Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5430
{ "count": 59164, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5431", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5429", "results": [ { "id": 4598, "name": "Live 19x19 Swiss Tournament 2015-01-27 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": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260329T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-29T12:00:10.662802Z", 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null, "auto_start_on_max": false, "time_start": "2021-05-19T20:30:54.946292Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-05-19T20:30:56.377185Z", "ended": "2021-05-19T22:01:24.087553Z", "start_waiting": "2021-05-19T20:30:56.202229Z", "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": 909, "name": "MarkvanRooijen's mini-tournament", "director": { "id": 22898, "username": "MarkvanRooijen", "country": "un", "icon": "https://secure.gravatar.com/avatar/954f4ffde0ef05d2c13633f2b7446e94?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.9810479358775, "deviation": 65.19496803666851, "volatility": 0.06013973895641979 } }, "ranking": 17.6637211941085, "professional": false, "ui_class": "" }, "description": "", 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"https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 75769, "name": "Intermediate Leveled Tournament-WWGA", "director": { "id": 947864, "username": "aval.cado", "country": "us", "icon": "https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png", "ratings": { "version": 5, "overall": { "rating": 1297.6830736962474, "deviation": 61.88104620789186, "volatility": 0.05994264585747425 } }, "ranking": 20.949301730356368, "professional": false, "ui_class": "" }, "description": "Hey intermediaters! Welcome to your very own tournament section! Have fun playing, and play slow!\n\n* Pairings still based on Rank.\n* There will be handi-caps\n* Good luck and have fun!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 349440, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 345600, "initial_time": 345600, "max_time": 345600 }, "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": 151, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png" }, "auto_start_on_max": false, "time_start": "2021-06-03T20:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 13, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-03T20:00:25.045577Z", "ended": "2022-07-09T06:54:39.826633Z", "start_waiting": "2021-06-03T20:00:24.815549Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png", "player_count": 7, "ranked": true }, { "id": 68507, "name": "Live 19x19 Swiss Tournament 2020-12-02 20:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"name": "Live 19x19 Swiss Tournament 2023-12-13 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:20260329T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-29T12:00:10.662802Z", "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": 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