Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=1803
{ "count": 60822, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1804", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1802", "results": [ { "id": 29099, "name": "Live 9x9 Double Elimination Tournament 2017-08-03 02:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260827T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-08-27T02:00:25.279004Z", "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": "2026-08-27T06:00:00Z", "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": "2017-08-03T02:30:27.621482Z", "players_start": 4, 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"periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-08-03T06:30:46.717319Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-08-03T06:30:52.776141Z", "ended": "2017-08-03T07:23:54.342756Z", "start_waiting": "2017-08-03T06:30:49.187032Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 26375, "name": "OneColorGo 1st Round Robin Tournament", "director": { "id": 336196, "username": "kickaha", "country": "eu", "icon": "https://user-uploads.online-go.com/823c5fca3fab25405c66070b7869fc02-64.png", "ratings": { "version": 5, "overall": { "rating": 1820.0286982104328, "deviation": 61.05381351620266, "volatility": 0.05991180284382914 } }, "ranking": 28.780294961695336, 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Participants dont have to play their games immediately and are allowed to pause them, but are expected to arrange a time for their game and play it in the near future (next month or so).\nHave fun!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 126, "time_control_parameters": { "period_time": 120, "main_time": 600, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1534, "name": "OneColorGo-Group", "summary": "You are all welcome! :D", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/932ea2aa1a94da488c92133f7f268199-64.png" }, "auto_start_on_max": false, "time_start": "2017-04-22T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": 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"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true } ] }
