Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=110
{ "count": 58929, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=111", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=109", "results": [ { "id": 133749, "name": "19x19 Open D.E. Cup #140", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1401.2370598298708, "deviation": 70.20323760077024, "volatility": 0.060178801801105894 } }, "ranking": 22.72664384298382, "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": 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": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 67, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-02T22:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-28T21:44:01.031142Z", "ended": null, "start_waiting": "2025-10-28T21:44:00.884977Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 102433, "name": "余丞浚 蔡智宇", "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": "余丞浚 蔡智宇", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 45, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1500, "period_time": 20, "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": "2023-04-21T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-04-21T07:53:28.650786Z", "ended": "2023-04-21T08:27:42.947786Z", "start_waiting": "2023-04-21T07:53:28.603283Z", "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": 61937, "name": "Honinbo Main 2016 Title Match - Board 5", "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 Main 2016 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/user/view/43936/'>Sadaharu [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>Year</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>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>10th</td>\n\t<td>2016</td>\n\t<td style=\"color:red\">Honinbo</td>\n\t<td>Main</td>\n\t<td><a style=\"color:red\" href='https://online-go.com/user/view/43936/Sadaharu'>Sadaharu [Honinbo]</a></td>\n\t<td><a href='https://online-go.com/player/153042/meteor'>meteor (1d)</a></td>\n\t<td><a href='https://online-go.com/tournament/61811'>Board 1</a></td>\n\t<td><a href='https://online-go.com/tournament/61934'>Board 2</a></td>\n\t<td><a href='https://online-go.com/tournament/61935'>Board 3</a></td>\n\t<td><a href='https://online-go.com/tournament/61936'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/61937'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/15379'>Honinbo Main Title Tournament 2016</a>", "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": 2968, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-16T03:40:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-06-16T03:40:05.676059Z", "ended": "2020-08-20T05:44:53.820016Z", "start_waiting": "2020-06-16T03:40:05.449373Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true }, { "id": 76619, "name": "6TO partidas de GO", "director": { "id": 88120, "username": "satoshi84", "country": "mx", "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png", "ratings": { "version": 5, "overall": { "rating": 1136.7959829193692, "deviation": 78.40429708623937, "volatility": 0.06016044531576248 } }, "ranking": 17.885013568829635, "professional": false, "ui_class": "" }, "description": "partidas de go", "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": 3 }, "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": "2021-06-22T15:10:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-22T15:10:30.671406Z", "ended": "2021-06-22T15:58:02.325788Z", "start_waiting": "2021-06-22T15:10:30.461743Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png", "player_count": 8, "ranked": true }, { "id": 126344, "name": "Kata_web Initial Tryout", "director": { "id": 1385471, "username": "changcheng6541", "country": "cn", "icon": "https://user-uploads.online-go.com/1227b6b65ee93a963ef1738884fa8c8e-64.png", "ratings": { "version": 5, "overall": { "rating": 1106.178593637233, "deviation": 86.05012077415248, "volatility": 0.06004438086150537 } }, "ranking": 17.252963078549588, "professional": false, "ui_class": "" }, "description": "Kata_web Initial Tryout", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12594, "name": "Doulet Media", "summary": "This is one of the Bot that allows Bots and welcome Bots because we developed bots and test them in here. Feel free to challenge Kata_web, our newest AI and welcome to join our ladders and tournaments and they all allow bots. -changcheng6541/Doulet Media", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 1938, "icon": "https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-64.png" }, "auto_start_on_max": false, "time_start": "2025-03-13T23:05:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-13T23:05:16.284020Z", "ended": "2025-03-13T23:12:58.559536Z", "start_waiting": "2025-03-13T23:05:16.234488Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-15.png", "player_count": 2, "ranked": true }, { "id": 66147, "name": "OGS Italian Group 9x9 DDK Tournament", "director": { "id": 831057, "username": "dtosti", "country": "it", "icon": "https://secure.gravatar.com/avatar/eed363944d56b9f99263a8652fac2b6c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 