Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=419
{ "count": 60838, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=420", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=418", "results": [ { "id": 138219, "name": "Correspondence 9x9 RoundRobin 2026-03-13 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260827T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-08-27T19:00:25.478059Z", 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"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": "2021-04-16T19:00:48.273648Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-16T19:01:48.720739Z", "ended": "2021-05-27T13:40:46.449256Z", "start_waiting": "2021-04-16T19:01:48.187420Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 111784, "name": "festival", "director": { "id": 1053160, "username": "Hugo2015", "country": "cn", "icon": "https://secure.gravatar.com/avatar/d64c04b3a494f6552609d5608aea189d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 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"slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-03-27T13:30:01.023028Z", "ended": "2024-08-25T12:36:25.193424Z", "start_waiting": "2024-03-27T13:30:00.822503Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6ea883d4959c6e13816367dbbb68f852-15.png", "player_count": 11, "ranked": true }, { "id": 139419, "name": "vdln-torneo", "director": { "id": 1778652, "username": "jos3_G26", "country": "gt", "icon": "https://user-uploads.online-go.com/6cacdd504354e16bbe3f357222e0c5e5-64.png", "ratings": { "version": 5, "overall": { "rating": 1035.2729483176206, "deviation": 61.923533835116494, "volatility": 0.060076429009929565 } }, "ranking": 15.719362228974912, "professional": false, "ui_class": "" }, "description": "solo de villa", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 87084, 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The purpose of this group is for you guys to have fun, to learn and to gain experience. If you wish you can create reviews, you can share a game, or a impressive move you made.ð\n\nI am", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 26, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-19T02:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-19T01:46:25.327416Z", "ended": "2026-07-23T07:51:03.730970Z", "start_waiting": "2026-04-19T01:46:25.100465Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d468da67c2a39fd37f4de966ee5820ea-15.png", "player_count": 10, "ranked": true }, { "id": 71027, "name": "æ段ãªãŒã°ïŒå段以äžïŒ", "director": { "id": 776731, "username": "AYAMI.S", "country": "un", "icon": 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 9, "ranked": true }, { "id": 102830, "name": "please join", "director": { "id": 1333360, "username": "1wuryd", "country": "cn", "icon": "https://user-uploads.online-go.com/09df0c62018124939bfa3b81283f554c-64.png", "ratings": { "version": 5, "overall": { "rating": 1127.6000700937311, "deviation": 162.59080438930707, "volatility": 0.0600029206577095 } }, "ranking": 17.696984136456305, "professional": false, "ui_class": "provisional" }, "description": "a tournament.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", 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"max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-09T15:10:49.815916Z", "ended": "2024-02-09T15:30:03.805963Z", "start_waiting": "2024-02-09T15:10:49.735205Z", "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": 71053, "name": "2æ6æ¥ äžåDç", "director": { "id": 818416, "username": "å³ç¢åžå", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "2æ6æ¥ äžåDç", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 18, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 15, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7530, "name": "å³ç¢ Dç", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-02-06T03:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-02-06T02:49:33.844299Z", "ended": "2021-02-06T03:13:48.140838Z", "start_waiting": "2021-02-06T02:49:33.770701Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 74071, "name": "Great tournament", "director": { "id": 910029, "username": "yeong ha ko", "country": "fr", "icon": "https://user-uploads.online-go.com/0456aecb47ecd3a87457e7b4e1acc1a9-64.png", "ratings": { "version": 5, "overall": { "rating": 1732.4568994457843, "deviation": 71.3527930233796, "volatility": 0.06075833324406251 } }, "ranking": 27.638729220033547, "professional": false, "ui_class": "" }, "description": "aawerth", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 10, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-04-18T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-18T12:37:34.998479Z", "ended": "2021-04-18T12:42:42.536049Z", "start_waiting": "2021-04-18T12:37:34.746520Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
