Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4482
{ "count": 59218, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4483", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4481", "results": [ { "id": 33286, "name": "🚨New year tournament", "director": { "id": 444216, "username": "player ten", "country": "zz", "icon": "https://user-uploads.online-go.com/4c8d2e2a5e6becc824de3387b5426d4c-64.png", "ratings": { "version": 5, "overall": { "rating": 1672.4556988551983, "deviation": 66.36903702777487, "volatility": 0.059989963822952797 } }, "ranking": 26.82274845102497, "professional": false, "ui_class": "" }, "description": "The earth has just finished its orbit around the sun. See how fast you can orbit your mind around the goban.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 30, "max_time": 60, "time_increment": 10, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1600, "name": " Soliton𝛁", "summary": "\n<head>\n<style>\n h1, h2, h3{ color:;\n font-size:1.175em;\n background-color: #;\n border-left: px solid #;\n font-family:roboto, hevetica;\n line-height:2.5;\n }\n</style>\n</head>\n\n<body>\n\n<p style=\"color:black;font-family:roboto;border-left:12p", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 226, "icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-64.png" }, "auto_start_on_max": false, "time_start": "2017-12-31T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-17T05:23:13.808763Z", "ended": "2018-02-17T05:38:14.999575Z", "start_waiting": "2018-02-17T05:23:13.523301Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-15.png", "player_count": 5, "ranked": true }, { "id": 33694, "name": "Mortal Kombat", "director": { "id": 500460, "username": "MrSongbird", "country": "un", "icon": "https://secure.gravatar.com/avatar/de61b94914d60a67658f1f709667b9d4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1366.2273996186811, "deviation": 253.547921536124, "volatility": 0.05999890444261959 } }, "ranking": 22.140896936885415, "professional": false, "ui_class": "provisional" }, "description": "Finish him!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2102, "name": "Gliwice GO Club (PL)", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-01-15T10:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-01-17T07:43:02.356948Z", "ended": "2018-03-08T03:49:02.058055Z", "start_waiting": "2018-01-17T07:43:02.127141Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 79914, "name": "初心者リーグ（～15級まで）", "director": { "id": 874208, "username": "FUKO.S", "country": "jp", "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png", "ratings": { "version": 5, "overall": { "rating": 2208.151542128061, "deviation": 68.94747429756583, "volatility": 0.06003767154281009 } }, "ranking": 33.25527075653788, "professional": false, "ui_class": "supporter" }, "description": "キラキラリーグ内の【初心者～初級者向け】リーグ戦です。 持ち時間は14日。リーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 13440, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7692, "name": "Yushima Go Cafe （湯島囲碁喫茶）", "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-23T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-09-23T11:00:36.342731Z", "ended": "2021-10-01T11:52:43.844933Z", "start_waiting": "2021-09-23T11:00:36.303172Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 2, "ranked": true }, { "id": 20598, "name": "2nd annual Yamashita Keigo (山下敬吾) 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": 1022.7753106311169, "deviation": 63.617723153159936, "volatility": 0.05897871091233743 } }, "ranking": 15.438198881520602, "professional": false, "ui_class": "" }, "description": "This tournament is the 2nd annual tournament to celebrate the birthday of Nihon Ki-in professional Yamashita Keigo (山下敬吾)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 3651, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-09-19T12:55:00Z", "players_start": 12, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2016-09-19T12:55:53.402203Z", "ended": "2018-01-16T16:58:24.153401Z", "start_waiting": "2016-09-19T12:55:52.010459Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 24, "ranked": true }, { "id": 85216, "name": "9x9 Mini League 1k-9k #6", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1324.2325960910043, "deviation": 68.25218422705018, "volatility": 0.06020103685150074 } }, "ranking": 21.418151631775086, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 696, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2022-01-30T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-28T09:35:22.198555Z", "ended": "2022-03-07T07:48:02.962293Z", "start_waiting": "2022-01-28T09:35:22.046585Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 104003, "name": "Mid-Speed Open (9, L4) #5", "director": { "id": 1341412, "username": "match_Mid-Speed.gr", "country": "un", "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png", "ratings": { "version": 5, "overall": { "rating": 1653.8814751249, "deviation": 94.41219595830631, "volatility": 0.060012300603352955 } }, "ranking": 26.564207163029423, "professional": false, "ui_class": "" }, "description": "Note: The min. speed is equivalent to “<strong>1 or 2 move</strong> per calendar day per player”.