HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58308,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5555",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-first_pairing_method&page=5553",
"results": [
{
"id": 107808,
"name": "HAPPY GO #41 Double Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1913.8662106628967,
"deviation": 73.08353977809503,
"volatility": 0.05984138605357582
}
},
"ranking": 29.94411771262838,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-10-01T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 33,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-10-01T04:00:33.659349Z",
"ended": "2024-04-05T20:44:21.602674Z",
"start_waiting": "2023-10-01T04:00:33.574680Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 5
},
{
"id": 94408,
"name": "9x9 Open D.E. Cup #40",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1292.2022452062233,
"deviation": 71.09956782956624,
"volatility": 0.06013918489974378
}
},
"ranking": 20.85131950077235,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-09-18T20:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-09-16T01:55:45.410150Z",
"ended": "2023-02-27T04:55:14.577134Z",
"start_waiting": "2022-09-16T01:55:45.270318Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 8
},
{
"id": 4486,
"name": "Live 19x19 Swiss Tournament 2015-01-23 16:30",
"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 Sitewide Tournament",
"schedule": {
"id": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251110T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-10T12:00:12.452151Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-11-10T16:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2015-01-23T16:30:56.772231Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-01-23T16:30:58.632944Z",
"ended": "2015-01-23T18:02:59.799376Z",
"start_waiting": "2015-01-23T16:30:58.529308Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 121592,
"name": "19x19 Open D.E. Cup #87",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1292.2022452062233,
"deviation": 71.09956782956624,
"volatility": 0.06013918489974378
}
},
"ranking": 20.85131950077235,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 61,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-11-03T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-11-02T08:45:40.282708Z",
"ended": null,
"start_waiting": "2024-11-02T08:45:40.168878Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8
},
{
"id": 108039,
"name": "The 59th 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。これは第五十九回村瀬碁グループ定例トーナメントです。2023年11月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 59th tournament that starts on November 27th, 2023.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 20735,
"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": "2023-11-26T23:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-26T23:00:56.326080Z",
"ended": "2024-05-31T22:19:01.751156Z",
"start_waiting": "2023-11-26T23:00:54.029117Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 33
},
{
"id": 67170,
"name": "Blitz 13x13 Swiss Tournament 2020-10-28 19:30",
"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 Sitewide Tournament",
"schedule": {
"id": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251110T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-10T11:00:12.444886Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-11-10T15:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2020-10-28T19:30:06.157395Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-10-28T19:31:04.807246Z",
"ended": "2020-10-28T20:18:36.345292Z",
"start_waiting": "2020-10-28T19:31:04.419154Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 130758,
"name": "Blitz 13x13 Swiss Tournament 2025-07-23 23:30",
"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": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20251110T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-10T11:00:12.444886Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-11-10T15:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-07-23T23:30:54.885014Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-07-23T23:31:54.957484Z",
"ended": "2025-07-24T00:00:30.025765Z",
"start_waiting": "2025-07-23T23:31:54.881393Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 97518,
"name": "高级初段比赛",
"director": {
"id": 591776,
"username": "Liu Han 汉",
"country": "cn",
"icon": "https://user-uploads.online-go.com/fb38c464e77bb7626859d415b4845935-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1214.7759921484173,
"deviation": 64.9194120588266,
"volatility": 0.05995989624304963
}
},
"ranking": 19.420921780544585,
"professional": false,
"ui_class": ""
},
"description": "大家接触切磋下",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 9573,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 1209600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12420,
"name": "刘氏棋手 刘氏家族",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://user-uploads.online-go.com/fb38c464e77bb7626859d415b4845935-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-12-13T10:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 20,
"max_ranking": 32,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-13T10:00:20.297524Z",
"ended": "2023-02-10T10:36:08.258546Z",
"start_waiting": "2022-12-13T10:00:20.174833Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/fb38c464e77bb7626859d415b4845935-15.png",
"player_count": 8
},
{
"id": 118413,
"name": "9x9 New Zealand Open D.E. #7",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1375.8309914548945,
"deviation": 67.96862811490783,
"volatility": 0.06063903861397135
}
},
"ranking": 22.303055453106015,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"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": false,
"group": {
"id": 14024,
"name": "New Zealand Ladders",
"summary": "Group for ladders and tournaments that use New Zealand rules.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 81,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-08-17T03:09:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-08-15T19:30:43.880387Z",
"ended": "2024-12-22T12:54:07.924842Z",
"start_waiting": "2024-08-15T19:30:43.756085Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 8
},
{
"id": 99622,
"name": "Take your time",
"director": {
"id": 913479,
"username": "Mr Potatoman",
"country": "hk",
"icon": "https://user-uploads.online-go.com/5fddbd7cdb2de23007c72e2f87b9db48-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1563.3501315705255,
"deviation": 66.17052905288448,
"volatility": 0.06002924917541489
}
},
"ranking": 25.261003479359843,
"professional": false,
"ui_class": ""
},
"description": "extremely long games",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 883147,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 2419200,
"period_time": 864000,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2478,
"name": "British Go Association (BGA)",
"summary": "A few simple rules ... limitless possibilities",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 322,
"icon": "https://user-uploads.online-go.com/53d209072b51206547b4bfacb56f5652-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-02-02T00:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-22T16:12:49.688429Z",
"ended": "2025-10-07T21:26:16.096547Z",
"start_waiting": "2023-07-22T16:12:49.544365Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/53d209072b51206547b4bfacb56f5652-15.png",
"player_count": 4
}
]
}
