Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5589
{ "count": 59403, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5590", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5588", "results": [ { "id": 70190, "name": "Saturn", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 790.2994072178445, "deviation": 64.66815139504368, "volatility": 0.05991724621983771 } }, "ranking": 9.46866501470618, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 31680, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 28800, "initial_time": 259200, "max_time": 345600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 357, "name": "ORION", "summary": "Torneo Latinoamericano de Go por equipos Sub-18", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 137, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png" }, "auto_start_on_max": false, "time_start": "2021-01-16T17:00:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-16T17:00:05.294623Z", "ended": "2021-02-19T17:45:32.113772Z", "start_waiting": "2021-01-16T17:00:04.963151Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png", "player_count": 4, "ranked": true }, { "id": 2270, "name": "welcome's mini-tournament", "director": { "id": 41170, "username": "welcome", "country": "", "icon": "https://secure.gravatar.com/avatar/b4b5c6f4e9a1a94a5d9c9e709bdb1bc4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1932.2930190209256, "deviation": 70.67215330055822, "volatility": 0.06008531735889045 } }, "ranking": 30.16594101835965, "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": false, "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": 24, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2013-07-03T13:15:01Z", "ended": "2013-10-27T15:28:24.821433Z", "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": 66198, "name": "luigi", "director": { "id": 853331, "username": "lidzxx08", "country": "un", "icon": "https://secure.gravatar.com/avatar/189093778dd981facae0abb2b92a30b5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "soup haha", "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": 7008, "name": "luigi", "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": "2020-10-03T22:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-04T16:14:35.430711Z", "ended": "2021-03-04T23:19:16.480592Z", "start_waiting": "2020-10-04T16:14:35.077122Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 73208, "name": "Blitz 19x19 Elimination Tournament 2021-03-29 09:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260419T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-19T17:00:56.822006Z", "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": "2026-04-19T21:00:00Z", "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": "2021-03-29T09:30:59.653950Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-03-29T09:31:01.505040Z", "ended": "2021-03-29T09:54:38.661506Z", "start_waiting": "2021-03-29T09:31:01.119869Z", "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": 66511, "name": "Eat the other cookie to crumbs", "director": { "id": 759283, "username": "Space Kitty", "country": "us", "icon": "https://secure.gravatar.com/avatar/bb87f907a2d0d254ec22945acb6d1d15?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 972.4622734271871, "deviation": 77.60045066283931, "volatility": 0.06001983022826096 } }, "ranking": 14.27042438423444, "professional": false, "ui_class": "" }, "description": "A tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 631680, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6248, "name": "Go Cookies!", "summary": "The Go branch of the Cookies club. Other branches include Chess Cookies!", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 4, "icon": "https://user-uploads.online-go.com/64912bd9b9f46f16b8668a959cfd1933-64.png" }, "auto_start_on_max": false, "time_start": "2020-10-11T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-11T00:00:17.577794Z", "ended": "2021-02-17T23:59:10.142603Z", "start_waiting": "2020-10-11T00:00:17.143864Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/64912bd9b9f46f16b8668a959cfd1933-15.png", "player_count": 4, "ranked": true }, { "id": 70007, "name": "test2.2", "director": { "id": 751480, "username": "IceTsunami", "country": "_Tibet", "icon": "https://user-uploads.online-go.com/af50490dfea3295e8e9172305d92e28f-64.png", "ratings": { 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"analysis_enabled": true, "exclusivity": "open", "started": "2021-01-11T17:05:00.597049Z", "ended": "2021-01-11T17:06:02.162243Z", "start_waiting": "2021-01-11T17:05:00.502461Z", "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": 93963, "name": "Live 19x19 Swiss Tournament 2022-08-27 08:30", "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:20260419T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-04-19T16:00:56.674145Z", "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": "2026-04-19T20:00:00Z", "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": "2022-08-27T08:30:59.900199Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-27T08:32:01.468682Z", "ended": "2022-08-27T09:35:02.532642Z", "start_waiting": "2022-08-27T08:32:01.093054Z", "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": 70075, "name": "Blitz 19x19 Elimination Tournament 2021-01-13 09:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260419T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-19T17:00:56.822006Z", "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": "2026-04-19T21:00:00Z", "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": "2021-01-13T09:30:41.644142Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-01-13T09:30:43.255136Z", "ended": "2021-01-13T10:07:31.910656Z", "start_waiting": "2021-01-13T09:30:42.909338Z", "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": 123153, "name": "CHEERFUL GO #78 Single Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png", "ratings": { "version": 5, "overall": { "rating": 1870.8072779988947, "deviation": 70.96802092536763, "volatility": 0.0598346971726683 } }, "ranking": 29.417331290058765, "professional": false, "ui_class": "" }, "description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "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\n\nHAPPY", "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": "2024-12-19T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-19T04:00:54.828639Z", "ended": "2025-03-03T08:32:35.598837Z", "start_waiting": "2024-12-19T04:00:54.709298Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 11, "ranked": true }, { "id": 66612, "name": "Weekly 19x19 Games 2020-10-15", "director": { "id": 741522, "username": "wolfmeister", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1209.6169056480942, "deviation": 65.52079638031556, "volatility": 0.06013235595814508 } }, "ranking": 19.32239564406787, "professional": false, "ui_class": "" }, "description": "%%%%%%%%%%%%%%%%%%%%%%%%\n\n!!!LIVE GAME APPOINTMENTS ARE NOT SCHEDULED AUTOMATICALLY!!!\n\nONCE TOURNAMENT STARTS:\n\nCOME BACK HERE TO FIND YOUR ASSIGNED OPPONENT ARRANGE A >30min VIDEO CONFERENCE WITH YOUR OPPONENT FINISH YOUR GAME WITHIN ONE WEEK, TO PREVENT BLOCKING THE TOURNAMENT. EACH MONDAY, SCHEDULE YOUR NEXT MATCH VIDEO CONFERENCE. %%%%%%%%%%%%%%%%%%%%%%%%", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 17280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 14400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6518, "name": "Madison Google Go", "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome. Make sure to join the Hangouts room, go-msn@ group for announcements! Please send an *INTERNAL* email to the organizers to join. We don't always notice OG", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 18, "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png" }, "auto_start_on_max": false, "time_start": "2020-10-15T15:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-10-15T15:00:18.063831Z", "ended": "2020-12-21T22:27:19.491767Z", "start_waiting": "2020-10-15T15:00:17.818513Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png", "player_count": 8, "ranked": true } ] }
