Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4942
{ "count": 60282, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4943", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=4941", "results": [ { "id": 34461, "name": "Live 19x19 Swiss Tournament 2018-02-11 00:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260717T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-17T12:00:48.539718Z", 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"DTSTART:20260717T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-07-17T11:00:48.527980Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "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": "2026-07-17T15:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-04-16T19:30:15.673090Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-04-16T19:35:15.572014Z", "ended": "2025-04-16T20:08:00.471640Z", "start_waiting": "2025-04-16T19:35:15.506002Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 6025, "name": "FSTS May 2015 Meditation", "director": { "id": 135535, "username": "DarkSpirit", "country": "_CIS", "icon": "https://user-uploads.online-go.com/3ff0cbeb74378914ca08a8ab7741274f-64.png", "ratings": { "version": 5, "overall": { "rating": 1368.452026020624, "deviation": 62.29275318546769, "volatility": 0.05999468544710196 } }, "ranking": 22.178561397357377, "professional": false, "ui_class": "" }, "description": "A tournament for those who prefer to quietly reflect on the depth and beauty of each game.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 353, "name": "Four Seasons Tournament Series", "summary": "Серия турниров \"Четыре Сезона\"", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 623, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png" }, "auto_start_on_max": false, "time_start": "2015-05-01T14:00:00Z", "players_start": 25, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2015-05-01T20:58:15.098554Z", "ended": "2018-02-06T11:32:39.694033Z", "start_waiting": "2015-05-01T20:58:14.354748Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png", "player_count": 32, "ranked": true }, { "id": 13715, "name": "Title match for: Mingren Main Title Tournament 2013", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": "Title match for: Mingren Main Title Tournament 2013 (gogop2016 vs Sadaharu)", "schedule": null, "title": { "id": 10, "name": "Mingren Main Title Tournament", "holder": { "id": 48681, "username": "gogop2016", "country": "un", "icon": "https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2035.1561101134394, "deviation": 64.11226294350045, "volatility": 0.05987887663756385 } }, "ranking": 31.366618965112558, "professional": false, "ui_class": "" }, "rules": "chinese", "tournament_type": "s_elimination" }, "tournament_type": "s_title", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-12-31T20:30:10.912603Z", "ended": "2016-10-27T01:43:00.168785Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png", "player_count": 0, "ranked": true }, { "id": 135011, "name": "✨🎄 GoMagical December 🎄✨", "director": { "id": 901303, "username": "Muff0", "country": "eu", "icon": "https://user-uploads.online-go.com/e04175e5267b560bb2448bb1867a73e7-64.png", "ratings": { "version": 5, "overall": { "rating": 1755.3787206206873, "deviation": 62.337027516886664, "volatility": 0.05986267698976877 } }, "ranking": 27.943014087615392, "professional": false, "ui_class": "" }, "description": "🎉A special rapid tournament to open the Holiday Season with Go Magic!🎄✨\n\nAll prizes are Go Magic Gift Cards\n\n🏆Prizes:\n\n 1st Place: $100\n 2nd Place: $60\n 3rd Place: $35\n\n🏆Special Prizes(mutually exclusive with winning):\n\n 5 Wins: $50\n 4 Wins: $25\n\nAll you have to do is register and be here at the starting time! The next rounds will start as soon as all the games are finished.\n\nThe expected total duration is about 1.5h\n\n⌚ **The start time is shown in your local timezone!!** \n**Absolute start time is:** \n**Saturday, December 13, 2025 6:00 PM UTC** \n[**ADD TO YOUR GOOGLE CALENDAR**](https://calendar.google.com/calendar/render?action=TEMPLATE&text=GoMagical%20December&details=A%20special%20rapid%20tournament%20to%20open%20the%20Holiday%20Season%20with%20Go%20Magic!&location=https%3A%2F%2Fonline-go.com%2Ftournament%2F135011&dates=20251213T180000Z%2F20251213T193000Z) \n \nNote: This will serve as a final test for introducing regular tournaments with this format, we'd be very grateful if you could provide any feedback for improving. You can write it directly in the tournament chat.\n\n🪄✨ Learn Go the Magical way at <a href=\"https://go.gomagic.org/X4LK1U\" target=\"_blank\">Go Magic</a>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 18, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 7, "initial_time": 300, "max_time": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8605, "name": "Go Magic", "summary": "A modern platform for learning Go", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2184, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-13T18:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-12-13T18:00:18.689427Z", "ended": "2025-12-13T19:24:26.357478Z", "start_waiting": "2025-12-13T18:00:16.076513Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/fa56564088c1e0dbd50bb8160d94193d-15.png", "player_count": 107, "ranked": false }, { "id": 1587, "name": "oslito's nines", "director": { "id": 6471, "username": "oslito", "country": "pl", "icon": "https://user-uploads.online-go.com/4e1a691eb48d7b6dc0e5d9ee9272d937-64.png", "ratings": { "version": 5, "overall": { "rating": 1733.7028378999107, "deviation": 64.21317148441274, "volatility": 0.05995785323188503 } }, "ranking": 27.655372120904236, "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, 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"first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-07-20T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "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": "2016-04-30T17:00:01.974284Z", "players_start": 60, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-04-30T17:00:15.000856Z", "ended": "2017-09-21T20:05:04.580932Z", "start_waiting": "2016-04-30T17:00:09.636690Z", "board_size": 19, "active_round": null, 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"ended": "2019-04-03T18:07:33.662738Z", "start_waiting": "2019-04-03T16:30:06.352875Z", "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": 3253, "name": "FSTS Absolute Championship of 2014: Phase 1 19x19", "director": { "id": 87790, "username": "WiseBear", "country": "ru", "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png", "ratings": { "version": 5, "overall": { "rating": 1104.0021061102002, "deviation": 62.08308547890164, "volatility": 0.06028822213904829 } }, "ranking": 17.207368885691388, "professional": false, "ui_class": "" }, "description": "Will start after 12-00 GMT November 5, 2014.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 353, "name": "Four Seasons Tournament Series", "summary": "Серия турниров \"Четыре Сезона\"", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 623, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": false, "exclusivity": "group", "started": "2014-11-05T13:24:57.477624Z", "ended": "2019-02-22T11:57:53.802948Z", "start_waiting": "2014-11-05T13:24:52.525992Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png", "player_count": 0, "ranked": true }, { "id": 33315, "name": "Live 19x19 Swiss Tournament 2018-01-01 20:30", "director": { "id": 4, 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"random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-17T16:00:00Z", "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": "2018-01-01T20:30:31.221352Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-01-01T20:30:34.353525Z", "ended": "2018-01-01T22:09:21.946148Z", "start_waiting": "2018-01-01T20:30:33.736817Z", "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 } ] }
