Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=min_ranking&page=906
{ "count": 59224, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=min_ranking&page=907", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=min_ranking&page=905", "results": [ { "id": 261, "name": "BudhaDude's mini-tournament", "director": { "id": 10594, "username": "BudhaDude", "country": "us", "icon": "https://secure.gravatar.com/avatar/424658a8420df1e624b9743e4a8f572f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1342.6258970272033, "deviation": 65.96146201731314, "volatility": 0.0599990310245136 } }, "ranking": 21.737487411755534, "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, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS 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"group_size": "3", "maximum_players": 100 }, "next_run": "2026-01-29T14:00:00Z", "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": "2019-05-21T22:30:57.499384Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-05-21T22:31:00.226216Z", "ended": "2019-05-21T23:13:35.115021Z", "start_waiting": "2019-05-21T22:30:59.751772Z", "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": 61330, "name": "Blitz 19x19 Elimination Tournament 2020-06-01 01:30", 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"2025-08-23T17:31:29.026141Z", "ended": "2025-08-23T18:01:35.630195Z", "start_waiting": "2025-08-23T17:31:28.959832Z", "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": 116920, "name": "Blitz 19x19 Elimination Tournament 2024-06-09 13:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260129T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": 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