Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=865
{ "count": 59508, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=866", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=864", "results": [ { "id": 158, "name": "zelda8's mini-tournament", "director": { "id": 4086, "username": "zelda8", "country": "un", "icon": "https://secure.gravatar.com/avatar/bea98bd8fd7be7a76ee46a7ee772106e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1331.22326742138, "deviation": 243.96492726674663, "volatility": 0.059998422374525975 } }, "ranking": 21.54003986752608, "professional": false, "ui_class": "provisional" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 864000, "time_increment": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": 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"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:20260428T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-28T22:00:35.148015Z", "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, 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"open", "started": "2019-01-22T06:30:49.556289Z", "ended": "2019-01-22T07:13:24.311571Z", "start_waiting": "2019-01-22T06:30:49.009530Z", "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": 2795, "name": "Dark Realm", "director": { "id": 52592, "username": "Lazy Satomi", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/0fee81bec9e326f5aacaee36c2ee806e-64.png", "ratings": { "version": 5, "overall": { "rating": 2154.48898811852, "deviation": 62.96583598483079, "volatility": 0.05991113495008934 } }, "ranking": 32.68573000440283, "professional": false, "ui_class": "" }, "description": "time for game lets have fun", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "simple", "per_move": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 154, "name": "Shou 'Shu' Group", "summary": "Are you looking for a fun and enjoyment?. Will here we are, we encourage you to join our group. Everyone is welcome, newbie or not.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 106, "icon": "https://user-uploads.online-go.com/5d438049e4eeb1f1ec7c33798592c824-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2014-02-01T17:00:17.932533Z", "ended": "2014-02-26T11:16:13.981203Z", "start_waiting": "2014-02-01T17:00:17.506240Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5d438049e4eeb1f1ec7c33798592c824-15.png", "player_count": 0, "ranked": true }, { "id": 126553, "name": "Live 9x9 Double Elimination Tournament 2025-03-18 18:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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