Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=1245
{ "count": 60569, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=1246", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=1244", "results": [ { "id": 135848, "name": "Handicap Arena 2025 - 105", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1087.2892518127487, "deviation": 64.08631475228954, "volatility": 0.06006996520595348 } }, "ranking": 16.85423457708074, "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": "2025-12-31T16:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T15:05:03.946948Z", "ended": "2026-06-09T17:02:06.803894Z", "start_waiting": "2025-12-31T15:05:03.104153Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 85703, "name": "Games 9х9", "director": { "id": 815616, "username": "Владислав Винокуров", "country": "ru", "icon": "https://user-uploads.online-go.com/5fdad6222692d66211e57ebba8fcac39-64.png", "ratings": { "version": 5, "overall": { "rating": 1780.3382343970634, "deviation": 66.16059223360482, "volatility": 0.0600827653311513 } }, "ranking": 28.26986284254334, "professional": false, "ui_class": "" }, "description": "-----------", "schedule": null, "title": null, "tournament_type": "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": 1800, "period_time": 30, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8062, "name": "Любители игры го", "summary": "Здесь я провожу разные турниры, рад новым участникам.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-24T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2022-02-24T14:00:24.962088Z", "ended": "2022-02-24T16:39:39.665607Z", "start_waiting": "2022-02-24T14:00:24.728462Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/41d4de775268389735423350fdd3b100-15.png", "player_count": 16, "ranked": true }, { "id": 66471, "name": "The 1st bibalive twitch sub tournament!", "director": { "id": 704530, "username": "Blackie_BIBA", "country": "kr", "icon": "https://secure.gravatar.com/avatar/87fc7a94d536ef08306178ced0a7a1bc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2332.6709507929986, "deviation": 288.26147001988835, "volatility": 0.06001492546187735 } }, "ranking": 45, "professional": true, "ui_class": "professional" }, "description": "Subscriber tournament for twitch.tv/bibalive", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "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": 6952, "name": "bibalive subscribers group", "summary": "This is a group for subscribers to twitch.tv/bibalive", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 25, "icon": "https://user-uploads.online-go.com/cf9ba5fe210a3b78789d37604e5f6f1b-64.png" }, "auto_start_on_max": false, "time_start": "2020-10-10T15:00:00Z", "players_start": 16, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2020-10-10T15:04:30.922787Z", "ended": "2020-10-10T18:58:24.285871Z", "start_waiting": "2020-10-10T15:04:30.544116Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cf9ba5fe210a3b78789d37604e5f6f1b-15.png", "player_count": 11, "ranked": true }, { "id": 135515, "name": "第六回ほたて会[第二回寒風戦]二桁級リーグ", "director": { "id": 1921641, "username": "ほたて囲碁教室2", "country": "jp", "icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png", "ratings": { "version": 5, "overall": { "rating": 1648.1872312068342, "deviation": 212.65024876044697, "volatility": 0.06000191323416651 } }, "ranking": 26.48436516754482, "professional": false, "ui_class": "provisional" }, "description": "日時：令和7年12月28日(日)16：00～20：00\n\n※20：00には終了できますようご協力お願い致します\n\n対局開始方法：お時間になりますと、自動で対局が開始されます。OGSを開いてお待ち下さい。\n\n対局方法：総当たり戦（同時対局）\n\n※全ての対局をまんべんなく打ち進めて頂くようご協力をお願いいたします\n\n着手方法：盤面ワンクリックで着手（打ち間違いに気をつけて下さい）or 盤面に石を打って画面右上のユーザー名下にある「着手決定」をクリック\n※皆様のOGSの【通信対局】設定により変わります\n\n※着手すると【自動で自分の手番の他の対局画面に切り替わります】。もし、切り替わらない場合は、【ホーム画面】に戻り、対局一覧から自分の手番の対局を選択するか、画面右上のベルマーク(青色か緑色になっており、右に数字の吹き出しがある)をクリックすると、自分の手番の対局画面に移動します。こちらもOGSの設定で変更可能です。\n\nzoom：使用しません\n\n飲食：自由\n\n対局中に席を離れても大丈夫です\n\n解散方法：全ての対局が終わり次第、各自終了です\n\n結果：この画面に表示されます and ほたて先生から報告します。\n\n↓↓このリーグの参加者は↓↓\n\nm_tzr 香川県 10級\n\nMikebo02 香川県 10級\n\nみめまる 香川県 14級\n\nshousei 香川県 17級\n\nshinonono 香川県 19級", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 4787, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 15290, "name": "ほたてオンライン", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 46, "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-28T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-12-28T07:00:12.168484Z", "ended": "2025-12-28T10:15:01.883414Z", "start_waiting": "2025-12-28T07:00:12.042034Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-15.png", "player_count": 5, "ranked": true }, { "id": 87627, "name": "Wertysdf&gg", "director": { "id": 1121271, "username": "PK2W26", "country": "un", "icon": "https://user-uploads.online-go.com/b57070e1211ceaa4be673761470a4d14-64.png", "ratings": { "version": 5, "overall": { "rating": 772.6697317769494, "deviation": 108.72370796882142, "volatility": 0.059996742620771246 } }, "ranking": 8.946397125733759, "professional": false, "ui_class": "" }, "description": "You can do what if you want", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 98880, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 1123200, "max_time": 1123200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11411, "name": "Eye Level Peace", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-03-22T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-25T22:33:11.205144Z", "ended": "2023-05-01T23:18:29.832180Z", "start_waiting": "2022-09-25T22:33:10.930845Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 79172, "name": "19x19 D.E. 08/21/2021🦕", "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 ‘Daredevil 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": 59520, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 57600, "initial_time": 172800, "max_time": 259200 }, "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": "2021-08-29T01:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-29T20:01:36.251714Z", "ended": "2022-01-20T09:24:24.596786Z", "start_waiting": "2021-08-29T20:01:35.800405Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 42359, "name": "Small (9X9)", "director": { "id": 584305, "username": "ประเทศกูมี", "country": "th", "icon": "https://user-uploads.online-go.com/18969ae6fbfbb401890bba701dc54019-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.5543835560698, "deviation": 85.72707973661161, "volatility": 0.05999735159466658 } }, "ranking": 18.503061308691343, "professional": false, "ui_class": "" }, "description": "It's just a random tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 222, "name": "Low-Rating 30k's", "summary": "A group so low-rating 30k's can find each other, play against each other, and beat each other. Everyone deserves an approximately 50/50 win rate.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 279, "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-64.png" }, "auto_start_on_max": true, "time_start": "2018-10-31T17:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-10-31T23:12:53.262256Z", "ended": "2018-11-21T18:33:53.243719Z", "start_waiting": "2018-10-31T23:12:52.898991Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png", "player_count": 4, "ranked": true }, { "id": 63214, "name": "yu kiat VS Shin Lu", "director": { "id": 756229, "username": "mrrabbuit", "country": "sg", "icon": "https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png", "ratings": { "version": 5, "overall": { "rating": 1348.0847977490964, "deviation": 156.13884872211037, "volatility": 0.05999992557636363 } }, "ranking": 21.831420754602473, "professional": false, "ui_class": "" }, "description": "17/7/2020", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 5118, "name": "SP Weiqi 2020/2021", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png" }, "auto_start_on_max": true, "time_start": "2020-07-17T12:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-07-17T10:54:47.460234Z", "ended": "2020-07-21T12:25:47.797138Z", "start_waiting": "2020-07-17T10:54:47.360256Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 74679, "name": "turnuva turnuva turnuva turnuva turnuva turnuva turnuva turnuva turnuva turnuva turnuva", "director": { "id": 737832, "username": "EmReoyunda", "country": "tr", "icon": "https://user-uploads.online-go.com/eb4636f1f1f44a1fac12743673ae97e3-64.png", "ratings": { "version": 5, "overall": { "rating": 1030.4865427392504, "deviation": 125.38124983439549, "volatility": 0.05999322630783268 } }, "ranking": 15.612084021701845, "professional": false, "ui_class": "" }, "description": "turnuca", "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": 8870, "name": "Basic Online Go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/4b6753b26c82517e76ac0587ceda6a62-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-02T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-02T16:58:11.294208Z", "ended": "2022-02-17T10:11:58.964765Z", "start_waiting": "2021-05-02T16:58:11.151905Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4b6753b26c82517e76ac0587ceda6a62-15.png", "player_count": 4, "ranked": true }, { "id": 118756, "name": "19x19 Correspondence Double Elimination", "director": { "id": 921893, "username": "nikila", "country": "un", "icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1601.2919263122153, "deviation": 66.52017130138233, "volatility": 0.06017707086875492 } }, "ranking": 25.816133962678784, "professional": false, "ui_class": "" }, "description": "19x19 correspondence double elimination", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14384, "name": "nikila", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-08-17T10:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-08-17T10:00:10.378311Z", "ended": "2025-08-11T01:47:00.261421Z", "start_waiting": "2024-08-17T10:00:10.266664Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true } ] }
