Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5406
{ "count": 59431, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5407", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=5405", "results": [ { "id": 123593, "name": "The Second \"CHINA\" Cup (New Year)", "director": { "id": 1605251, "username": "FZD2024", "country": "cn", "icon": "https://user-uploads.online-go.com/fcd1512b34c1e6067a040674bb6686aa-64.png", "ratings": { "version": 5, "overall": { "rating": 1730.4378856515395, "deviation": 74.5341444951382, "volatility": 0.05998522547130695 } }, "ranking": 27.611734363109694, "professional": false, "ui_class": "" }, "description": "The Second \"CHINA\" Cup!(NEW YEAR)", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 615025, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 604800, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1180, "name": "华夏兄弟盟 Chinese Brotherhood ", "summary": "A group that you can play with a lot of Chinese players :) .welcome everyone joining our group, we sincerely hope you can enjoy the game of Go and Chinese culture as well :)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1179, "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-64.png" }, "auto_start_on_max": false, "time_start": "2024-12-31T11:59:00Z", "players_start": 2, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-31T11:59:35.393593Z", "ended": "2025-05-01T09:38:27.420738Z", "start_waiting": "2024-12-31T11:59:35.338859Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/61ab6668def88dc8b1b7fc54d5582ae6-15.png", "player_count": 3, "ranked": true }, { "id": 2181, "name": "Arat's mini-tournament I", "director": { "id": 48581, "username": "Arat", "country": "de", "icon": "https://secure.gravatar.com/avatar/713ef38c94c3dc348ba4dc4d366fbd1b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1894.9778544327992, "deviation": 64.3945967324174, "volatility": 0.060008155846799006 } }, "ranking": 29.71451050173507, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 383, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 20, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2013-04-28T19:30:42Z", "ended": "2013-12-04T23:25:46.445292Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 38850, "name": "Cat tournament!!", "director": { "id": 454585, "username": "Gameluner", "country": "cz", "icon": "https://user-uploads.online-go.com/5d31e91cc5e591d821eafa5569bb38ca-64.png", "ratings": { "version": 5, "overall": { "rating": 1369.1920180700085, "deviation": 63.65312510460842, "volatility": 0.06008654709581107 } }, "ranking": 22.191076403753065, "professional": false, "ui_class": "" }, "description": "This is a tournament, which is made for all the amateur Cats! Come & Play!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 600, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1997, "name": "Cats Play Go", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 43, "icon": "https://user-uploads.online-go.com/7563bbe886259a7e7c9c7e86de1a9c61-64.png" }, "auto_start_on_max": false, "time_start": "2018-07-15T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2018-07-15T13:00:44.917330Z", "ended": "2018-07-15T13:59:33.429798Z", "start_waiting": "2018-07-15T13:00:43.935116Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7563bbe886259a7e7c9c7e86de1a9c61-15.png", "player_count": 6, "ranked": true }, { "id": 34269, "name": "All ranks with handicap", "director": { "id": 429468, "username": "uptownhr", "country": "us", "icon": "https://secure.gravatar.com/avatar/5549d348514ef4348cd7e5c47a1e3129?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1305.8281693306947, "deviation": 68.13416521320589, "volatility": 0.06000412331275329 } }, "ranking": 21.094151943407763, "professional": false, "ui_class": "" }, "description": "Fun even fair games with handicap turned on to auto.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "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": 8872, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2018-02-06T09:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-08T18:29:36.465113Z", "ended": "2018-11-20T05:38:46.946357Z", "start_waiting": "2018-02-08T18:29:35.575419Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 10, "ranked": true }, { "id": 136956, "name": "Be a DAN #1", "director": { "id": 1429536, "username": "Миша_HGO", "country": "ru", "icon": "https://user-uploads.online-go.com/68a6aaf98710e44bb2beb5c30d95867a-64.png", "ratings": { "version": 5, "overall": { "rating": 1718.5408855615578, "deviation": 64.20199486164866, "volatility": 0.060231276157798955 } }, "ranking": 27.45202526502082, "professional": false, "ui_class": "" }, "description": "Please play in my tournament! Thanks :)", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 174851, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 172800, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17912, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2026-02-07T16:00:00Z", "players_start": 16, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2026-02-07T10:33:15.586859Z", "ended": null, "start_waiting": "2026-02-07T10:33:15.407928Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 16, "ranked": true }, { "id": 96261, "name": "School holiday is starting!", "director": { "id": 1143064, "username": "ZRSSDann", "country": "sg", "icon": "https://user-uploads.online-go.com/3fc85a52a0dcce2bc3033af4ef21c708-64.png", "ratings": { "version": 5, "overall": { "rating": 1481.8848605019614, "deviation": 68.31433548847164, "volatility": 0.06046352798150052 } }, "ranking": 24.022103287618204, "professional": false, "ui_class": "" }, "description": "Please join this tournament as a \"celebration\" for Primary students!