08.897171Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 61758, "name": "19x19 Handicap Tournament | 25-10 Kyu", "director": { "id": 694692, "username": "クネーデル", "country": "001", "icon": "https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1355.155719314861, "deviation": 62.588009152408375, "volatility": 0.05973145061764432 } }, "ranking": 21.95252888874137, "professional": false, "ui_class": "" }, "description": "19x19 DDK Handicap Tournament", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 259200 }, "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": 17870, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2020-07-01T18:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-14T11:28:55.209098Z", "ended": "2020-11-29T01:26:16.910897Z", "start_waiting": "2020-06-14T11:28:49.798806Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 10, "ranked": true }, { "id": 117676, "name": "#6 Happy Tourney.", "director": { "id": 1144866, "username": "𝒫𝓊𝓉 𝒦.", "country": "001", "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png", "ratings": { "version": 5, "overall": { "rating": 945.1510893034784, "deviation": 70.14270876950478, "volatility": 0.06059969932426293 } }, "ranking": 13.610962284857385, "professional": false, "ui_class": "" }, "description": "6th happy tourney, I will create a new tournament with this name every Monday, have fun!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": true, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2024-07-08T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-08T05:00:01.333134Z", "ended": "2025-03-08T12:41:56.111531Z", "start_waiting": "2024-07-08T05:00:01.238394Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 4, "ranked": true }, { "id": 79819, "name": "Live 19x19 Swiss Tournament 2021-09-07 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260402T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-04-02T12:00:14.659770Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-04-02T16:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-09-07T16:30:34.804057Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-09-07T16:30:36.103937Z", "ended": "2021-09-07T18:55:05.269413Z", "start_waiting": "2021-09-07T16:30:35.952643Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 58467, "name": "hey 🦩", "director": { "id": 736026, "username": "李張樂", "country": "hk", "icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1373.2951358573407, "deviation": 64.83524429933749, "volatility": 0.060011864092403285 } }, "ranking": 22.260347282571285, "professional": false, "ui_class": "" }, "description": "oppppppppppppppp", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 2700 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4530, "name": "HKCGA 對局室", "summary": "\n同學想下棋可在下方留言，最好寫上自己棋力，方便對手設定合適讓子。 ( K = 級、 D = 段 )\n\nP.S. 此對局室只限 \" 香港兒童圍棋學院-網絡班 \" 學生使用。\n\n同學在此對局室，必須使用自己 \"中文全名\" 的帳號來對弈，敬請合作 !\n\n(hkcga2004)院長會不定時上線跟大家互相切磋，歡迎指教！", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 115, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-04T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-13T02:39:44.258340Z", "ended": "2020-04-13T04:54:45.830281Z", "start_waiting": "2020-04-13T02:39:43.579136Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-15.png", "player_count": 4, "ranked": true } ] }