741.1423857643122, "deviation": 68.22805153993532, "volatility": 0.0600296864572758 } }, "ranking": 7.981992623454792, "professional": false, "ui_class": "" }, "description": "Torneo per principianti, regole cinesi", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 710, "name": "Italian Group", "summary": "Questo è un gruppo creato per raccogliere tutti i giocatori italiani 😜", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 274, "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-64.png" }, "auto_start_on_max": true, "time_start": "2020-10-02T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-10-02T18:36:39.808405Z", "ended": "2020-10-08T20:07:13.947331Z", "start_waiting": "2020-10-02T18:36:39.313034Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/b25a2f6a1c298402adb7a561be5719ff-15.png", "player_count": 4, "ranked": true }, { "id": 106773, "name": "Go ^^", "director": { "id": 1352629, "username": "Spirit.", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/65021cc6b35c8d9e2c6cffe575255ade-64.png", "ratings": { "version": 5, "overall": { "rating": 884.0555648132807, "deviation": 124.05956156919775, "volatility": 0.060004532901545546 } }, "ranking": 12.063966294597515, "professional": false, "ui_class": "" }, "description": "Coolgroipe", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12989, "name": "WIN GO", "summary": "Anyone is welcome, come learn and grow along us. A nice place for high and medium rank players to learn together, and play in tournaments and climb some ladders together. Tournament winners and high Ladder players welcome. Cheers! o7", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 20, "icon": "https://user-uploads.online-go.com/31aa6e748b7e740a7b6f25c2e57409b4-64.png" }, "auto_start_on_max": false, "time_start": "2023-08-24T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-13T20:18:53.902119Z", "ended": "2024-12-18T23:59:33.262634Z", "start_waiting": "2024-12-13T20:18:53.811475Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/31aa6e748b7e740a7b6f25c2e57409b4-15.png", "player_count": 4, "ranked": true }, { "id": 112716, "name": "frieden, aber erst gewinnen II", "director": { "id": 1376960, "username": "fancyTank", "country": "un", "icon": "https://secure.gravatar.com/avatar/6fa347ee5c999a554ac49b2ff6273910?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 708.0834023028157, "deviation": 63.417236435422495, "volatility": 0.06004413904725901 } }, "ranking": 6.925637896224379, "professional": false, "ui_class": "" }, "description": "donuts und panzer", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 6757, "name": "If you die in an elevator, make sure you press the up button", "summary": "", "require_invitation": false, "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": "2024-02-13T19:06:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-02-13T19:05:37.229814Z", "ended": "2024-02-13T19:36:24.581802Z", "start_waiting": "2024-02-13T19:05:37.150459Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 128936, "name": "go experiencias", "director": { "id": 681764, "username": "LeandroMoi", "country": "br", "icon": "https://secure.gravatar.com/avatar/213156d9bbd3cd2c352d1d8067118643?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 917.6236177233953, "deviation": 64.61915225335302, "volatility": 0.060067447457132404 } }, "ranking": 12.926706310144104, "professional": false, "ui_class": "" }, "description": "torneio curso 2025", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 10, "initial_time": 300, "max_time": 1800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12104, "name": "DRE S. Mateus SME", "summary": "Grupo dos educadores da SME - DRE São Mateus , e interessados e amigos.\nSejam todos bem vindos e entrem em nosso grupo para organizarmos mais ações.\nhttps://chat.whatsapp.com/K2lPBye3iqRBOwJ2dU6sjW\n\ntorneios Mensais todo dia 30.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 94, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-05-29T22:45:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-05-29T22:45:40.608965Z", "ended": "2025-05-30T00:44:57.777950Z", "start_waiting": "2025-05-29T22:45:40.460093Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 14, "ranked": true }, { "id": 40744, "name": "Project", "director": { "id": 566012, "username": "ryanpena", "country": "un", "icon": "https://secure.gravatar.com/avatar/c11d21c1560b325cd3eaff789a5a576d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1268.1151010042213, "deviation": 286.9272097693199, "volatility": 0.060000365571797276 } }, "ranking": 20.415722061107843, "professional": false, "ui_class": "provisional" }, "description": "hey this is our tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2829, "name": "Calvin IDIS 110", "summary": "", "require_invitation": false, "is_public": true, "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": false, "time_start": "2018-09-10T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-09-13T12:23:19.526578Z", "ended": "2018-10-11T05:42:22.995114Z", "start_waiting": "2018-09-13T12:23:19.215007Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }
