Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=796
{ "count": 59362, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=797", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=795", "results": [ { "id": 81051, "name": "2021 Season 1 Team D", "director": { "id": 1056772, "username": "ycchan", "country": "un", "icon": "https://secure.gravatar.com/avatar/3f757e369adb37ec7025a5ad2b5f4e97?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1190.2513571308164, "deviation": 190.5038148133336, "volatility": 0.060001753666935165 } }, "ranking": 18.948773319697555, "professional": false, "ui_class": "provisional" }, "description": "2021 Season 1 Team D", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, 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"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:20260416T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-16T21:00:56.246534Z", "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": "2026-04-17T01:00:00Z", "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": "2022-01-19T17:30:14.853292Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-01-19T17:30:16.349846Z", "ended": "2022-01-19T17:46:40.412778Z", "start_waiting": "2022-01-19T17:30:16.151403Z", "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": 76045, "name": "Correspondence 19x19 RoundRobin 2021-06-08 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260415T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-04-15T19:00:55.986580Z", "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": "2026-04-18T19:00:00Z", "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": "2021-06-08T19:00:27.600153Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-08T19:00:30.174575Z", "ended": "2021-12-12T00:11:15.174788Z", "start_waiting": "2021-06-08T19:00:27.907736Z", "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": 9333, "name": "Double Elimination", "director": { "id": 154888, "username": "Sai Maduro", "country": "jp", "icon": "https://secure.gravatar.com/avatar/db90768435278a67e02a07f387973a1c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1094.1289020499044, "deviation": 93.42267950807918, "volatility": 0.059984145306130464 } }, "ranking": 16.999404746841076, "professional": false, "ui_class": "" }, "description": "Double Elimination", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 8, "time_control_parameters": { "time_control": "byoyomi", "period_time": 5, "main_time": 300, "periods": 1 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. 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Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3653, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-03-14T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 12, "analysis_enabled": true, "exclusivity": "open", "started": "2020-03-13T16:15:45.801257Z", "ended": "2020-06-28T20:34:11.549620Z", "start_waiting": "2020-03-13T16:15:42.215247Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 59841, "name": "19 times 19 Live Tournament (Kyu only)", "director": { "id": 720484, "username": "JtaoOMG", "country": "cn", "icon": "https://user-uploads.online-go.com/b79de628ffd7e4fe1a54a7c2b38163e5-64.png", "ratings": { "version": 5, "overall": { "rating": 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"min_ranking": 5, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-29T21:00:41.138670Z", "ended": "2020-04-29T21:19:58.478863Z", "start_waiting": "2020-04-29T21:00:40.864180Z", "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": 9336, "name": "Blitz 19x19 Elimination Tournament 2015-07-24 01:31", "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": 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"group": null, "auto_start_on_max": false, "time_start": "2015-07-24T01:31:00.152303Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-07-24T01:31:01.186547Z", "ended": "2015-07-24T02:07:20.133089Z", "start_waiting": "2015-07-24T01:31:01.082866Z", "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": 55416, "name": "Ludu Go V", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 850.7818459575044, "deviation": 67.0614219335446, "volatility": 0.059280600554013116 } }, "ranking": 11.175835728954786, "professional": false, "ui_class": "supporter" }, "description": "Por ĉiuj goistoj", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 137, "name": "Esperantejo", "summary": "Por esperanta go luduloj", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 104, "icon": "https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-08T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-08T04:00:36.999270Z", "ended": "2020-05-10T20:57:44.547517Z", "start_waiting": 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"speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 2 }, "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": "2022-04-16T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-04-16T08:33:25.864818Z", "ended": "2022-04-16T09:35:08.873210Z", "start_waiting": "2022-04-16T08:33:25.812717Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
