HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58700,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5080",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5078",
"results": [
{
"id": 27787,
"name": "Celestial june Mcmahon",
"director": {
"id": 442364,
"username": "acount4103",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/662b5af3b03717f0ec843dcdaa72211f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1716.8733327156694,
"deviation": 63.24289762535955,
"volatility": 0.0601474446501545
}
},
"ranking": 27.429551205730498,
"professional": false,
"ui_class": ""
},
"description": "June tournament",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 133440,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 345600,
"max_time": 604800,
"time_increment": 129600,
"speed": "correspondence"
},
"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": "2017-06-06T22:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-06-14T07:05:47.896527Z",
"ended": "2018-08-20T14:02:55.602228Z",
"start_waiting": "2017-06-14T07:05:47.351336Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 70802,
"name": "1月歷碁賽第三輪 莫霆軒 VS 黃見希",
"director": {
"id": 928963,
"username": "傳碁學園-歷碁賽",
"country": "hk",
"icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "1月歷碁賽第三輪 莫霆軒 VS 黃見希",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 1500
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8175,
"name": "歷碁賽 A組",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 9,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-01-31T05:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-01-31T04:02:20.519715Z",
"ended": "2021-01-31T04:39:56.954828Z",
"start_waiting": "2021-01-31T04:02:20.458739Z",
"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": 67951,
"name": "Fast Correspondence 2020-11-23",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1588.1543621874353,
"deviation": 62.71960340021569,
"volatility": 0.05973071323930564
}
},
"ranking": 25.625419774662372,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30720,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 28800,
"initial_time": 172800,
"max_time": 172800
},
"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": 801,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-11-23T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-11-23T00:00:12.239631Z",
"ended": "2021-01-06T06:22:08.207343Z",
"start_waiting": "2020-11-23T00:00:09.193030Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 68160,
"name": "Correspondence 9x9 RoundRobin 2020-11-24 19:00",
"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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251212T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-12T19:00:50.637322Z",
"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": "2025-12-15T19:00:00Z",
"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": "2020-11-24T19:00:00.027500Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-11-24T19:00:44.197174Z",
"ended": "2020-12-21T11:29:39.564478Z",
"start_waiting": "2020-11-24T19:00:41.149046Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 63673,
"name": "事前シュミレーション7",
"director": {
"id": 785391,
"username": "sum7",
"country": "jp",
"icon": "https://secure.gravatar.com/avatar/4c3c6cbe1cab7aa2013e7d7fb506b12a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1727.6497529896158,
"deviation": 103.84892805540841,
"volatility": 0.06001745520626601
}
},
"ranking": 27.574404317226268,
"professional": false,
"ui_class": ""
},
"description": "事前シュミレーション",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 120,
"period_time": 30,
"periods": 1
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6396,
"name": "KAKA囲碁部Ⅱ",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 22,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-07-29T05:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-07-29T04:23:25.764823Z",
"ended": "2020-07-29T04:28:00.562762Z",
"start_waiting": "2020-07-29T04:23:25.727597Z",
"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": 68271,
"name": "Correspondence 9x9 RoundRobin 2020-11-27 19:00",
"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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251212T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-12T19:00:50.637322Z",
"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": "2025-12-15T19:00:00Z",
"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": "2020-11-27T19:00:52.016845Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-11-27T19:00:57.672895Z",
"ended": "2021-01-07T10:33:45.469185Z",
"start_waiting": "2020-11-27T19:00:54.615978Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 105448,
"name": "Correspondence 13x13 RoundRobin 2023-07-17 19:00",
"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:20251214T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-14T19:00:49.070896Z",
"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": "2025-12-17T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2023-07-17T19:00:48.044608Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-17T19:00:48.748206Z",
"ended": "2023-08-14T10:31:42.641897Z",
"start_waiting": "2023-07-17T19:00:48.276961Z",
"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
},
{
"id": 68782,
"name": "Correspondence 19x19 RoundRobin 2020-12-10 19:00",
"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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251213T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-13T19:00:16.114065Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-12-16T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2020-12-10T19:00:59.934473Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-12-10T19:01:03.399911Z",
"ended": "2021-03-18T23:15:24.133729Z",
"start_waiting": "2020-12-10T19:01:01.222116Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 70161,
"name": "Hietzing",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 829.3659685300282,
"deviation": 63.70829844524693,
"volatility": 0.05991115081900641
}
},
"ranking": 10.585644305711897,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 24480,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 21600,
"initial_time": 259200,
"max_time": 345600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 445,
"name": "Go7wien",
"summary": "Wiener Go Klub",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 63,
"icon": "https://user-uploads.online-go.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-01-15T19:00:00Z",
"players_start": 2,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 14,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-15T18:53:19.884250Z",
"ended": "2021-04-16T06:12:29.602537Z",
"start_waiting": "2021-01-15T18:53:19.730995Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 104312,
"name": "Mid-Speed Open (19, L3) #3",
"director": {
"id": 1303195,
"username": "eaglejoy",
"country": "001",
"icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1814.5278273894323,
"deviation": 67.29577928717005,
"volatility": 0.05999029476123887
}
},
"ranking": 28.710220246475455,
"professional": false,
"ui_class": ""
},
"description": "<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": 29484,
"time_control_parameters": {
"system": "canadian",
"time_control": "canadian",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 86400,
"period_time": 86400,
"stones_per_period": 3
},
"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": "2023-06-19T13:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 24,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-06-18T12:29:18.707245Z",
"ended": "2023-06-30T15:29:26.723463Z",
"start_waiting": "2023-06-18T12:29:18.496961Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png",
"player_count": 6,
"ranked": true
}
]
}
