Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5466
{ "count": 58829, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5467", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5465", "results": [ { "id": 133451, "name": "19x19 Open D.E. Cup #138", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.7607772259034, "deviation": 69.43294160708245, "volatility": 0.06017334395576651 } }, "ranking": 23.17695807323701, "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": 66, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-19T21:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-19T03:41:53.712023Z", "ended": null, "start_waiting": "2025-10-19T03:41:53.610657Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 54813, "name": "Irish Correspondence Championship 2020 Division B", "director": { "id": 430, "username": "rottenhat", "country": "ie", "icon": "https://user-uploads.online-go.com/39625f5d6aa9484f8212327bf6eb9290-64.png", "ratings": { "version": 5, "overall": { "rating": 1781.280091736795, "deviation": 62.057718815549876, "volatility": 0.05995437910309559 } }, "ranking": 28.28210671368644, "professional": false, "ui_class": "" }, "description": "Message rottenhat by December 15th to join. Multiple brackets if we get enough players. Open to anyone who is Irish, has ever lived in Ireland, is married or otherwise related to someone Irish, or has any connection to Irish go, however tenuous.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 99840, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 1209600, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 858, "name": "Ireland", "summary": "For Irish go players, and friends of Irish go, wherever they may roam...", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 206, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png" }, "auto_start_on_max": false, "time_start": "2020-01-01T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-01-01T08:00:49.335778Z", "ended": "2020-05-06T19:49:05.408416Z", "start_waiting": "2020-01-01T08:00:48.784441Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png", "player_count": 5, "ranked": true }, { "id": 88219, "name": "思澄vs德如", "director": { "id": 1125975, "username": "東東1234", "country": "un", "icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1636.613123803098, "deviation": 92.9778953940374, "volatility": 0.06000761280908969 } }, "ranking": 26.321224844663433, "professional": false, "ui_class": "" }, "description": "11111111111", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 60, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 60, "period_time": 60, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11450, "name": "黎老師群組", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 39, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-04-04T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-04T03:45:01.183366Z", "ended": "2022-04-04T03:46:03.892329Z", "start_waiting": "2022-04-04T03:45:01.138898Z", "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": 104632, "name": "Hyrule vs monster", "director": { "id": 1248272, "username": "이라겸", "country": "kr", "icon": "https://secure.gravatar.com/avatar/2bbbea827787bee6abf55d384f6c796b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1024.0946426734831, "deviation": 66.5111442534009, "volatility": 0.06013917500851016 } }, "ranking": 15.468042048607197, "professional": false, "ui_class": "" }, "description": "Hyrule", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 9033, "name": "Hyrule Warriors", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/837feb1b0bb330195378026d94164679-64.png" }, "auto_start_on_max": false, "time_start": "2023-07-03T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-10-11T16:46:34.824313Z", "ended": "2023-10-22T09:57:48.926138Z", "start_waiting": "2023-10-11T16:46:34.733447Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/837feb1b0bb330195378026d94164679-15.png", "player_count": 4, "ranked": true }, { "id": 85491, "name": "第４期かおり杯棋聖戦Ｃリーグ２", "director": { "id": 687819, "username": "site_tmp", "country": "un", "icon": "https://secure.gravatar.com/avatar/c0dc1d7bd3ca7246ad298f30213416f4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "tomtom-chanさん、alemitraniさん、Eruditoさん、umanosuke73さん、fumi23さん、nassyさん", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 288, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-05T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2022-02-05T11:00:05.891055Z", "ended": "2022-04-05T14:46:41.455067Z", "start_waiting": "2022-02-05T11:00:05.736568Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 5, "ranked": true }, { "id": 88803, "name": "1 -> 陳瞻 2 -> 陳俊霖", "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": "1 -> 陳瞻\n2 -> 陳俊霖", "schedule": null, "title": null, "tournament_type": "swiss", "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": 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": "2022-04-17T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-04-17T07:50:48.130810Z", "ended": "2022-04-17T07:51:04.008818Z", "start_waiting": "2022-04-17T07:50:48.073675Z", "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": 108113, "name": "🐲Fast correspondence Tournament🚀", "director": { "id": 629701, "username": "Sipjin", "country": "eu", "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png", "ratings": { "version": 5, "overall": { "rating": 1622.7681519052944, "deviation": 64.50833925469296, "volatility": 0.059820322958241405 } }, "ranking": 26.124553758941204, "professional": false, "ui_class": "" }, "description": "============================\n\nFor players who like to play fast games.\n\nNo conditional moves or analysis during the game.\n\nFeel free to give tips to your partner after the game.\n\nPlease no bots. The use of AI is not allowed.\n\n============================", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 30168, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 172800, "period_time": 172800, "stones_per_period": 6 }, "is_open": true, "exclude_provisional": true, "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": 17826, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-01T19:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 15, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-11-01T19:00:14.129348Z", "ended": "2024-07-02T20:34:52.103680Z", "start_waiting": "2023-11-01T19:00:12.899578Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 70, "ranked": true }, { "id": 59834, "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": 120 }, "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": "2020-04-29T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-29T18:00:33.390804Z", "ended": "2020-04-29T18:11:07.036649Z", "start_waiting": "2020-04-29T18:00:32.488210Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 4, "ranked": true }, { "id": 41200, "name": "Nottingham Go Club October Sunday Tournament", "director": { "id": 23509, "username": "robindews", "country": "gb", "icon": "https://user-uploads.online-go.com/53b7cf9d9bdd1f8f9c5f4ffe8c21631d-64.png", "ratings": { "version": 5, "overall": { "rating": 1541.866380297196, "deviation": 61.14091419950209, "volatility": 0.06003237465737596 } }, "ranking": 24.94066718342586, "professional": false, "ui_class": "supporter" }, "description": "Welcome to the Nottingham Go Club October Online Tournament. We are still experimenting with the best time limits in order to create something that is fun and fair and doesn't take all day! However, we think that there is a bug in the software that stops the handicaps from working and so you might have some uneven games. We don't mind this as we think all Go games are fun and so we hope you do too!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 28, "time_control_parameters": { "period_time": 180, "main_time": 900, "system": "canadian", "pause_on_weekends": false, "time_control": "canadian", "stones_per_period": 10, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 83, "name": "Nottingham Go Club", "summary": "Online Group for Go players in the Nottingham and Derby Area", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 91, "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-64.png" }, "auto_start_on_max": false, "time_start": "2018-10-07T12:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-10-07T12:00:45.212360Z", "ended": "2018-10-07T13:33:51.918573Z", "start_waiting": "2018-10-07T12:00:44.546528Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9d477e88b677bde5e483440a488a2cf3-15.png", "player_count": 8, "ranked": true }, { "id": 67820, "name": "Weekly Tournament", "director": { "id": 818369, "username": "deleted-02279e69-efe6-4da6-94a9-3782bbb65eb5", "country": "un", "icon": "https://user-uploads.online-go.com/2b3a681b48d743df2cca63be7186d96c-64.png", "ratings": { "version": 5, "overall": { "rating": 1495.0613630632597, "deviation": 71.01591139116258, "volatility": 0.06001035702325122 } }, "ranking": 24.227036802303612, "professional": false, "ui_class": "" }, "description": "Weekly tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 33, "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": 6269, "name": "BeginnerGo", "summary": "Beginners welcome!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 226, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-14T19:40:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-14T19:40:36.533500Z", "ended": "2020-11-14T21:45:55.314922Z", "start_waiting": "2020-11-14T19:40:35.955973Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png", "player_count": 11, "ranked": true } ] }
