HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58195,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4419",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4417",
"results": [
{
"id": 128337,
"name": "9x9 Mini League 10k-25k #298",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1270.3554472785497,
"deviation": 69.48229580401292,
"volatility": 0.06013669716086155
}
},
"ranking": 20.456584484941406,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": 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": 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": 680,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-05-18T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-05-12T21:37:35.217965Z",
"ended": "2025-05-30T08:30:44.956641Z",
"start_waiting": "2025-05-12T21:37:35.089278Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 128618,
"name": "Чемпионат ГУАП (13х13)",
"director": {
"id": 512029,
"username": "Павел Науменко",
"country": "001",
"icon": "https://user-uploads.online-go.com/159834f78ac02642afdb38194bd2c630-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1578.9780575712807,
"deviation": 66.11844624531491,
"volatility": 0.05998740460142321
}
},
"ranking": 25.491271896934407,
"professional": false,
"ui_class": ""
},
"description": "Чемпионат ГУАП по го\n\nВ субботу 31 мая с 18:00 до 20.\nК участию допускаются студенты, аспиранты, сотрудники и выпускники ГУАП!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 15,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 1800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 15343,
"name": "Го-клуб ГУАП",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 9,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-05-31T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2025-05-31T15:00:41.355614Z",
"ended": "2025-05-31T16:51:41.154115Z",
"start_waiting": "2025-05-31T15:00:40.695401Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 128886,
"name": "13x13 Mini League 10k-25k #8",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1189.5961185123838,
"deviation": 68.09841747196741,
"volatility": 0.06002771832478497
}
},
"ranking": 18.936025633507366,
"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": 46,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-06-06T16:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-02T08:39:07.507816Z",
"ended": "2025-08-14T11:13:57.335029Z",
"start_waiting": "2025-06-02T08:39:07.346461Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 132922,
"name": "Absolute Fortnight - March 2026",
"director": {
"id": 710368,
"username": "Macrophage",
"country": "un",
"icon": "https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1825.998760587206,
"deviation": 67.32697643592577,
"volatility": 0.05980600450450958
}
},
"ranking": 28.856107373478434,
"professional": false,
"ui_class": ""
},
"description": "No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\n\nBeware that this is fast correspondence.\n\nAlso, please do not use AI.\n\nSmallest group point compensation: Players in the smallest group in each round will receive extra points such that the maximum obtainable point value is just one less than in the other groups.\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/132622\n\nNext tournament: Not yet created",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 9573,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": false,
"total_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 508,
"name": "Fast Correspondence",
"summary": "Tournaments for people who like to play quick correspondence games.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 795,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2026-03-01T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"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/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 6
},
{
"id": 128089,
"name": "第五回ほたて会[第一回春風戦]上級低段リーグ（2級～二段）",
"director": {
"id": 1609909,
"username": "ほたて囲碁教室",
"country": "jp",
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 652.7412618189767,
"deviation": 127.46654126231485,
"volatility": 0.06004845959415647
}
},
"ranking": 5.041666221837165,
"professional": false,
"ui_class": ""
},
"description": "日時：令和7年5月3日(土)18：00～20：30\n\n※20：30には終了できますようご協力お願い致します\n\n対局開始方法：お時間になりますと、自動で対局が開始されます。OGSを開いてお待ち下さい。\n\n対局方法：総当たり戦（同時対局）\n\n着手方法：盤面ワンクリックで着手（打ち間違いに気をつけて下さい）or 盤面に石を打って画面右上のユーザー名下にある「着手決定」をクリック\n※皆様のOGSの設定により変わります\n\nzoom：使用しません\n\n飲食：自由\n\n対局中に席を離れても大丈夫です\n\n解散方法：全ての対局が終わり次第、各自終了です\n\n結果：この画面に表示されます and ほたて先生から報告します。\n\nこのリーグの参加者は↓↓\n\nkyoutyan 香川県 初段\n\nyururuna 岡山県 初段\n\nyasusospeed 神奈川県 初段\n\nissoh 高知県 二段\n\nほたて囲碁教室 香川県 初段",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 19147,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 15290,
