Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=3474
{ "count": 59415, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=3475", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=3473", "results": [ { "id": 62438, "name": "Live 19x19 Swiss Tournament 2020-06-26 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:20260220T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-02-20T12:00:39.747755Z", "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": "2026-02-20T16:00:00Z", "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": "2020-06-26T16:30:23.917641Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-26T16:34:25.475705Z", "ended": "2020-06-26T17:56:24.203791Z", "start_waiting": "2020-06-26T16:34:24.793476Z", "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": 60903, "name": "H. Upmann", "director": { "id": 768974, "username": "Gåsapågen", "country": "se", "icon": "https://secure.gravatar.com/avatar/3cc06461c94e81d3db8ed3f42d81e75c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1576.3144741317774, "deviation": 102.4158546831308, "volatility": 0.060005528193440474 } }, "ranking": 25.452187108026894, "professional": false, "ui_class": "" }, "description": "Blutt.", "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": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5469, "name": "Grand Corona", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/21614e6f09e7520a1bc888df5097a96c-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-29T15:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-29T15:00:41.038790Z", "ended": "2020-06-26T15:42:55.602273Z", "start_waiting": "2020-05-29T15:00:40.853162Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/21614e6f09e7520a1bc888df5097a96c-15.png", "player_count": 7, "ranked": true }, { "id": 62435, "name": "Live 9x9 Double Elimination Tournament 2020-06-26 14:30", "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:20260220T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-20T10:00:39.730532Z", "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": "2026-02-20T14:00:00Z", "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": "2020-06-26T14:30:17.950882Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-26T14:30:19.837589Z", "ended": "2020-06-26T15:38:24.418215Z", "start_waiting": "2020-06-26T14:30:19.392511Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 57404, "name": "9x9 Single Elimination", "director": { "id": 732684, "username": "Chonky Peanut", "country": "kp", "icon": "https://user-uploads.online-go.com/1c5e5d0866a744c56ce7e5a8cac00c73-64.png", "ratings": { "version": 5, "overall": { "rating": 1158.5404180844098, "deviation": 62.85689110634654, "volatility": 0.06014570270064678 } }, "ranking": 18.323640981484395, "professional": false, "ui_class": "" }, "description": "Single Elimination 9x9 tournament, I hope we can get over 10 people.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "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. 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"version": 5, "overall": { "rating": 1608.614780585304, "deviation": 69.22071654364045, "volatility": 0.06006522301189862 } }, "ranking": 25.921759693266278, "professional": false, "ui_class": "" }, "description": "enjoy and relax!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 30 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5360, "name": "baston-baston", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-26T11:49:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-26T11:49:11.841287Z", "ended": "2020-06-26T11:49:52.434632Z", "start_waiting": "2020-06-26T11:49:11.711630Z", "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": 62424, "name": "Live 9x9 Double Elimination Tournament 2020-06-26 10:30", "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:20260220T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-02-20T10:00:39.730532Z", "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": "2026-02-20T14:00:00Z", "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, 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"description": "Это турнир для тренировки великолепных участников Летнего Лагеря Школы Программистов!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 45 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6146, "name": "ИК 26-27.06.2020", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-26T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-26T09:28:10.637221Z", "ended": "2020-06-26T10:12:11.141037Z", "start_waiting": "2020-06-26T09:28:10.405530Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 17, "ranked": true }, { "id": 62421, "name": "Блиц-ШП", "director": { "id": 802894, "username": "novakovich", "country": "un", "icon": "https://secure.gravatar.com/avatar/89708a35bb8266c78d5b9bb45ff7264e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1662.3108939062977, "deviation": 290.31896371798047, "volatility": 0.05999967537233814 } }, "ranking": 26.681897238489267, "professional": false, "ui_class": "provisional" }, "description": "Блиц-ШП", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 30, "max_time": 30 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6146, "name": "ИК 26-27.06.2020", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-26T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-26T09:44:36.701755Z", "ended": "2020-06-26T10:00:31.761691Z", "start_waiting": "2020-06-26T09:44:36.394361Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 14, "ranked": true }, { "id": 62415, "name": "Blitz 19x19 Elimination Tournament 2020-06-26 09:30", "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": "2026-02-20T17:00:00Z", "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": "2020-06-26T09:30:03.527078Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-06-26T09:30:05.161964Z", "ended": "2020-06-26T09:54:17.538742Z", "start_waiting": "2020-06-26T09:30:04.963082Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 55887, "name": "2nd Afra Tournament", "director": { "id": 550024, "username": "Gargantuar", "country": "de", "icon": "https://secure.gravatar.com/avatar/1029565026e3189a3ec6d705c5150152?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1539.1670250873235, "deviation": 61.23300344486674, "volatility": 0.05996522489317626 } }, "ranking": 24.900102813699657, "professional": false, "ui_class": "" }, "description": "Endlich findet das 2. Afra-Turnier statt. Jeder gegen jeden und diesmal mit weniger Zeit auf der Uhr.\n\nがんばってください！\n화이팅!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2631, "name": "Freiheit 13", "summary": "inofficial and private group for (former) staff and students of our school - people unaffiliated with our school cannot join", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 42, "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-26T23:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-01-26T23:00:57.535063Z", "ended": "2020-06-26T09:26:56.583229Z", "start_waiting": "2020-01-26T23:00:55.532868Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-15.png", "player_count": 11, "ranked": true } ] }
