Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=346
{ "count": 59082, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=347", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=345", "results": [ { "id": 44354, "name": "June ,Michigan G.P.", "director": { "id": 467165, "username": "MummRa", "country": "us", "icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png", "ratings": { "version": 5, "overall": { "rating": 1247.96548084978, "deviation": 64.85752922715939, "volatility": 0.06002061271498367 } }, "ranking": 20.044928150690506, "professional": false, "ui_class": "" }, "description": "Winners of monthly tournaments will be invited to yearly championship game", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 26880, "time_control_parameters": { "total_time": 2419200, "time_control": "absolute", "speed": "correspondence", "system": "absolute", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": true, "group": { "id": 306, "name": "Michigan Go Players", "summary": "For Players from all over Michigan", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-06-14T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2019-06-14T13:00:22.326589Z", "ended": "2019-10-07T00:11:10.457490Z", "start_waiting": "2019-06-14T13:00:20.452633Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 138447, "name": "Los 33 GOorientales", "director": { "id": 799587, "username": "Heli", "country": "uy", "icon": "https://user-uploads.online-go.com/fd166ea8bbce12b6f572d1154b880375-64.png", "ratings": { "version": 5, "overall": { "rating": 1155.4439444075492, "deviation": 64.97270230581684, "volatility": 0.05993132710441181 } }, "ranking": 18.261684289323266, "professional": false, "ui_class": "" }, "description": "Los 33 orientales se pusieron a jugar al GO en su barca", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 175535, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 345600, "period_time": 172800, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15893, "name": "Eragon", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/3e3db92797c55bb76a8b14db0295879c-64.png" }, "auto_start_on_max": true, "time_start": "2026-04-04T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/3e3db92797c55bb76a8b14db0295879c-15.png", "player_count": 4, "ranked": true }, { "id": 131562, "name": "Houston Go Club - Round Robin Correspondence Tournament", "director": { "id": 473476, "username": "ajiadjuster", "country": "us", "icon": "https://user-uploads.online-go.com/ebb423553f55ca1ecf44905005fd586b-64.png", "ratings": { "version": 5, "overall": { "rating": 1886.9598995848182, "deviation": 69.41060089332123, "volatility": 0.05981262866327778 } }, "ranking": 29.616351333129803, "professional": false, "ui_class": "supporter" }, "description": "Everyone plays everyone once, simultaneously. (If the tournament is full with 8 players, each individual will have 7 simultaneous games.)\n\n***Tournament starts when full***", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 44568, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 43200, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1274, "name": "Houston Go Club", "summary": "Playing go online and at real boards in Houston, Texas.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 75, "icon": "https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-01T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-10-01T17:00:49.197054Z", "ended": "2025-11-03T19:51:05.056923Z", "start_waiting": "2025-10-01T17:00:49.013073Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-15.png", "player_count": 5, "ranked": true }, { "id": 95902, "name": "3 -> 原彩宸 4 -> 朱雋銘", "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": "3 -> 原彩宸\n4 -> 朱雋銘", "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": "2022-10-21T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-10-21T06:45:31.227330Z", "ended": "2022-10-21T07:12:29.791733Z", "start_waiting": "2022-10-21T06:45:31.171696Z", "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": 72727, "name": "Greg's May 2021 9x9", "director": { "id": 839774, "username": "greg556", "country": "us", "icon": "https://secure.gravatar.com/avatar/ab22c240c07a79025a1565e22698dd21?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1352.355170779992, "deviation": 65.78171266435913, "volatility": 0.06010244192669599 } }, "ranking": 21.90463787420026, "professional": false, "ui_class": "" }, "description": "May Swiss, strength and strength.\n\nVacation and pauses not allowed, at discretion of director.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 22560, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 7162, "name": "Greg's Tournament Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 13, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-05-01T17:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-01T17:00:08.161636Z", "ended": "2021-06-21T01:39:52.240852Z", "start_waiting": "2021-05-01T17:00:07.734673Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 16, "ranked": true }, { "id": 77498, "name": "fdsgfdsg", "director": { "id": 1023102, "username": "scps00", "country": "un", "icon": "https://secure.gravatar.com/avatar/6d44cde2d6b20aba8e2a8b5951f5cdfd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1304.2918227457508, "deviation": 240.12621952785298, "volatility": 0.05999840599104936 } }, "ranking": 21.066899228852943, "professional": false, "ui_class": "provisional" }, "description": "dfgdfsgdsfg", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 9648, "name": "SCPS4D", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-07-14T04:11:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-14T04:11:06.973513Z", "ended": "2021-07-17T12:50:40.147698Z", "start_waiting": "2021-07-14T04:11:06.921005Z", "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": 122202, "name": "13x13 New Zealand Handicap D.E. #11", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "nz", "time_per_move": 90782, "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 81, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2024-12-14T04:13:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-11T19:26:04.392067Z", "ended": "2025-08-13T04:11:29.785406Z", "start_waiting": "2024-12-11T19:26:04.217951Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true }, { "id": 74179, "name": "Partidas para 2DO", "director": { "id": 607938, "username": "kido.go.baduk", "country": "mx", "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png", "ratings": { "version": 5, "overall": { "rating": 737.7046137263186, "deviation": 68.20913185753804, "volatility": 0.06058593027435129 } }, "ranking": 7.874362062534066, "professional": false, "ui_class": "" }, "description": "vamoooo", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 23, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 20, "periods": 4 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5581, "name": "Colegio Serapio Rendón // Kinder - Primaria", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 200, "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-20T14:11:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-04-20T14:11:41.908263Z", "ended": "2021-04-20T14:59:35.848040Z", "start_waiting": "2021-04-20T14:11:41.572184Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png", "player_count": 10, "ranked": true }, { "id": 74105, "name": "Fast Correspondence 2021-04-26", "director": { "id": 784, "username": "mlopezviedma", "country": "ar", "icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1549.3067567557982, "deviation": 62.35310715568795, "volatility": 0.05973738298831722 } }, "ranking": 25.052110341098295, "professional": false, "ui_class": "supporter moderator" }, "description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 30720, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 820, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-26T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-26T00:00:14.413509Z", "ended": "2021-07-02T10:29:28.312639Z", "start_waiting": "2021-04-26T00:00:13.255241Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 124997, "name": "13x13 Open D.E. Cup #61", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1389.6325189261952, "deviation": 68.8991690206464, "volatility": 0.06017421115621312 } }, "ranking": 22.534125588309536, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "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": "2025-02-23T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-23T15:57:55.577111Z", "ended": "2026-03-19T14:35:50.427812Z", "start_waiting": "2025-02-23T15:57:55.471216Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true } ] }