"name": "ほたてオンライン",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 22,
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-05-03T09:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-05-03T09:00:49.849132Z",
"ended": "2025-05-03T11:28:18.161904Z",
"start_waiting": "2025-05-03T09:00:49.722616Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-15.png",
"player_count": 5
},
{
"id": 128090,
"name": "第五回ほたて会[第一回春風戦]高段リーグ（三段～六段）",
"director": {
"id": 1609909,
"username": "ほたて囲碁教室",
"country": "jp",
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 652.7412618189767,
"deviation": 127.46654126231485,
"volatility": 0.06004845959415647
}
},
"ranking": 5.041666221837165,
"professional": false,
"ui_class": ""
},
"description": "日時：令和7年5月3日(土)18：00～20：30\n\n※20：30には終了できますようご協力お願い致します\n\n対局開始方法：お時間になりますと、自動で対局が開始されます。OGSを開いてお待ち下さい。\n\n対局方法：総当たり戦（同時対局）\n\n着手方法：盤面ワンクリックで着手（打ち間違いに気をつけて下さい）or 盤面に石を打って画面右上のユーザー名下にある「着手決定」をクリック\n※皆様のOGSの設定により変わります\n\nzoom：使用しません\n\n飲食：自由\n\n対局中に席を離れても大丈夫です\n\n解散方法：全ての対局が終わり次第、各自終了です\n\n結果：この画面に表示されます and ほたて先生から報告します。\n\nこのリーグの参加者は↓↓\n\nnissi15 愛媛県 六段\n\nd3kobayashi 埼玉県 五段\n\ndaizo.kobayashi 埼玉県 五段\n\nRainbow55 東京 五段\n\ntetsuro1 兵庫県 三段",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 19147,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 15290,
"name": "ほたてオンライン",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 22,
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-05-03T09:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-05-03T09:00:49.704317Z",
"ended": "2025-05-03T11:51:32.684232Z",
"start_waiting": "2025-05-03T09:00:49.575906Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-15.png",
"player_count": 5
},
{
"id": 130137,
"name": "Blitz 19x19 Elimination Tournament 2025-07-04 09:30",
"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 Site-wide Tournament",
"schedule": {
"id": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20251027T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-10-27T21:00:43.082492Z",
"lead_time_seconds": 1800,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-10-28T01:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-07-04T09:30:30.178313Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-07-04T09:31:30.387510Z",
"ended": "2025-07-04T10:08:33.414395Z",
"start_waiting": "2025-07-04T09:31:30.181247Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5
},
{
"id": 130202,
"name": "Kranj 109",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 854.2247868983544,
"deviation": 63.857808994325104,
"volatility": 0.05991385768352834
}
},
"ranking": 11.26933001757444,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 38051,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 36000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 374,
"name": "Slovenija",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-07-11T15:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 6,
"max_ranking": 12,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-11T15:01:03.138763Z",
"ended": null,
"start_waiting": "2025-07-11T15:01:02.936437Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
"player_count": 14
},
{
"id": 128760,
"name": "Live 9x9 Double Elimination Tournament 2025-05-24 06:30",
"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 Site-wide Tournament",
"schedule": {
"id": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251027T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-10-27T18:00:43.046694Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-10-27T22:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-05-24T06:30:58.833857Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-05-24T06:32:00.227561Z",
"ended": "2025-05-24T07:30:17.636036Z",
"start_waiting": "2025-05-24T06:31:58.515590Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5
},
{
"id": 125354,
"name": "19x19 Open League #76",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1270.3554472785497,
"deviation": 69.48229580401292,
"volatility": 0.06013669716086155
}
},
"ranking": 20.456584484941406,
"professional": false,
"ui_class": ""
},
"description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 60,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-02-23T22:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-02-23T14:24:41.852035Z",
"ended": "2025-07-26T00:36:23.979703Z",
"start_waiting": "2025-02-23T14:24:41.137671Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10
}
]
}
