Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=6
{ "count": 59530, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=7", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=5", "results": [ { "id": 139710, "name": "Correspondence Weekly McMahon 19x19 2026-05-02 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:20260427T170000Z\nRRULE:FREQ=WEEKLY", "active": true, "created": "2015-12-16T02:22:56.480465Z", "last_run": "2026-04-27T17:00:35.101949Z", "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": "2026-05-04T17:00:00Z", "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": "2026-05-02T17:00:35.077071Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 14, "ranked": true }, { "id": 139707, "name": "Monday Morning 19x19 #86", "director": { "id": 1246361, "username": "katonal_edu", "country": "hu", "icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png", "ratings": { "version": 5, "overall": { "rating": 1482.4218691165722, "deviation": 66.99404105360328, "volatility": 0.06001699194390396 } }, "ranking": 24.030490914607018, "professional": false, "ui_class": "" }, "description": "To have a good start of the week you need to join this 19x19 #86 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87768, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12889, "name": "Monday Morning", "summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png" }, "auto_start_on_max": false, "time_start": "2026-06-08T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png", "player_count": 0, "ranked": true }, { "id": 138873, "name": "13x13 Mini League 10k-25k #57", "director": { "id": 1688153, "username": "Mittelmark", "country": "de", "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png", "ratings": { "version": 5, "overall": { "rating": 1085.853799560171, "deviation": 67.3768163524415, "volatility": 0.060025167068784406 } }, "ranking": 16.823651478136373, "professional": false, "ui_class": "supporter" }, "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 93703, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 432000, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 161, "name": "13x13", "summary": "Like to play on a 13 x 13 board?", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 58, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-04-10T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2026-04-09T14:31:51.987743Z", "ended": null, "start_waiting": "2026-04-09T14:31:51.659749Z", "board_size": 13, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 136750, "name": "New bro", "director": { "id": 1546177, "username": "Arctic fox 利易", "country": "hk", "icon": "https://user-uploads.online-go.com/10c8964614ad38e972b8d673499d8bd1-64.png", "ratings": { "version": 5, "overall": { "rating": 1097.7101321198168, "deviation": 68.90623741443152, "volatility": 0.06021533459520468 } }, "ranking": 17.07505405192335, "professional": false, "ui_class": "" }, "description": "Hi I’m making a new competition again", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 14201, "name": "Marblefox969", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17, "icon": "https://user-uploads.online-go.com/9e2ef11393074471b0837b732f220630-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-02T03:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 31, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-02T03:00:14.749257Z", "ended": null, "start_waiting": "2026-04-02T03:00:14.298586Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/9e2ef11393074471b0837b732f220630-15.png", "player_count": 13, "ranked": true }, { "id": 134092, "name": "Let's improve ourself! McMahon for 7k-25k", "director": { "id": 1872546, "username": "Sch-Mentor", "country": "001", "icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 250, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!\n\n[Thanx to @Arrow A6 anti- for the invitation to create tournaments in this group]", "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", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13797, "name": " 无间勤碁术化 Go Advance forward forever", "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": true, "time_start": "2025-11-17T23:33:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 23, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-11T10:00:10.821318Z", "ended": null, "start_waiting": "2025-11-11T10:00:10.256493Z", "board_size": 19, "active_round": 4, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 32, "ranked": true }, { "id": 138867, "name": "BeGinNer fIgHT!! _ ReBooT Ver14_ sws TNMT", "director": { "id": 1742791, "username": "AKIBABO", "country": "_GoT_Lannister", "icon": "https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png", "ratings": { "version": 5, "overall": { "rating": 771.3565917203065, "deviation": 62.199363263852106, "volatility": 0.059884424236674894 } }, "ranking": 8.90702059545339, "professional": false, "ui_class": "" }, "description": "BeGinNer fIgHT!! \n어서 오세요~~!! 