Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5434
{ "count": 58852, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5435", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5433", "results": [ { "id": 6164, "name": "Masacre", "director": { "id": 84536, "username": "milo622", "country": "co", "icon": "https://user-uploads.online-go.com/7077830ca37826211efcc990439b3db9-64.png", "ratings": { "version": 5, "overall": { "rating": 1557.6009676307065, "deviation": 61.814078984268654, "volatility": 0.059948547161216226 } }, "ranking": 25.17571326395889, "professional": false, "ui_class": "" }, "description": "El nombre lo dice todo", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "time_control": "simple", "per_move": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 283, "name": "Colombia", "summary": "Bienvenidos", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 149, "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-64.png" }, "auto_start_on_max": true, "time_start": "2015-04-01T23:24:00Z", "players_start": 10, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 15, "analysis_enabled": true, "exclusivity": "open", "started": "2015-04-07T15:37:33.979897Z", "ended": "2019-06-07T17:31:37.718315Z", "start_waiting": "2015-04-07T15:37:33.437443Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-15.png", "player_count": 10, "ranked": true }, { "id": 60027, "name": "ბლიც ტურნირი", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "ორ წაგებაზე გავარდნა", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 1, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 1, "initial_time": 80, "max_time": 90 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - საქართველოს გოს ფედერაცია", "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 262, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-03T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-03T18:00:36.256280Z", "ended": "2020-05-03T18:11:33.703201Z", "start_waiting": "2020-05-03T18:00:36.134070Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 3, "ranked": true }, { "id": 25403, "name": "mgs go tournament 1", "director": { "id": 429385, "username": "DafterDDK", "country": "gb", "icon": "https://user-uploads.online-go.com/1d77432f97c66714f5815837a5c354f4-64.png", "ratings": { "version": 5, "overall": { "rating": 1404.9910796195627, "deviation": 63.69724474929248, "volatility": 0.060068973959441885 } }, "ranking": 22.78858150852906, "professional": false, "ui_class": "" }, "description": "the first group tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 56, "time_control_parameters": { "period_time": 50, "speed": "live", "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 10, "main_time": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1488, "name": "MGS Go Club", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2017-03-18T17:30:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-03-18T17:30:53.344330Z", "ended": "2017-03-18T18:38:35.991204Z", "start_waiting": "2017-03-18T17:30:52.712221Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 127233, "name": "egegeegeg", "director": { "id": 1751002, "username": "nahuel..randomm", "country": "uy", "icon": "https://secure.gravatar.com/avatar/ae7bcba2ea685d80fd055b70d34033d2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1261.1707102838477, "deviation": 82.47344759086381, "volatility": 0.06005080718905144 } }, "ranking": 20.28860076194968, "professional": false, "ui_class": "" }, "description": "fvdfvsfdvd", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "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": false, "group": { "id": 11320, "name": "Україна", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 25, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-04-07T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-07T17:00:14.193604Z", "ended": "2025-04-07T17:28:14.881395Z", "start_waiting": "2025-04-07T17:00:14.139448Z", "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": 4177, "name": "CGA Open Feb 9x9", "director": { "id": 33792, "username": "deleted-e8f64a4c-6d99-4c22-ae3c-aacdf16941a9", "country": "zz", "icon": "https://user-uploads.online-go.com/b40446e0ef59e0abf04f8ed9be5ca84b-64.png", "ratings": { "version": 5, "overall": { "rating": 1622.3831471314238, "deviation": 67.06012209323173, "volatility": 0.06060078427531681 } }, "ranking": 26.119060726576542, "professional": false, "ui_class": "" }, "description": "Come play like a Canadian!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 39, "name": "Canadian Go Players", "summary": "Canadian Go Association", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 557, "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png" }, "auto_start_on_max": true, "time_start": "2015-02-01T16:02:00Z", "players_start": 10, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-02-01T16:02:40.805388Z", "ended": "2019-06-07T17:31:35.870630Z", "start_waiting": "2015-02-01T16:02:40.025292Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png", "player_count": 13, "ranked": true }, { "id": 74515, "name": "Alan Turing Main 2017 Title Match - Board 1", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1995.719624534026, "deviation": 68.02965633278002, "volatility": 0.06015733969046198 } }, "ranking": 30.913623719446058, "professional": false, "ui_class": "supporter" }, "description": "<!-- \nAlan Turing Main 2017 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:orange\" href='https://online-go.com/user/view/64817/'>mark5000 [Alan Turing] x2</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>6th</td>\n\t<td style=\"color:orange\">Alan Turing</td>\n\t<td>Main</td>\n\t<td>2017</td>\n\t<td><a style=\"color:orange\" href='https://online-go.com/user/view/64817'>mark5000 [Alan Turing]</a></td>\n\t<td><a style=\"color:gray\" href='https://online-go.com/player/419331/RoyalLeela'>RoyalLeela [7d]</a></td>\n\t<td><a href='https://online-go.com/tournament/73964'>Board 1</a></td>\n\t<td><a href='https://online-go.com/tournament/73298'>Board 2</a></td>\n\t<td><a href='https://online-go.com/tournament/73299'>Board 3</a></td>\n\t<td><a href='https://online-go.com/tournament/73300'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/73301'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/27492'>Alan Turing Main Title Tournament 2017</a>\n\nNote:\n- Bots and use of AI are allowed in Alan Turing title tournaments.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "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": 2966, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-18T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-05-18T05:00:31.311748Z", "ended": "2021-06-06T01:44:52.695381Z", "start_waiting": "2021-05-18T05:00:31.136162Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 86581, "name": "26-2 5 -> 區思源\t\t6 -> 何家朗", "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": "26-2 5 -> 區思源\t\t6 -> 何家朗", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-02-26T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-02-26T08:39:40.484943Z", "ended": "2022-02-26T08:59:31.710767Z", "start_waiting": "2022-02-26T08:39:40.429436Z", "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": 133764, "name": "Handicap Arena 2025 - 087", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1120.0744366839263, "deviation": 63.65462468299386, "volatility": 0.06007243332582177 } }, "ranking": 17.541962522843974, "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": 101, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-29T09:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-29T08:22:14.870254Z", "ended": null, "start_waiting": "2025-10-29T08:22:14.208659Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 4643, "name": "fight in 19x19", "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": "long tournament", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 605200, "time_control_parameters": { "time_control": "fischer", "initial_time": 36000, "max_time": 604800, "time_increment": 604800 }, "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": 165, "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-64.png" }, "auto_start_on_max": false, "time_start": "2015-02-02T16:20:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2015-02-02T16:20:10.540248Z", "ended": "2015-02-19T10:30:01.492371Z", "start_waiting": "2015-02-02T16:20:10.462497Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/39a22b3e039c1dfce80ceebe3004d6ac-15.png", "player_count": 5, "ranked": true }, { "id": 48957, "name": "honinbo", "director": { "id": 633104, "username": "highergeometry", "country": "un", "icon": "https://user-uploads.online-go.com/4ffb3a0fc6be334877dd2dd1cda09d6d-64.png", "ratings": { "version": 5, "overall": { "rating": 1443.0961567692007, "deviation": 62.8347574845938, "volatility": 0.06000751259743097 } }, "ranking": 23.40807459500617, "professional": false, "ui_class": "" }, "description": "honinbo shusaku", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "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": 3707, "name": "Honinbo", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2019-06-01T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2019-06-01T17:54:03.044659Z", "ended": "2019-06-04T16:27:36.699159Z", "start_waiting": "2019-06-01T17:54:01.214624Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true } ] }