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "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": false, "group": { "id": 3, "name": "OGS", "summary": "An open group for folks' who like OGS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1780, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2022-11-18T11:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-18T11:30:02.191444Z", "ended": "2023-03-08T10:32:26.319591Z", "start_waiting": "2022-11-18T11:30:02.033337Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 10, "ranked": true }, { "id": 88157, "name": "9x9 9kyu ~ 1kyu Tournament", "director": { "id": 1137809, "username": "下棋狂人", "country": "un", "icon": "https://secure.gravatar.com/avatar/78c0d398f063e281134cdb6383797875?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1622.6552643982563, "deviation": 75.63685185604537, "volatility": 0.06001090761464667 } }, "ranking": 26.122943278302, "professional": false, "ui_class": "" }, "description": "9x9 Tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 15, "initial_time": 30, "max_time": 60 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11501, "name": "9x9 is best", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-04-03T04:30:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2022-09-26T10:37:39.230021Z", "ended": "2022-09-26T10:38:44.153033Z", "start_waiting": "2022-09-26T10:37:39.091730Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 94126, "name": "Short Correspondence Tournament - Byo-Yomi Time Control", "director": { "id": 1025834, "username": "shudan", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/e58f78ef5855d9adbca2db4c56a6b04f-64.png", "ratings": { "version": 5, "overall": { "rating": 1276.2091361567968, "deviation": 60.99338146342764, "volatility": 0.06002438440449979 } }, "ranking": 20.563012680079222, "professional": false, "ui_class": "" }, "description": "Short Correspondence Tournament - Byo-Yomi Time Control", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 90240, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 345600, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12007, "name": "All kinds of Tournaments", "summary": "Group for all kinds of Tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-09-07T20:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-07T20:00:39.733484Z", "ended": "2022-12-21T21:32:07.595943Z", "start_waiting": "2022-09-07T20:00:39.291508Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 20, "ranked": true }, { "id": 68549, "name": "33 Encuentro de go en linea Noviembre 2020", "director": { "id": 751767, "username": "Yar-Yar.bmx", "country": "mx", "icon": "https://secure.gravatar.com/avatar/3598834e6075a04a7d57a774ab1761ca?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1208.602530444537, "deviation": 63.0689499293524, "volatility": 0.0601222204399597 } }, "ranking": 19.30297409200425, "professional": false, "ui_class": "" }, "description": "Hola, juguemos.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 40, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 236, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2020-12-05T23:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "group", "started": "2020-12-05T23:30:53.079569Z", "ended": "2020-12-06T01:41:13.849169Z", "start_waiting": "2020-12-05T23:30:51.993579Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png", "player_count": 24, "ranked": true }, { "id": 29624, "name": "Tournament 37 - sdk", "director": { "id": 12573, "username": "Misawa", "country": "us", "icon": "https://user-uploads.online-go.com/c51ad51df953247093a774c49b78eb0b-64.png", "ratings": { "version": 5, "overall": { "rating": 977.5796256115817, "deviation": 69.02183474866371, "volatility": 0.05986671976150141 } }, "ranking": 14.391926363316212, "professional": false, "ui_class": "" }, "description": "Since there is a new rating system, it's time to play more games and get your rank sorted out. I'm setting up three tournaments for each playing level. Have fun everyone!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 432000, "max_time": 432000, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 590, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2017-08-31T23:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "group", "started": "2017-08-31T23:00:29.364147Z", "ended": "2019-03-28T23:29:13.675755Z", "start_waiting": "2017-08-31T23:00:25.851338Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 17, "ranked": true } ] }
