Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=rules&page=5175
{ "count": 59032, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=5176", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=5174", "results": [ { "id": 113562, "name": "Live 9x9 Double Elimination Tournament 2024-03-06 10:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260319T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-19T18:00:18.570186Z", "lead_time_seconds": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2026-02-25T02:30:40.782970Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-25T02:31:40.865786Z", "ended": "2026-02-25T03:01:09.953375Z", "start_waiting": "2026-02-25T02:31:40.778699Z", "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": 102580, "name": "友谊锦标赛", "director": { "id": 1340397, "username": "BrandonXiao", "country": "cn", "icon": "https://user-uploads.online-go.com/71f9fade6b86ca9e7fa07cbc7d67b45d-64.png", "ratings": { "version": 5, "overall": { "rating": 1483.2723778682127, "deviation": 63.939189887491274, "volatility": 0.059976130151906316 } }, "ranking": 24.04376893755916, "professional": false, "ui_class": "" }, "description": "这是一个普通的锦标赛", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 79, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 2400, "period_time": 60, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17862, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-25T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2024-05-19T05:48:50.816520Z", "ended": "2024-05-19T07:21:35.329921Z", "start_waiting": "2024-05-19T05:48:50.751761Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 132658, "name": "19x19 Open League #102", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1394.3828244901913, "deviation": 68.06339724124885, "volatility": 0.06017609207950014 } }, "ranking": 22.613126360189657, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 68, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-28T21:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-27T15:11:57.673651Z", "ended": null, "start_waiting": "2025-09-27T15:11:56.949923Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 10, "ranked": true }, { "id": 110163, "name": "Fast Correspondence 6k-12k", "director": { "id": 1185877, "username": "TranBao", "country": "vn", "icon": "https://user-uploads.online-go.com/67d7d186b94fc74fe63b005140aead0c-64.png", "ratings": { "version": 5, "overall": { "rating": 1054.5402256720956, "deviation": 65.39213509184475, "volatility": 0.06007430523725236 } }, "ranking": 16.146242597880534, "professional": false, "ui_class": "" }, "description": "Welcome! Players are expected to play at least 2 moves per day. No pause.There is no mid-game analysis so have fun with your imagination ^^.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 58284, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 57600, "initial_time": 86400, "max_time": 864000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8858, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2023-12-02T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2023-12-02T09:37:41.071677Z", "ended": "2024-03-05T11:19:06.277145Z", "start_waiting": "2023-12-02T09:37:40.910912Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 6, "ranked": true }, { "id": 126639, "name": "Live 9x9 Double Elimination Tournament 2025-03-21 10:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-10-21T14:30:56.599163Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-10-21T14:30:56.900216Z", "ended": "2024-10-21T15:15:55.121641Z", "start_waiting": "2024-10-21T14:30:56.683307Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true } ] }