\n\n<h2>Rules</h2>\n\n<ul>\n\n<li>Please don't let the <strong>apologyless</strong> time-out happen; if no time, resign.</li>\n<li>Pausing or Vacation setting is absolutely forbidden</li>\n\n</ul>\n\n<details>\n\n<summary style=\"font-size: 24px;\"><strong>Info for New Guests</strong> <span style=\"font-size:16px;\">(click to see or hide)</span></summary>\n\n<h3>Attention</h3>\n\n\nI know that if I have no time to complete a game for some reasons, or if I feel frustrated by losing, the proper way is to resign and say sorry to my opponent, rather than letting time-out happen.\n\n</details>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46248, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 86400, "stones_per_period": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": true, "time_start": "2023-06-11T07:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-10T22:23:55.384198Z", "ended": "2023-06-19T14:42:46.674939Z", "start_waiting": "2023-06-10T22:23:55.196430Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 6, "ranked": true }, { "id": 103872, "name": "tititogepi correspondence 9x9 Tournament 1st", "director": { "id": 1366432, "username": "tititogepi", "country": "fr", "icon": "https://secure.gravatar.com/avatar/e7dd3fb191c3d2b86bbc9aa78b01fb49?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1083.9083236604165, "deviation": 180.68557580805123, "volatility": 0.060011708699277834 } }, "ranking": 16.782137453472878, "professional": false, "ui_class": "provisional" }, "description": "Good luck to all! Winner will become team leader!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": 13289, "name": "Let's GO Beginners and Pros!!", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-06-04T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-04T19:01:00.429364Z", "ended": "2024-09-04T14:55:38.967809Z", "start_waiting": "2023-06-04T19:01:00.232164Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 13, "ranked": true }, { "id": 34865, "name": "Correspondence 19x19 RoundRobin 2018-02-27 mini", "director": { "id": 476339, "username": "VPshunt5", "country": "jp", "icon": "https://user-uploads.online-go.com/361fa36feaf2a08946eb4f238b96128d-64.png", "ratings": { "version": 5, "overall": { "rating": 2120.0971932493453, "deviation": 84.04982835529422, "volatility": 0.05979076239564588 } }, "ranking": 32.31320869008956, "professional": false, "ui_class": "" }, "description": "Correspondence 19x19 RoundRobin 2018-02-27 mini", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 46080, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2214, "name": "Dogs fun", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png" }, "auto_start_on_max": true, "time_start": "2018-02-26T16:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-26T14:34:15.706207Z", "ended": "2018-03-29T00:17:14.160282Z", "start_waiting": "2018-02-26T14:34:15.019482Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png", "player_count": 4, "ranked": true }, { "id": 33737, "name": "Correspondence 13x13 RoundRobin 2018-01-17 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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 Sitewide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260401T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-04-01T19:00:13.781457Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": "2026-04-04T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2018-01-17T01:00:14.671191Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-01-17T01:00:38.108807Z", "ended": "2018-04-19T21:32:43.003165Z", "start_waiting": "2018-01-17T01:00:37.068604Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 5, "ranked": true }, { "id": 23086, "name": "Correspondence 13x13 RoundRobin 2016-12-17 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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 Sitewide Tournament", "schedule": { "id": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260401T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-04-01T19:00:13.781457Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "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": "2026-04-04T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-12-17T01:00:06.751490Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-12-17T01:00:42.725480Z", "ended": "2017-03-24T16:19:53.904737Z", "start_waiting": "2016-12-17T01:00:40.850567Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true } ] }
