HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58162,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=159",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=157",
"results": [
{
"id": 92589,
"name": "The 47th Murase Go Group Tournament",
"director": {
"id": 449215,
"username": "SM-SYaKo",
"country": "jp",
"icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1182.178471692773,
"deviation": 63.45983688838135,
"volatility": 0.060058455061893425
}
},
"ranking": 18.79122343818162,
"professional": false,
"ui_class": ""
},
"description": "毎月27日に開催される定例トーナメントです。これは第四十七回村瀬碁グループ定例トーナメントです。2022年8月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 47th tournament that starts on August 27th, 2022.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21840,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 18000,
"initial_time": 345600,
"max_time": 345600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2389,
"name": "Murase Go Group",
"summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 93,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-08-26T23:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-26T23:00:49.863529Z",
"ended": "2023-03-09T02:53:30.744121Z",
"start_waiting": "2022-08-26T23:00:48.487825Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 26
},
{
"id": 97919,
"name": "1 step/day",
"director": {
"id": 984504,
"username": "Squirrelder 松鼠長老",
"country": "tw",
"icon": "https://user-uploads.online-go.com/d3f23d9e084effcc318f1e7a29013710-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1324.3772834223005,
"deviation": 115.10590553017228,
"volatility": 0.06000009420983113
}
},
"ranking": 21.420680891934346,
"professional": false,
"ui_class": ""
},
"description": "Just for fun, not for others.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11838,
"name": "蕭兔孽徒團 (Xiao Tu Legion)",
"summary": "本群是黑嘉嘉成人班學員們在OGS開的社團,歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 317,
"icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-12-30T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-12-30T00:00:59.675986Z",
"ended": "2023-07-26T21:21:05.805714Z",
"start_waiting": "2022-12-30T00:00:56.904585Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png",
"player_count": 45
},
{
"id": 47052,
"name": "1st Continental Go World Cup-Qualification Phase for Europa: Category 19-15k: Semi-Final: FabienChiron VS Guizmonium",
"director": {
"id": 48251,
"username": "Mitsunari",
"country": "fr",
"icon": "https://user-uploads.online-go.com/255f362392d68eb9c9f4cacbae4ff907-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1629.193068146654,
"deviation": 64.7148976005641,
"volatility": 0.06031618958872138
}
},
"ranking": 26.216029022297818,
"professional": false,
"ui_class": ""
},
"description": "The game opposing FabienChiron to Guizmonium. The winner will be qualified for the final phase. Best of luck!!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 172800,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2514,
"name": "Continental and World Go Cups Group",
"summary": "You want to become World Champion or a Continental champion? Join us :)",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 523,
"icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-04-30T21:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2019-03-31T20:39:27.001461Z",
"ended": "2019-06-12T19:20:20.228381Z",
"start_waiting": "2019-03-31T20:39:26.815213Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
"player_count": 2
},
{
"id": 70452,
"name": "馬彥彬 VS 陳日祈",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://user-uploads.online-go.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": "馬彥彬 VS 陳日祈",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 480,
"period_time": 10,
"periods": 2
},
"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": "2021-01-23T04:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-01-23T03:49:11.996714Z",
"ended": "2021-01-23T04:05:33.426300Z",
"start_waiting": "2021-01-23T03:49:11.878329Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 70449,
"name": "111111111111111111111",
"director": {
"id": 920634,
"username": "rvbnyrcuk",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/a9c60409e3f428967c70542b8609475b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1087.890033203187,
"deviation": 293.0450033106518,
"volatility": 0.06000360767895644
}
},
"ranking": 16.86702257082279,
"professional": false,
"ui_class": "provisional"
},
"description": "r5rrrrrrrrrrrrrrrrrrrrrr",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 0,
"time_control_parameters": {
"system": "none",
"time_control": "none",
"speed": "correspondence",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8054,
"name": ";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-01-23T04:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 1
},
{
"id": 132861,
"name": "2025十一国庆杯",
"director": {
"id": 1864725,
"username": "符某人",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/7ad22243317396f41e7ffbed69dfa802?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1426.0788598354125,
"deviation": 71.8536700134711,
"volatility": 0.05999936138905414
}
},
"ranking": 23.133462526203015,
"professional": false,
"ui_class": ""
},
"description": "这是一个全中国人民值得共同高兴和欢呼的日子。",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 436787,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 432000,
"initial_time": 604800,
"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": 17509,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-09-30T16:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-30T16:00:48.994839Z",
"ended": null,
"start_waiting": "2025-09-30T16:00:48.879805Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 6
},
{
"id": 74333,
"name": "24/4 馬悅思\t何信霆",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://user-uploads.online-go.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": "24/4 馬悅思\t何信霆",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 20,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 480,
"period_time": 15,
"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": "2021-04-24T04:10:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-04-24T03:56:51.077866Z",
"ended": "2021-04-24T04:18:47.337053Z",
"start_waiting": "2021-04-24T03:56:51.006780Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 46132,
"name": "The 8th Murase Go Group Tournament",
"director": {
"id": 449215,
"username": "SM-SYaKo",
"country": "jp",
"icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1182.178471692773,
"deviation": 63.45983688838135,
"volatility": 0.060058455061893425
}
},
"ranking": 18.79122343818162,
"professional": false,
"ui_class": ""
},
"description": "毎月27日に開催される定例トーナメントです。これは第八回村瀬碁グループ定例トーナメントです。2019年3月27日に開始されます。\n\nA tournament that happens every month on 27th. This is the 8th tournament starts on March 27th, 2019.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21840,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 345600,
"max_time": 604800,
"time_increment": 18000,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2389,
"name": "Murase Go Group",
"summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 93,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-03-27T12:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-03-27T12:00:45.683892Z",
"ended": "2019-08-21T07:04:17.368009Z",
"start_waiting": "2019-03-27T12:00:44.949808Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 5
},
{
"id": 131434,
"name": "Houston Go Club - Round Robin Correspondence Tournament (8/21/25)",
"director": {
"id": 473476,
"username": "ajiadjuster",
"country": "us",
"icon": "https://user-uploads.online-go.com/ebb423553f55ca1ecf44905005fd586b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1967.4806644780633,
"deviation": 70.00199233526426,
"volatility": 0.05979425067210157
}
},
"ranking": 30.583717108002624,
"professional": false,
"ui_class": "supporter"
},
"description": "Everyone plays everyone once, simultaneously. (If the tournament is full with 8 players, each individual will have 7 simultaneous games.)",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1274,
"name": "Houston Go Club",
"summary": "Playing go online and at real boards in Houston, Texas.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 78,
"icon": "https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-08-21T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-08-16T20:09:09.215498Z",
"ended": null,
"start_waiting": "2025-08-16T20:09:08.861515Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-15.png",
"player_count": 8
},
{
"id": 47104,
"name": "Live 9x9 Double Elimination Tournament",
"director": {
"id": 432602,
"username": "o.leleo",
"country": "th",
"icon": "https://secure.gravatar.com/avatar/f6fa2be305239bdc9b93d80703612e51?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1315.64623990902,
"deviation": 63.356509083193096,
"volatility": 0.06000905850497864
}
},
"ranking": 21.267557715221816,
"professional": false,
"ui_class": ""
},
"description": "Automatic Sitewide Tournament",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 18,
"time_control_parameters": {
"period_time": 15,
"main_time": 300,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 3,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"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": 17509,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-04-02T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-04-09T03:05:21.413155Z",
"ended": "2019-04-09T03:16:51.857693Z",
"start_waiting": "2019-04-09T03:05:21.018210Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4
}
]
}