HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57653,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5408",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5406",
"results": [
{
"id": 58423,
"name": "Test Tournament 1",
"director": {
"id": 8591,
"username": "Paul Smith",
"country": "gb",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/137217ef964f2be1ed28638cde3f867f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1776.2649520202158,
"deviation": 81.46902594694446,
"volatility": 0.05998981464340914
}
},
"ranking": 28.21683666936091,
"professional": false,
"ui_class": ""
},
"description": "Test 9x9 tournament to see how it works",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 30,
"max_time": 60
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 4739,
"name": "British Go Association Youth",
"summary": "British Go Association's group for youth players. Some adult helpers are also members.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 155,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/32f8f5b2bf687d438316b083f862d81f-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-04-03T15:47:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2020-04-03T15:47:59.664667Z",
"ended": "2020-04-03T15:56:55.665281Z",
"start_waiting": "2020-04-03T15:47:59.352550Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/32f8f5b2bf687d438316b083f862d81f-15.png",
"player_count": 2
},
{
"id": 77027,
"name": "3/7 馬悅思\t鄭愛蕊",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1898.3468207617877,
"deviation": 71.28817954667363,
"volatility": 0.06041644550084839
}
},
"ranking": 29.755630942351214,
"professional": false,
"ui_class": ""
},
"description": "3/7 馬悅思\t鄭愛蕊",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 25,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 480,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7531,
"name": "傳碁 C班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 87,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-07-03T08:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-07-03T07:17:48.075177Z",
"ended": "2021-07-03T07:44:33.147634Z",
"start_waiting": "2021-07-03T07:17:48.012009Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 61445,
"name": "Beginners Correspondence 9x9 2020-06-04",
"director": {
"id": 748555,
"username": "EfimMorozov",
"country": "ru",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ef756d01b404f71e4436d12346fea256-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1347.64659919189,
"deviation": 65.26842296142198,
"volatility": 0.060160473087010204
}
},
"ranking": 21.82389456211891,
"professional": false,
"ui_class": ""
},
"description": "Let's play all the beginners",
"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": 143,
"name": "Deutsche Gruppe",
"summary": "Die Gruppe für alle Deutschsprachigen.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 750,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/be4d45d599a2563f696f98cd7136817c-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-06-04T12:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-04T12:00:19.631398Z",
"ended": "2020-08-13T06:56:48.688425Z",
"start_waiting": "2020-06-04T12:00:14.938504Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/be4d45d599a2563f696f98cd7136817c-15.png",
"player_count": 10
},
{
"id": 48785,
"name": "Correspondence 13x13 RoundRobin 2019-05-27 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20250903T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-09-03T19:00:15.388405Z",
"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": "2025-09-06T19:00:00Z",
"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": "2019-05-27T19:00:50.495614Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-27T20:54:14.213037Z",
"ended": "2019-08-02T09:08:16.492283Z",
"start_waiting": "2019-05-27T20:54:09.142729Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10
},
{
"id": 75754,
"name": "Shogi 将棋 9x9 LVIII",
"director": {
"id": 697149,
"username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
"country": "se",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1665.2715388700315,
"deviation": 71.21323820073493,
"volatility": 0.0598806998975717
}
},
"ranking": 26.723091679426847,
"professional": false,
"ui_class": ""
},
"description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": false,
"group": {
"id": 935,
"name": "Shogi 81Dojo",
"summary": "Group for Shogi players on 81Dojo",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 39,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-06-18T16:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-06-18T16:00:29.388821Z",
"ended": "2021-09-08T18:40:00.094644Z",
"start_waiting": "2021-06-18T16:00:29.223534Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
"player_count": 8
},
{
"id": 88513,
"name": "3 -> 鄭愛蕊 4 -> 李熒殷",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1898.3468207617877,
"deviation": 71.28817954667363,
"volatility": 0.06041644550084839
}
},
"ranking": 29.755630942351214,
"professional": false,
"ui_class": ""
},
"description": "3 -> 鄭愛蕊\n4 -> 李熒殷",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7531,
"name": "傳碁 C班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 87,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-04-10T08:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2022-04-10T07:42:58.372220Z",
"ended": "2022-04-10T08:21:42.628992Z",
"start_waiting": "2022-04-10T07:42:58.322956Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 106965,
"name": "SIM September League",
"director": {
"id": 1066928,
"username": "Arkhaya",
"country": "sg",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/392c557da0e8a154bcf860d082917ae3-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1745.7064342348563,
"deviation": 67.32393272787282,
"volatility": 0.06008917697655887
}
},
"ranking": 27.815102888895215,
"professional": false,
"ui_class": ""
},
"description": "SIM September League",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 89819,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 432000,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13099,
"name": "SIM Weiqi",
"summary": "Group for SIM Weiqi Members, alumni's and outsiders that join SIM Weiqi events and sessions",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 19,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/775fbe7b91bd5bcaa7a74aa3d7b2abed-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-09-01T04:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2023-09-01T04:00:10.987169Z",
"ended": "2023-11-03T12:03:50.082495Z",
"start_waiting": "2023-09-01T04:00:10.791552Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/775fbe7b91bd5bcaa7a74aa3d7b2abed-15.png",
"player_count": 6
},
{
"id": 60622,
"name": "19x19 Handicap Tourney",
"director": {
"id": 694692,
"username": "クネーデル",
"country": "001",
"icon": "https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1355.155719314861,
"deviation": 62.588009152408375,
"volatility": 0.05973145061764432
}
},
"ranking": 21.95252888874137,
"professional": false,
"ui_class": ""
},
"description": "Have fun everybody!",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"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": false,
"group": {
"id": 25,
"name": "Go Basics",
"summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 17397,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-05-20T20:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-05-19T23:01:43.546397Z",
"ended": "2022-08-04T14:54:08.388145Z",
"start_waiting": "2020-05-19T23:01:42.107245Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 32
},
{
"id": 20352,
"name": "Taiwanese",
"director": {
"id": 348886,
"username": "nicodaisuki",
"country": "tw",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/694a06c83a5d6994819e6524d57b4f13-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1724.605004636006,
"deviation": 65.88111689435804,
"volatility": 0.06003268569255853
}
},
"ranking": 27.533569588846934,
"professional": false,
"ui_class": ""
},
"description": "Taiwan is a country. Taiwan National Day!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 2419200,
"time_control_parameters": {
"time_control": "simple",
"per_move": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1144,
"name": "Taiwanese",
"summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 180,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fe3a174d07946483a6050a9acfa63393-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-10-10T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 17,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-10-10T15:00:52.112878Z",
"ended": "2019-11-22T21:34:40.689734Z",
"start_waiting": "2016-10-10T15:00:51.826856Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fe3a174d07946483a6050a9acfa63393-15.png",
"player_count": 7
},
{
"id": 46225,
"name": "Correspondence 19x19 RoundRobin 2019-03-06 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:20250902T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-09-02T19:00:14.892644Z",
"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": "2025-09-05T19:00:00Z",
"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": "2019-03-06T19:00:45.600432Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-03-06T19:01:29.341362Z",
"ended": "2019-05-02T18:07:50.604027Z",
"start_waiting": "2019-03-06T19:01:28.600150Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5
}
]
}
