Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-ranked&page=5540
{ "count": 58833, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ranked&page=5541", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ranked&page=5539", "results": [ { "id": 125030, "name": "Handicap Arena 2025 - 009", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1120.0744366839263, "deviation": 63.65462468299386, "volatility": 0.06007243332582177 } }, "ranking": 17.541962522843974, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2025. 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"started": "2025-01-30T12:31:23.027736Z", "ended": "2025-01-30T14:44:06.788793Z", "start_waiting": "2025-01-30T12:31:22.944461Z", "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 }, { "id": 127689, "name": "dragon 2", "director": { "id": 1744471, "username": "Thee1234", "country": "_GoT_Greyjoy", "icon": "https://user-uploads.online-go.com/48a07dc211daa7e949093dfa7aad7051-64.png", "ratings": { "version": 5, "overall": { "rating": 685.3036667417914, "deviation": 62.83576859876705, "volatility": 0.05996870101541429 } }, "ranking": 6.168636658638329, "professional": false, "ui_class": "" }, "description": "truiufgjgvde4rjop7", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15189, "name": "beginer team", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 10, "icon": "https://user-uploads.online-go.com/040b337da9de3f4d44c85a6d3b42d7b4-64.png" }, "auto_start_on_max": false, "time_start": "2025-04-21T02:48:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-21T02:48:16.042559Z", "ended": "2025-04-21T02:48:16.029229Z", "start_waiting": "2025-04-21T02:48:15.981141Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/040b337da9de3f4d44c85a6d3b42d7b4-15.png", "player_count": 1, "ranked": true }, { "id": 115342, "name": "Big one piece 13x13", "director": { "id": 800869, "username": "Daxyz", "country": 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"icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png" }, "auto_start_on_max": false, "time_start": "2024-05-01T10:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-03-15T01:50:16.519566Z", "ended": "2025-12-25T18:31:27.277450Z", "start_waiting": "2025-03-15T01:50:16.397219Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png", "player_count": 4, "ranked": true }, { "id": 126207, "name": "Live 9x9 Double Elimination Tournament 2025-03-09 14:30", "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": 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