Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-board_size&page=5341
{ "count": 58948, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5342", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-board_size&page=5340", "results": [ { "id": 101433, "name": "Capture Go Variant", "director": { "id": 1269829, "username": "Gazao", "country": "un", "icon": "https://secure.gravatar.com/avatar/1652c5c85e52d8a29b43a71c49956ec5?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 877.16613617546, "deviation": 74.74356245848618, "volatility": 0.060019877444942776 } }, "ranking": 11.882852143696732, "professional": false, "ui_class": "" }, "description": "Regras de Capture Go - 1ª captura ganha", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 29, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 120, "period_time": 25, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4134, "name": "Capture Go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/e9ad1b87ca50b27b93680e8370f04896-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-23T18:02:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-27T16:46:33.597193Z", "ended": "2023-03-27T16:54:54.172459Z", "start_waiting": "2023-03-27T16:46:33.481434Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e9ad1b87ca50b27b93680e8370f04896-15.png", "player_count": 4, "ranked": true }, { "id": 93980, "name": "9x9 Open D.E. 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"DTSTART:20260312T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-12T19:00:10.512824Z", "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": "2026-03-15T19:00:00Z", "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": "2021-12-01T19:00:47.925184Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-01T19:00:49.604700Z", "ended": "2022-01-02T09:41:42.170985Z", "start_waiting": "2021-12-01T19:00:48.511637Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 64168, "name": "Mega tournament four", "director": { "id": 736023, "username": "2026vs.", "country": "hk", "icon": "https://user-uploads.online-go.com/7b00a5b491f99a02c822db43039ddd91-64.png", "ratings": { "version": 5, "overall": { "rating": 1529.4955917779457, "deviation": 63.196335111054026, "volatility": 0.060307009572073786 } }, 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5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-10-08T08:39:22.871892Z", "ended": "2021-02-13T13:15:42.729288Z", "start_waiting": "2020-10-08T08:39:22.318162Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png", "player_count": 25, "ranked": true }, { "id": 65311, "name": "Tuesday Night", "director": { "id": 178786, "username": "Drazi", "country": "us", "icon": "https://user-uploads.online-go.com/0bcfc558a0684fcd4393f60167d8fdae-64.png", "ratings": { "version": 5, "overall": { "rating": 1663.6692481095872, "deviation": 64.93436156423304, "volatility": 0.060012350330545965 } }, "ranking": 26.70080649243054, "professional": false, "ui_class": "supporter aga" }, "description": "<3 <3 <3", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5435, "name": "The Gojo", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-09-16T01:30:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-16T09:05:39.891895Z", "ended": "2020-09-16T09:29:29.902481Z", "start_waiting": "2020-09-16T09:05:39.399214Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 75352, "name": "Live 9x9 Double Elimination Tournament 2021-05-19 18:30", "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:20260313T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-13T10:00:10.684292Z", "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": "2026-03-13T14:00:00Z", "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": "2021-05-19T18:30:50.092378Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-05-19T18:30:51.392789Z", "ended": "2021-05-19T19:22:25.747696Z", "start_waiting": "2021-05-19T18:30:51.181063Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 65784, "name": "Fast Correspondence 9x9 2020-09-30 (Round Robin)", "director": { "id": 467716, "username": "omg002", "country": "un", "icon": "https://secure.gravatar.com/avatar/0b4c2bab5b17cc97443ec3320e420399?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1448.9236439295203, "deviation": 68.21091912763168, "volatility": 0.05998308579853776 } }, "ranking": 23.50137029811084, "professional": false, "ui_class": "" }, "description": "9x9.\n\nOnly 1 round.\n\nThis tournament may start before the set time, when 10 players have joined.\n\nPlease refrain from pausing using vocations.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 25440, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 345600, "max_time": 345600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 817, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2020-09-30T07:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-29T09:28:39.035955Z", "ended": "2020-10-17T12:53:31.825719Z", "start_waiting": "2020-09-29T09:28:37.745167Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 66801, "name": "Sunday tournament", "director": { "id": 56637, "username": "milanm", "country": "un", "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png", "ratings": { "version": 5, "overall": { "rating": 1635.0716108917638, "deviation": 66.79034295569544, "volatility": 0.05993605693684858 } }, "ranking": 26.299409768070202, "professional": false, "ui_class": "supporter aga" }, "description": "weekly 9x9 tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2020-10-18T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-10-18T16:58:55.361991Z", "ended": "2020-10-18T17:29:15.461910Z", "start_waiting": "2020-10-18T16:58:55.057974Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 8, "ranked": true }, { "id": 100462, "name": "Live 9x9 Double Elimination Tournament 2023-02-24 22:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 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"next_run": "2026-03-13T14:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2023-02-24T22:30:05.946590Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-02-24T22:30:07.298321Z", "ended": "2023-02-24T23:09:40.857175Z", "start_waiting": "2023-02-24T22:30:07.154570Z", "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": 100168, "name": "Live 9x9 Double Elimination Tournament 2023-02-16 06:30", "director": { "id": 4, "username": "matburt", 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"player_count": 6, "ranked": true } ] }