초보자여~~ \n新手欢迎～～～", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87084, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16114, "name": "ShaNgHai_Korean_ChINa_BegInNer", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-16T03:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 13, "analysis_enabled": false, "exclusivity": "open", "started": "2026-04-16T03:00:56.255384Z", "ended": null, "start_waiting": "2026-04-16T03:00:56.029537Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/43948073dc0ed3291bbcf879bf34fa76-15.png", "player_count": 9, "ranked": true }, { "id": 139268, "name": "Por la birra", "director": { "id": 1500239, "username": "axeltaussig", "country": "ar", "icon": "https://user-uploads.online-go.com/70c4fac9c212969b83eb492182e3063e-64.png", "ratings": { "version": 5, "overall": { "rating": 1207.031784686886, "deviation": 67.40306105941846, "volatility": 0.06014483350516542 } }, "ranking": 19.27286790483284, "professional": false, "ui_class": "" }, "description": "Entre amigos", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 14557, "name": "Mates & Mates 💁🏽♂️🧉", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-04-20T12:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-04-20T07:59:10.411940Z", "ended": null, "start_waiting": "2026-04-20T07:59:10.283955Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": false }, { "id": 139664, "name": "19x19 Open D.E. Cup #172", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1338.1347857578535, "deviation": 68.56179911925729, "volatility": 0.06020495821657849 } }, "ranking": 21.659920381007574, "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": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2026-05-03T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": null, "ended": null, "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 0, "ranked": true }, { "id": 139669, "name": "Correspondence 9x9 RoundRobin 2026-04-27 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260429T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-04-29T19:00:48.837221Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "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": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-05-02T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": "2026-04-27T19:00:49.430320Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-27T19:01:35.325652Z", "ended": null, "start_waiting": "2026-04-27T19:01:35.053055Z", "board_size": 9, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 127822, "name": "New year tournament 2026🏆", "director": { "id": 1744286, "username": "GM.Chu1wee.PBI", "country": "zz", "icon": "https://user-uploads.online-go.com/45cb97a3beda09bd740546bd842ed7b2-64.png", "ratings": { "version": 5, "overall": { "rating": 676.3934248137774, "deviation": 66.26174558512402, "volatility": 0.060065171175311335 } }, "ranking": 5.8656690662357205, "professional": false, "ui_class": "" }, "description": "Let’s fun <h3><p style=\"color:#FFAFB0;\"> [25k]-[1k] [1d]-[9d] [1p]-[9p] and no rank</h3></p>can come to this tournament!\n<b class=\"hr anim\"></b>\n\n<img src=\"https://www.gifcen.com/wp-content/uploads/2021/12/new-year-gif-33.gif\" width=\"400\" height=\"200\">\n<b class=\"hr anim\"></b>\n\n<img src=\"https://s05.flagcounter.com/count2/7OVT/bg_000000/txt_00FF00/border_000000/columns_5/maxflags_12/viewers_New+year+tournament+2026/labels_1/pageviews_1/flags_0/percent_0/\" alt=\"Flag Counter\" border=\"0\">\n\n\n<link rel=\"stylesheet\" type=\"textcss\" href=\"https://poonpun-page.neocities.org/GM.chu1Wee.PBI.css\">\n<link rel=\"stylesheet\" type=\"textcss\" href=\"https://poonpun-page.neocities.org/Rainbow.css\"> \n<div class=\"moving-x-container\"> \n<div class=\"moving-y-container\"> \n<div class=\"sai-container\"> \n<div class=\"backdrop\"> \n<div class=\"stone-container\"> \n<div class=\"stone black\"></div> \n<div class=\"stone white\"></div> \n<div class=\"stone black\">\n<link rel=\"stylesheet\" type=\"text/css\" href=\"https://poonpun-page.neocities.org/FlySai.css\">\n</div></div></div> \n<embed class=\"sai-ghostly-outline\" src=\"https://poonpun-page.neocities.org/fujiwara-no-sai-dancing.svg\"> \n<img class=\"flying-sai\" src=\"https://poonpun-page.neocities.org/fujiwara-no-sai-dancing.png\"></div>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14340, "name": "HackerGO.", "summary": "<strong><h1>Welcome to my group page!!!</strong></h1>\n<strong><h2> This page make by css.</strong></h2>\n\n<b class=\"hr anim\"></b>\n<h2>Free source for decorate profile</h2>\nIf you like the design of my page, add the following line to your bio:\n\n(link rel=\"st", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 100, "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-64.png" }, "auto_start_on_max": false, "time_start": "2025-12-31T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-31T18:00:47.223112Z", "ended": null, "start_waiting": "2025-12-31T18:00:45.852163Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/6c711586e8252cb78c5b436af5fd7209-15.png", "player_count": 93, "ranked": true } ] }
