Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=1166
{ "count": 59379, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1167", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1165", "results": [ { "id": 12252, "name": "Radom 19x19 November 2015", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 759.0177010390414, "deviation": 64.25815763674922, "volatility": 0.05911815708198858 } }, "ranking": 8.533711254768797, "professional": false, "ui_class": "supporter" }, "description": "htre uio", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 28840, "time_control_parameters": { "time_control": "fischer", "initial_time": 3600, "max_time": 604800, "time_increment": 28800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 476, "name": "Zbiegłe kurczaki", "summary": "Group for players from Kurnik / PlayOK", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 56, "icon": "https://user-uploads.online-go.com/daca8770a5adf92b79ec6207d56ba4a2-64.png" }, "auto_start_on_max": false, "time_start": "2015-11-10T18:01:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 9, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2015-11-10T18:01:46.401871Z", "ended": "2015-12-11T15:57:41.280596Z", "start_waiting": "2015-11-10T18:01:45.485951Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/daca8770a5adf92b79ec6207d56ba4a2-15.png", "player_count": 8, "ranked": true }, { "id": 82915, "name": "Correspondence 9x9 RoundRobin 2021-11-25 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260213T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-02-13T19:00:19.520624Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-02-16T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-11-25T19:00:40.790434Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-11-25T19:00:44.114364Z", "ended": "2022-01-13T13:05:54.118534Z", "start_waiting": "2021-11-25T19:00:43.226676Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 10, "ranked": true }, { "id": 22525, "name": "องุ่นสีเหลือง (YELLOW GRAPE)", "director": { "id": 120320, "username": "Ignil", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/e9f6ae33557bfe5d19889c6e4af8dcc4-64.png", "ratings": { "version": 5, "overall": { "rating": 2121.912696995676, "deviation": 70.45817006699149, "volatility": 0.05996492273182429 } }, "ranking": 32.33302425647488, "professional": false, "ui_class": "" }, "description": "ทัวร์นี้เป็นทัวร์ (invited only) รอบชิงต่อเนื่องจากทัวร์แตงโมสีเขียว เป็นทัวร์กระดาน 19 แบบพบกันหมด ส่งคำเชิญเฉพาะผู้ได้คะแนนสูงสุด 3 คน จากรอบรอง https://online-go.com/tournament/21853\n\nใครกันจะได้เป็นแชมป์ทัวร์ผลไม้ต่อเนื่อง? ขอให้สนุกกับทัวร์นาเม้นท์ครับ", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 485, "name": "THAILAND GO", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 507, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-64.png" }, "auto_start_on_max": true, "time_start": "2016-11-30T13:41:00Z", "players_start": 3, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "invite", "started": "2016-11-26T17:00:29.494311Z", "ended": "2016-12-05T14:33:02.517150Z", "start_waiting": "2016-11-26T17:00:27.011373Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-15.png", "player_count": 3, "ranked": true }, { "id": 50048, "name": "First Tournament", "director": { "id": 278620, "username": "rodrigo_o", "country": "br", "icon": "https://user-uploads.online-go.com/5f04c97f6a4663c43d09dff0096bf3ac-64.png", "ratings": { "version": 5, "overall": { "rating": 915.824803911921, "deviation": 68.60262348810217, "volatility": 0.0602190954258877 } }, "ranking": 12.881280922000522, "professional": false, "ui_class": "" }, "description": "First Tournament of Tournament Kingdom!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 172800, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3824, "name": "Tournament Kingdom", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-07-10T18:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-07-10T18:01:01.354621Z", "ended": "2019-10-08T20:42:38.978135Z", "start_waiting": "2019-07-10T18:00:57.386649Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 22932, "name": "A Tournament for DDK", "director": { "id": 133739, "username": "Boogyman", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/3bf3f45d64e18d8fb65bca162aac3a25-64.png", "ratings": { "version": 5, "overall": { "rating": 1411.5808547363847, "deviation": 64.63284448142576, "volatility": 0.060020170138254704 } }, "ranking": 22.896907215002265, "professional": false, "ui_class": "" }, "description": "tournament for ddk", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 4560, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 604800, "time_increment": 3600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. 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