Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=max_ranking&page=5209
{ "count": 59926, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5210", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5208", "results": [ { "id": 67701, "name": "arbol", "director": { "id": 697833, "username": "ZNDRO", "country": "mx", "icon": "https://user-uploads.online-go.com/50018c257d257e390fbdf3eb10cda981-64.png", "ratings": { "version": 5, "overall": { "rating": 861.7192264645166, "deviation": 61.97693153084434, "volatility": 0.06003542399541154 } }, "ranking": 11.471548012782334, "professional": false, "ui_class": "" }, "description": "conejo", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6926, "name": "arbol", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://user-uploads.online-go.com/beddd7f70921becbeb05e73ea2ed7f20-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-11T17:19:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-11-11T17:19:27.053553Z", "ended": "2020-11-11T18:14:41.675717Z", "start_waiting": "2020-11-11T17:19:26.494259Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beddd7f70921becbeb05e73ea2ed7f20-15.png", "player_count": 12, "ranked": true }, { "id": 104007, "name": "Den Hellige Konkurranse", "director": { "id": 1360469, "username": "KublaiKhan", "country": "mn", "icon": "https://user-uploads.online-go.com/80997f90d522c2260b7ab29a1f0842d0-64.png", "ratings": { "version": 5, "overall": { "rating": 617.2529225671524, "deviation": 84.26728717961207, "volatility": 0.06001935381007038 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "ny ekte konkurranse", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 14, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "blitz", "pause_on_weekends": false, "main_time": 120, "period_time": 10, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13309, "name": "1STA Valler videregående skole", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 25, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-06-05T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-06-05T08:59:45.334420Z", "ended": "2023-06-05T09:27:45.775754Z", "start_waiting": "2023-06-05T08:59:45.054769Z", "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": 60435, "name": "9x9 Correspondence Round Robin", "director": { "id": 747694, "username": "kingkaio", "country": "ua", "icon": "https://user-uploads.online-go.com/153fb07f8ce9121e748b2e51172936d2-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.6804695413712, "deviation": 62.48738706337885, "volatility": 0.06012577810744558 } }, "ranking": 18.505561177652012, "professional": false, "ui_class": "" }, "description": "Tournament for anybody", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5683, "name": "Tournaments Group", "summary": "A group for people who like tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 66, "icon": "https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-12T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-13T19:01:46.160744Z", "ended": "2020-05-28T16:50:24.409327Z", "start_waiting": "2020-05-13T19:01:45.372277Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/905cdf0c41d571282428b5d769b638c3-15.png", "player_count": 4, "ranked": true }, { "id": 85613, "name": "19x19 Double Elimination🦎", "director": { "id": 584481, "username": "Mulsiphix", "country": "us", "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png", "ratings": { "version": 5, "overall": { "rating": 1723.508332937557, "deviation": 67.30621035483453, "volatility": 0.06024145341136911 } }, "ranking": 27.51884388340188, "professional": false, "ui_class": "supporter" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Humdrum Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 592, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-26T02:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-13T20:54:49.568107Z", "ended": "2023-05-05T16:59:34.896195Z", "start_waiting": "2022-09-13T20:54:49.393035Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 43151, "name": "UMD Go Club Dec Correspondance", "director": { "id": 320336, "username": "bhloalcek", "country": "_Pirate", "icon": "https://secure.gravatar.com/avatar/48555371a35d8aff64ada614238ff740?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1561.2394288827013, "deviation": 61.876675625311236, "volatility": 0.05988609320904633 } }, "ranking": 25.229727195732767, "professional": false, "ui_class": "" }, "description": "We try double elim this time! play faster guys", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2821, "name": "UMD go club", "summary": "go club at the University of Maryland, College Park", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 34, "icon": "https://user-uploads.online-go.com/2ecaf6357b0b70c10ef967a7824194f5-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-02T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-12-02T04:00:34.199690Z", "ended": "2020-05-22T14:09:20.841532Z", "start_waiting": "2018-12-02T04:00:33.074649Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2ecaf6357b0b70c10ef967a7824194f5-15.png", "player_count": 7, "ranked": true }, { "id": 131066, "name": "Handicap Arena 2025 - 064", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1063.4366131416962, "deviation": 65.25688307635741, "volatility": 0.06005781500152156 } }, "ranking": 16.34072308264766, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 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": "2025-08-08T10:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-06T16:53:28.700422Z", "ended": "2026-01-15T00:55:25.152902Z", "start_waiting": "2025-08-06T16:53:28.526102Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 138975, "name": "第９期かおり杯名人戦初級中級リーグ（-3k）", "director": { "id": 687819, "username": "site_tmp", "country": "un", "icon": "https://secure.gravatar.com/avatar/c0dc1d7bd3ca7246ad298f30213416f4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "このトーナメントは下記の方が参加予定です。\n\nThis tournament have already been “reserved” for members listed below. \n\nBuzzerBeaterさん、alemitraniさん、pecoさん、kakethugiさん、s578gz589さん、Sen2026さん", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 297, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-11T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2026-04-11T11:00:34.852825Z", "ended": null, "start_waiting": "2026-04-11T11:00:34.405072Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 6, "ranked": true }, { "id": 87207, "name": "7 -> 錢尚鋒9 -> 馮子宸", "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": "7 -> 錢尚鋒9 -> 馮子宸", "schedule": null, "title": null, "tournament_type": "elimination", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-03-13T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-03-13T03:50:05.405301Z", "ended": "2022-03-13T03:55:15.497862Z", "start_waiting": "2022-03-13T03:50:05.357774Z", "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": 88372, "name": "Live 9x9 Swiss Tournament 2022-04-08 1.00 Am.", "director": { "id": 1041773, "username": "deleted-676e5bcb-8aba-4c07-b4db-79a152518265", "country": "th", "icon": "https://user-uploads.online-go.com/d600074ff538de929122aadaf76dd14b-64.png", "ratings": { "version": 5, "overall": { "rating": 687.7674598225775, "deviation": 62.79622213694344, "volatility": 0.05985580166850275 } }, "ranking": 6.25171592515502, "professional": false, "ui_class": "" }, "description": "You can joined if you want", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 53, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 50, "periods": 11 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11532, "name": "Tournaments (Hikaru no Go) Group™️", "summary": "Welcome You can joined tournaments in this group\nยินดีต้อนรับคุณสามารถทัวร์นาเม็นในกลุ่มนี้ได้", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 62, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-64.png" }, "auto_start_on_max": true, "time_start": "2022-04-08T18:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-08T18:00:25.366500Z", "ended": "2022-04-08T18:43:17.769154Z", "start_waiting": "2022-04-08T18:00:25.248498Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-15.png", "player_count": 4, "ranked": true }, { "id": 102917, "name": "9x9 Open League #68", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1330.2711249426502, "deviation": 70.687919318638, "volatility": 0.06020951115102012 } }, "ranking": 21.523476166031028, "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/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": false, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 706, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-28T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-24T23:41:12.751175Z", "ended": "2023-08-10T06:00:48.546192Z", "start_waiting": "2023-05-24T23:41:12.132168Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true } ] }
