Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-board_size&page=633
{ "count": 59664, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=634", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=632", "results": [ { "id": 115994, "name": "Hideo Otake (大竹英雄) Birthday DDK Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 1015.331302736091, "deviation": 63.01656147765707, "volatility": 0.05898027137950687 } }, "ranking": 15.269091389359506, "professional": false, "ui_class": "" }, "description": "This is a DDK tournament in honor of the birthday of Hideo Otake (大竹英雄), born on 12 May 1942.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "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": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3660, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-05-30T01:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-30T01:00:55.056343Z", "ended": "2025-12-26T02:23:46.848798Z", "start_waiting": "2024-05-30T01:00:53.717145Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 19, "ranked": true }, { "id": 111411, "name": "New Year 2024 DDK Tournament", "director": { "id": 58836, "username": "DrQuantum", "country": "us", "icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png", "ratings": { "version": 5, "overall": { "rating": 1015.331302736091, "deviation": 63.01656147765707, "volatility": 0.05898027137950687 } }, "ranking": 15.269091389359506, "professional": false, "ui_class": "" }, "description": "Come one, come all, for a nice way to celebrate 2024.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "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": 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": 8891, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-11T00:00:00Z", "players_start": 12, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-11T00:00:48.391703Z", "ended": "2025-02-12T05:36:53.982365Z", "start_waiting": "2024-01-11T00:00:46.139523Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 29, "ranked": true }, { "id": 111090, "name": "bonne année et bonne sente", "director": { "id": 1483540, "username": "deleted-13156528-1cb1-44e1-b97a-03b45f694632", "country": "be", "icon": "https://secure.gravatar.com/avatar/3697d7017c9b1d6cd77dfd2b01786c2a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1455.107350550247, "deviation": 63.13505283702277, "volatility": 0.060423659125338 } }, "ranking": 23.599959483213198, "professional": false, "ui_class": "" }, "description": "on doit s'amuser\net pourquoi pas gagner ^^", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 2419200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1308, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-31T23:01:00Z", "players_start": 9, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "group", "started": "2024-01-01T12:31:59.749961Z", "ended": "2024-02-21T12:12:36.539864Z", "start_waiting": "2024-01-01T12:31:59.665747Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png", "player_count": 3, "ranked": true }, { "id": 109624, "name": "19路第一届“月总结杯”", "director": { "id": 1384458, "username": "KataGui40b", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/c6cd5e2737c084c9b1bf19dbde657515-64.png", "ratings": { "version": 5, "overall": { "rating": 2712.2215816282687, "deviation": 66.20911530550082, "volatility": 0.059975291738258586 } }, "ranking": 38, "professional": false, "ui_class": "bot" }, "description": "11月月总结杯， 与OGS联手创建", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13789, "name": "Chinese Weiqi Association（中国围棋协会）", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 32, "icon": "https://user-uploads.online-go.com/55866b6014930d774bef683d27406300-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-30T23:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-30T23:00:31.037695Z", "ended": "2024-02-27T09:57:44.144490Z", "start_waiting": "2023-11-30T23:00:30.833738Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/55866b6014930d774bef683d27406300-15.png", "player_count": 11, "ranked": true }, { "id": 111178, "name": "圓周率銀河圍棋大賽", "director": { "id": 1385882, "username": "Borismak", "country": "un", "icon": "https://secure.gravatar.com/avatar/aeec3684ab6d5d115af9771919e7844c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1178.174067020308, "deviation": 63.053683630779254, "volatility": 0.06003380856351145 } }, "ranking": 18.71267410660018, "professional": false, "ui_class": "" }, "description": "黑方需貼還3.14子", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": true, "group": { "id": 13918, "name": "Meow Meow group ", "summary": "6.2831853070", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/afd9df0cdee58a7fd72add0ed557d084-64.png" }, "auto_start_on_max": false, "time_start": "2023-12-31T07:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-04T16:09:47.666056Z", "ended": "2024-01-16T07:48:59.283031Z", "start_waiting": "2024-01-04T16:09:47.540324Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/afd9df0cdee58a7fd72add0ed557d084-15.png", "player_count": 2, "ranked": true }, { "id": 102187, "name": "OST - Olympic System Tournament", "director": { "id": 1033608, "username": "NetCat", "country": "_United_Federation_of_Planets", "icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1406.6650193080409, "deviation": 70.55993802829255, "volatility": 0.06003444046653894 } }, "ranking": 22.81614654991628, "professional": false, "ui_class": "" }, "description": "Tournaments are held every Saturday\n\nJoin the OST community (^-^)", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11969, "name": "OST GO", "summary": "For Olympic tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 54, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-29T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-29T14:00:49.601584Z", "ended": "2024-02-09T07:38:01.413871Z", "start_waiting": "2023-04-29T14:00:49.364648Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png", "player_count": 19, "ranked": true }, { "id": 125534, "name": "Correspondence Weekly McMahon 19x19 2025-02-22 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Site-wide Tournament", "schedule": { "id": 9, "name": "Correspondence Weekly McMahon 19x19", "rrule": "DTSTART:20260511T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-05-11T17:00:49.655876Z", "lead_time_seconds": 432000, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": 3, "upper_bar": "25", "lower_bar": "15", "group_size": 4, "maximum_players": 1000 }, "next_run": "2026-05-18T17:00:00Z", "base_points": "30.0" }, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-02-22T17:00:25.646772Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-22T17:00:52.560008Z", "ended": null, "start_waiting": "2025-02-22T17:00:50.228966Z", "board_size": 19, "active_round": 3, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 35, "ranked": true }, { "id": 109340, "name": "Handicap Arena 2024 - 003", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1554.9932038219886, "deviation": 65.56454183736781, "volatility": 0.05973587464711485 } }, "ranking": 25.136922632754516, "professional": false, "ui_class": "" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.", "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": false, "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": 107, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-01T11:02:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-01T11:02:06.018271Z", "ended": "2024-08-15T18:08:29.652136Z", "start_waiting": "2024-01-01T11:02:05.363449Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true }, { "id": 111189, "name": "สาระRA!Ls Tour ครั้งที่ 64", "director": { "id": 148806, "username": "โอ๋ชิงหยวน", "country": "th", "icon": "https://user-uploads.online-go.com/d3f8fcc6dbd4915bc123f62b337be552-64.png", "ratings": { "version": 5, "overall": { "rating": 1484.918972471606, "deviation": 65.03818176438011, "volatility": 0.05949046028311901 } }, "ranking": 24.069453716254078, "professional": false, "ui_class": "" }, "description": "RESPECT is two ways street.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 8890, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1123200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 2571, "name": "Go World Wide", "summary": "enjoy", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 91, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png" }, "auto_start_on_max": false, "time_start": "2024-01-13T03:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 24, "max_ranking": 32, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-08T12:19:48.665857Z", "ended": "2024-02-15T18:31:08.380043Z", "start_waiting": "2024-01-08T12:19:47.927604Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png", "player_count": 10, "ranked": true }, { "id": 110236, "name": "FREE Palestine", "director": { "id": 1016829, "username": "kevinmath", "country": "cn", "icon": "https://secure.gravatar.com/avatar/6551af930e436f5e20cee09d91ad2508?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2189.914034510191, "deviation": 109.27083070484079, "volatility": 0.059961982966255836 } }, "ranking": 33.06327692927378, "professional": false, "ui_class": "" }, "description": "We free Palestine!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "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": 11451, "name": "Mathematics Lover", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-12-31T21:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-12-31T21:00:05.500971Z", "ended": "2024-04-06T23:39:36.190541Z", "start_waiting": "2023-12-31T21:00:05.285336Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true } ] }
