Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1337
{ "count": 60701, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1338", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=1336", "results": [ { "id": 130212, "name": "Fun Swiss GO Tournament", "director": { "id": 1805131, "username": "Go-111126", "country": "kr", "icon": "https://user-uploads.online-go.com/09ef3e23826b8444a4202d3bac5410ef-64.png", "ratings": { "version": 5, "overall": { "rating": 774.1581353047221, "deviation": 62.67182469753079, "volatility": 0.06006466514387547 } }, "ranking": 8.990948369004576, "professional": false, "ui_class": "" }, "description": "HAVE FUN!", "schedule": null, "title": null, "tournament_type": "swiss", "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": true, "group": { "id": 15489, "name": "The Bald Eagle", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://user-uploads.online-go.com/d7d54414073a2e7ae4eedadfd80101d7-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-06T20:20:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-06T20:20:31.482635Z", "ended": "2025-08-07T22:59:05.064666Z", "start_waiting": "2025-07-06T20:20:31.398213Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/d7d54414073a2e7ae4eedadfd80101d7-15.png", "player_count": 5, "ranked": true }, { "id": 131638, "name": "ซ้อมครั้งที่ 3", "director": { "id": 1839947, "username": "cp13", "country": "un", "icon": "https://secure.gravatar.com/avatar/6c1584b8f521e9a34fbee42449f876c9?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 710.3615547953566, "deviation": 250, "volatility": 0.06 } }, "ranking": 7.000000000000001, "professional": false, "ui_class": "provisional" }, "description": "สอนหมากล้อมนักศึกษา ป.โท PIM ครั้งที่ 1", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "rapid", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15616, "name": "8 คิว ที่รอคอย", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-08-21T06:52:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-08-21T06:52:05.893482Z", "ended": "2025-08-21T07:24:20.380070Z", "start_waiting": "2025-08-21T06:52:05.799757Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 129361, "name": "Handicap Arena 2025 - 047", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1131.3390674606985, "deviation": 63.89894928210641, "volatility": 0.06006068621581099 } }, "ranking": 17.773619993220706, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": true, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-14T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-13T18:23:31.023966Z", "ended": "2025-11-24T06:58:06.154125Z", "start_waiting": "2025-06-13T18:23:30.366644Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 134688, "name": "Live 9x9 Double Elimination Tournament 2025-11-24 06:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": 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"ui_class": "" }, "description": "รอบ 1", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "rapid", "pause_on_weekends": false, "main_time": 180, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14105, "name": "โรงเรียนสามัคคีบำรุง", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 152, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-07-07T05:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-07-07T05:03:31.566402Z", "ended": "2025-07-07T05:22:29.089760Z", "start_waiting": "2025-07-07T05:03:31.486614Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 130233, "name": "Blitz 19x19 Elimination Tournament 2025-07-07 09:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260820T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-08-20T05:00:29.812565Z", "lead_time_seconds": 1800, "tournament_type": "elimination", 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"first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-03-25T13:31:08.086397Z", "ended": "2026-03-25T13:54:40.673327Z", "start_waiting": "2026-03-25T13:31:07.857790Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }
