Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=700
{ "count": 60281, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=701", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=699", "results": [ { "id": 131828, "name": "ELIMINATION The 2025 Go World Cup", "director": { "id": 1818077, "username": "时光和褚嬴呀", "country": "un", "icon": "https://secure.gravatar.com/avatar/65467471f69c780786a014ecc51b00f8?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1280.7668152670512, "deviation": 70.02115178516043, "volatility": 0.06014202671271932 } }, "ranking": 20.64554015405378, "professional": false, "ui_class": "" }, "description": "World Cup Let's Go", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 87768, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 172800, "max_time": 345600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8920, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2025-09-01T10:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-01T10:00:14.740391Z", "ended": "2026-01-28T09:58:51.947018Z", "start_waiting": "2025-09-01T10:00:14.607101Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 15, "ranked": true }, { "id": 135646, "name": "第六回ほたて会【ゆるめ部門】１", "director": { "id": 1609909, "username": "ほたて囲碁教室", "country": "jp", "icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png", "ratings": { "version": 5, "overall": { "rating": 652.7412618189767, "deviation": 127.46654126231485, "volatility": 0.06004845959415647 } }, "ranking": 5.041666221837165, "professional": false, "ui_class": "" }, "description": "日時：令和7年12月28日(日)16：00～17:00\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：【通信対局】で１局打つ\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 ※皆様のOGSの【通信対局】設定により変わります\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：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\nnem2 高知県 20級\n\nほたる 香川県 20級", "schedule": null, "title": null, "tournament_type": "elimination", "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": 15994, "name": "ほたてオンライン2", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 29, "icon": "https://user-uploads.online-go.com/d458889987f619cffbd015113b6a27ef-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": "2025-12-28T07:00:11.701369Z", "ended": "2025-12-28T07:16:14.421813Z", "start_waiting": "2025-12-28T07:00:11.658085Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/d458889987f619cffbd015113b6a27ef-15.png", "player_count": 2, "ranked": false }, { "id": 72849, "name": "GO WAR", "director": { "id": 750170, "username": "keixdggez", "country": "001", "icon": "https://user-uploads.online-go.com/0a3ec7b947dd7dbbb7d256d5732f4a62-64.png", "ratings": { "version": 5, "overall": { "rating": 1222.8137714598254, "deviation": 64.2164526140808, "volatility": 0.06035737450097156 } }, "ranking": 19.573593299140708, "professional": false, "ui_class": "" }, "description": "Go war", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 1, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "blitz", "pause_on_weekends": false, "main_time": 30, "period_time": 1, "periods": 1 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5986, "name": "Go ⚫️⚪️", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/58ad3a859eec25a817d03bd6755c3f55-64.png" }, "auto_start_on_max": false, "time_start": "2021-03-21T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-21T19:33:09.817456Z", "ended": "2021-03-21T19:41:15.213317Z", "start_waiting": "2021-03-21T19:33:09.670278Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/58ad3a859eec25a817d03bd6755c3f55-15.png", "player_count": 4, "ranked": true }, { "id": 48739, "name": "Fast Cor. 9x9 10player R-Robin. Starts when full. Jun'19fA", "director": { "id": 497519, "username": "Kosh-retired", "country": "_Lord_Howe_Island", "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.954785564748, "deviation": 61.40997215047312, "volatility": 0.060088015249815864 } }, "ranking": 25.432209892698047, "professional": false, "ui_class": "" }, "description": "---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie. :)\n\n- This is a ‘Fast 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(s) for your opponent (always with previous notice).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 259200 }, "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": 826, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": true, "time_start": "2019-06-10T12:59:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-06-15T02:05:39.777630Z", "ended": "2019-07-03T11:46:44.610668Z", "start_waiting": "2019-06-15T02:05:33.542714Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 93253, "name": "3 -> 余啟睿 4 -> 劉鍏浠", "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 -> 余啟睿\n4 -> 劉鍏浠", "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": 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": "2022-08-07T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-08-07T07:44:45.248254Z", "ended": "2022-08-07T08:19:04.457371Z", "start_waiting": "2022-08-07T07:44:45.187868Z", "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": 60044, "name": "Chez is da best", "director": { "id": 768436, "username": "WAFFLES IS CHEESE", "country": "ca", "icon": "https://user-uploads.online-go.com/ce20b4fc8b96e9f87d8bec9616d3ffe9-64.png", "ratings": { "version": 5, "overall": { "rating": 792.9804457819511, "deviation": 158.03677314184452, "volatility": 0.05999904879690806 } }, "ranking": 9.54706694973319, "professional": false, "ui_class": "" }, "description": "Cheese", "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": 5563, "name": "Chez is da best", "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": false, "time_start": "2020-05-04T02:44:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-05T06:51:07.378726Z", "ended": "2020-08-22T13:28:26.761993Z", "start_waiting": "2020-05-05T06:51:07.091386Z", "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": 42568, "name": "Fast Corresp. 9x9 \"Out-of-Ten\". Starts when full. Nov-'18C", "director": { "id": 497519, "username": "Kosh-retired", "country": "_Lord_Howe_Island", "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.954785564748, "deviation": 61.40997215047312, "volatility": 0.060088015249815864 } }, "ranking": 25.432209892698047, "professional": false, "ui_class": "" }, "description": "-STARTS WHEN FULL. - Does NOT pause on the weekend.\n\n-Just one round. Ten players, nine games, Chinese Rules\n\n-If this suits you then, Bonne Partie. :)\n\n-This is a ‘Fast 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).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2014, "name": "The Nines 9x9 ", "summary": "9x9 Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 378, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png" }, "auto_start_on_max": true, "time_start": "2018-11-12T12:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-11-12T02:46:34.593087Z", "ended": "2018-11-28T04:57:33.188103Z", "start_waiting": "2018-11-12T02:46:30.952847Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png", "player_count": 10, "ranked": true }, { "id": 74158, "name": "Honinbo Nines 2019 Title Match - Board 1", "director": { "id": 199065, "username": "Kuksu League", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "<!-- \nHoninbo Nines 2019 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/user/view/25584/'>arfn6 [Nines Honinbo] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>13th</td>\n\t<td style=\"color:red\">Honinbo</td>\n\t<td>Nines</td>\n\t<td>2019</td>\n\t<td><a href='https://online-go.com/player/43936/'>Sadaharu [5d]</a></td>\n\t<td><a href='https://online-go.com/player/209273/'>Baklan [7d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/74158'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/74159'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/74160'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/74161'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/74162'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/45529'>Honinbo Nines Title Tournament 2019</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2998, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-20T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-05-20T06:00:21.669337Z", "ended": "2021-06-14T09:42:21.450790Z", "start_waiting": "2021-05-20T06:00:21.597381Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 73464, "name": "Meijin Nines 2019 Title Match - Board 4", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1977.800562301596, "deviation": 68.1083551304572, "volatility": 0.06015841707970544 } }, "ranking": 30.704826943151655, "professional": false, "ui_class": "supporter" }, "description": "<!-- \nMeijin Nines 2019 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:green\" href='https://online-go.com/user/view/506026/'>smurph [Nines Meijin] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>12th</td>\n\t<td style=\"color:green\">Meijin</td>\n\t<td>Nines</td>\n\t<td>2019</td>\n\t<td><a href='https://online-go.com/player/43936'>Sadaharu [5d]</a></td>\n\t<td><a href='https://online-go.com/player/209273'>Baklan [6d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/32678474'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/32732157'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/32732187'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73464'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/73465'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/43368'>Meijin Nines Title Tournament 2019</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2998, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-09T03:32:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-04-09T03:32:02.434939Z", "ended": "2021-06-14T11:37:10.847473Z", "start_waiting": "2021-04-09T03:32:02.342896Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 125950, "name": "JORNADA 5 DE ENTRENAMIENTO DE GO AVANZADO PRIMAVERA 2025", "director": { "id": 798921, "username": "María Macedo", "country": "mx", "icon": "https://user-uploads.online-go.com/4df35b493e298fb3594992b02fea43f3-64.png", "ratings": { "version": 5, "overall": { "rating": 817.3044917836578, "deviation": 60.43507387969998, "volatility": 0.059412164495479314 } }, "ranking": 10.246501547988986, "professional": false, "ui_class": "" }, "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 37, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 4 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14953, "name": "Kanik", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 19, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-03-02T00:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2025-03-02T00:35:14.523520Z", "ended": "2025-03-02T00:50:52.740266Z", "start_waiting": "2025-03-02T00:35:14.493392Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
