Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=3461
{ "count": 59421, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=3462", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=3460", "results": [ { "id": 111149, "name": "2024 1st friendship tournament", "director": { "id": 36904, "username": "Lazy Teyong", "country": "ph", "icon": "https://user-uploads.online-go.com/0468704cc04364bdc65ed8779a2764ca-64.png", "ratings": { "version": 5, "overall": { "rating": 1679.168356705924, "deviation": 66.1350064532376, "volatility": 0.0599402073954647 } }, "ranking": 26.915478563023335, "professional": false, "ui_class": "" }, "description": "Enjoy and make some friends", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89819, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 432000, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2947, "name": "Philippine Go Association", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 78, "icon": "https://user-uploads.online-go.com/2597cc5fa7a9e1f4dc046250fcb33bf8-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-01T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2024-01-01T00:00:05.578760Z", "ended": "2024-04-21T05:58:40.412354Z", "start_waiting": "2024-01-01T00:00:05.313409Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2597cc5fa7a9e1f4dc046250fcb33bf8-15.png", "player_count": 12, "ranked": true }, { "id": 95219, "name": "3 -> 蔡仲文 4 -> 陳灝", "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": "3 -> 蔡仲文\n4 -> 陳灝", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "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": "2022-10-02T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-02T03:48:38.025258Z", "ended": "2022-10-02T04:24:16.365787Z", "start_waiting": "2022-10-02T03:48:37.935033Z", "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": 112977, "name": "Kyu Tournament Correspondence", "director": { "id": 1433463, "username": "acadofruit", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/7441b4086dcde00abc4a01fd89b0ede7-64.png", "ratings": { "version": 5, "overall": { "rating": 1407.2092867679648, "deviation": 60.79862047053118, "volatility": 0.05999300555502695 } }, "ranking": 22.82510202587849, "professional": false, "ui_class": "" }, "description": "This tournament is only for kyu-level players! Handicaps will be present, since the skill-gap is quite large.", "schedule": null, "title": null, "tournament_type": "opengotha", "handicap": -1, "rules": "aga", "time_per_move": 61703, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 57600, "initial_time": 518400, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8562, "name": "World Wide Go Association (WWGA)", "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 150, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png" }, "auto_start_on_max": false, "time_start": "2024-02-24T11:00:00Z", "players_start": 2, "first_pairing_method": "opengotha", "subsequent_pairing_method": "opengotha", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-24T11:00:28.708887Z", "ended": "2024-05-11T14:23:47.959831Z", "start_waiting": "2024-05-11T14:23:47.955627Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png", "player_count": 10, "ranked": true }, { "id": 24018, "name": "Blitz 19x19 Elimination Tournament 2017-01-20 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-02-21T09:00:00Z", "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": "2017-01-20T17:30:19.343989Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-01-20T17:30:24.324975Z", "ended": "2017-01-20T18:15:35.273728Z", "start_waiting": "2017-01-20T17:30:20.930056Z", "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": 93181, "name": "Live 19x19 Swiss Tournament 2022-08-05 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:20260221T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-02-21T08:00:39.893780Z", "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": "2026-02-21T12:00:00Z", "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": "2022-08-05T08:30:01.841727Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-05T08:30:03.073462Z", "ended": "2022-08-05T10:53:22.910903Z", "start_waiting": "2022-08-05T08:30:02.914984Z", "board_size": 19, 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"analysis_enabled": true, "exclusivity": "open", "started": "2022-06-16T17:00:44.092945Z", "ended": "2023-08-26T17:04:27.788065Z", "start_waiting": "2022-06-16T17:00:32.980787Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 74, "ranked": true }, { "id": 23379, "name": "Live 19x19 Swiss Tournament 2016-12-27 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:20260221T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": 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"players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-12-27T16:30:46.647628Z", "ended": "2016-12-27T18:15:26.693549Z", "start_waiting": "2016-12-27T16:30:46.332096Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 23386, "name": "Blitz 19x19 Elimination Tournament 2016-12-27 21:30", "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": 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"periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-12-27T21:30:00.746738Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-12-27T21:30:02.357386Z", "ended": "2016-12-27T21:40:05.161949Z", "start_waiting": "2016-12-27T21:30:02.155431Z", "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": 23385, "name": "Live 19x19 Swiss Tournament 2016-12-27 20:30", "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": 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