Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1292
{ "count": 59432, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1293", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=1291", "results": [ { "id": 11633, "name": "Correspondence 9x9 RoundRobin 2015-10-16 01:00", "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:20260219T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-02-19T19:00:16.775082Z", 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6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260220T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-02-20T19:00:39.918278Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "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": "2026-02-23T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-12-11T19:00:50.887810Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-11T19:01:50.604240Z", "ended": null, "start_waiting": "2025-12-11T19:01:50.286095Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 4356, "name": "**S*E*M*E*S*T*E*R**", "director": { "id": 114073, "username": "elma.218", "country": "tr", "icon": "https://user-uploads.online-go.com/c451275c8b10a1d6c4052257d70c3cd1-64.png", "ratings": { "version": 5, "overall": { "rating": 1787.7450440536031, "deviation": 64.86830524553237, "volatility": 0.05997042542835535 } }, "ranking": 28.365974887281094, "professional": false, "ui_class": "" }, "description": ":) happy holiday in 19x19 (: auto handicap, :)", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 447, "name": "turkey go players team", "summary": "Kader Oyunu (the game of destiny)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 164, "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-64.png" }, "auto_start_on_max": true, "time_start": "2015-01-23T11:40:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 6, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2015-01-23T11:40:44.156360Z", "ended": "2016-05-11T07:26:43.743261Z", "start_waiting": "2015-01-23T11:40:43.856327Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-15.png", "player_count": 18, "ranked": true }, { "id": 94183, "name": "1 -> 余丞浚 2 -> 黃星瑩Chole", "director": { "id": 818416, "username": "傳碁學園", "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": "1 -> 余丞浚\n2 -> 黃星瑩Chole", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7530, "name": "傳碁 D班", "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": "2022-09-02T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-09-02T06:47:43.471219Z", "ended": "2022-09-02T07:00:52.993666Z", "start_waiting": "2022-09-02T06:47:43.397938Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 25209, "name": "Hall of Heroes", "director": { "id": 429250, "username": "william99991111", "country": "un", "icon": "https://secure.gravatar.com/avatar/a6ab0a00b600ee59139022c46c7c7993?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1245.1830815535957, "deviation": 93.77555498018063, "volatility": 0.0600150363599023 } }, "ranking": 19.99325648425241, "professional": false, "ui_class": "" }, "description": "the start of my creations, ranking go players from beginner class to intermediate!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 50, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 3600, "max_time": 3600, "time_increment": 10, "speed": "live" }, "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. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17810, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2017-06-01T01:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2017-06-01T01:00:08.811789Z", "ended": "2017-06-01T05:11:25.992454Z", "start_waiting": "2017-06-01T01:00:08.177667Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 9, "ranked": true }, { "id": 135479, "name": "TOURNAtm", "director": { "id": 1919171, "username": "lth2004s", "country": "un", "icon": "https://secure.gravatar.com/avatar/9d9ee1e0dfa57e1ee52cadc19c20cae6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 100.0, "deviation": 341.32923925202755, "volatility": 0.06003698121734671 } }, "ranking": 5, "professional": false, "ui_class": "provisional" }, "description": "fdafas", "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": true, "group": { "id": 15996, "name": "KTS 1701", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-12-18T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": null, "ended": null, "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 93930, "name": "Inter-group Tournament SSS 2022", "director": { "id": 1058430, "username": "20058", "country": "cn", "icon": "https://user-uploads.online-go.com/6e0005385f4f5085639a25483dd6adfe-64.png", "ratings": { "version": 5, "overall": { "rating": 1975.3292772258706, "deviation": 61.21047250138798, "volatility": 0.05991876302669024 } }, "ranking": 30.6758826588614, "professional": false, "ui_class": "" }, "description": "Inter-group Tournament SSS 2022. \ntwo players of each group \nfinish all the games in the next week.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 89280, "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": 11864, "name": "Weiqi Project, Shanghai Summer School", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-64.png" }, "auto_start_on_max": true, "time_start": "2022-09-01T11:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "group", "started": "2022-09-01T10:53:00.511539Z", "ended": "2023-06-10T06:58:05.094776Z", "start_waiting": "2022-09-01T10:53:00.088719Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-15.png", "player_count": 12, "ranked": true }, { "id": 101150, "name": "15 mart anlık turnuva", "director": { "id": 1007595, "username": "K_merito", "country": "tr", "icon": "https://secure.gravatar.com/avatar/02cd6847aa9937cee805a17401ff33ff?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 986.7702436100263, "deviation": 70.20293772304355, "volatility": 0.060016927720197434 } }, "ranking": 14.608552090228459, "professional": false, "ui_class": "" }, "description": "kendi aramızda anlık turnuva", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 50, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10852, "name": "JKET Go Kulübü", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-03-15T18:43:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-03-15T18:43:29.700701Z", "ended": "2023-03-15T18:47:34.778957Z", "start_waiting": "2023-03-15T18:43:29.163937Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 96168, "name": "2 -> 陳琛悠 3 -> 吳承軒", "director": { "id": 1230466, "username": "jaydenng0104", "country": "un", "icon": "https://secure.gravatar.com/avatar/e712d3198c7fed8096af8692edce48d6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1124.856910470232, "deviation": 137.54915089288363, "volatility": 0.05999603571517369 } }, "ranking": 17.640597553069643, "professional": false, "ui_class": "" 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"2022-10-29T02:52:28.579152Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 96674, "name": "Pokemon Battle 🏆🗡🏹", "director": { "id": 1119615, "username": "RainZhang", "country": "_Starfleet", "icon": "https://user-uploads.online-go.com/0bbeec146196b64049475b7855e2ba5a-64.png", "ratings": { "version": 5, "overall": { "rating": 919.5598350480423, "deviation": 65.58704024452855, "volatility": 0.060022263508483394 } }, "ranking": 12.975502142256941, "professional": false, "ui_class": "" }, "description": "Blitz tournament 9×9", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 12512, "name": "Pokemon OGS", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://user-uploads.online-go.com/7e43fe80ff2817783716ee3a42041a31-64.png" }, "auto_start_on_max": true, "time_start": "2022-11-11T19:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-12-06T00:17:57.511597Z", "ended": "2023-01-17T23:22:04.578522Z", "start_waiting": "2022-12-06T00:17:57.416209Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7e43fe80ff2817783716ee3a42041a31-15.png", "player_count": 3, "ranked": true } ] }
