HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58736,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5160",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5158",
"results": [
{
"id": 13288,
"name": "Polish Group Tournament - January 2016",
"director": {
"id": 117423,
"username": "PawelD",
"country": "pl",
"icon": "https://secure.gravatar.com/avatar/fd36ab1329312b56976df28231035546?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1523.564384326849,
"deviation": 64.07252902461363,
"volatility": 0.059504014410753585
}
},
"ranking": 24.664232141378616,
"professional": false,
"ui_class": ""
},
"description": "Polish Group Tournament - January 2016",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 7,
"name": "Polish Go Players",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 449,
"icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-01-01T10:50:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-01-01T10:50:49.969407Z",
"ended": "2016-05-30T07:27:27.871555Z",
"start_waiting": "2016-01-01T10:50:48.862410Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 9913,
"name": "Blitz 13x13 Swiss Tournament 2015-08-13 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:20251219T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-19T07:01:03.462573Z",
"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": "2025-12-19T11:00:00Z",
"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": "2015-08-13T19:30:44.892798Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-08-13T19:30:46.472645Z",
"ended": "2015-08-13T20:26:53.037553Z",
"start_waiting": "2015-08-13T19:30:46.356055Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 7,
"ranked": true
},
{
"id": 80474,
"name": "2ª ETAPA - ESTUDANTES",
"director": {
"id": 805908,
"username": "marcosrczr",
"country": "br",
"icon": "https://secure.gravatar.com/avatar/6b2772f241c4e75eb7373fa32b3283b9?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 917.6243027324846,
"deviation": 66.44761086575319,
"volatility": 0.06001801279592092
}
},
"ranking": 12.926723591689818,
"professional": false,
"ui_class": ""
},
"description": "Evento destinado aos ESTUDANTES da Rede Municipal de Ensino de São Paulo.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6411,
"name": "CIRCUITO ONLINE SME-SP",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 479,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-09-29T22:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-09-29T22:30:08.078905Z",
"ended": "2021-09-29T23:20:19.376796Z",
"start_waiting": "2021-09-29T22:30:07.642171Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
"player_count": 14,
"ranked": true
},
{
"id": 9908,
"name": "Live 19x19 Swiss Tournament 2015-08-13 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:20251219T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-19T04:01:03.278829Z",
"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": "2025-12-19T08:00:00Z",
"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": "2015-08-13T16:30:34.656159Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-08-13T16:30:36.506258Z",
"ended": "2015-08-13T19:34:50.200187Z",
"start_waiting": "2015-08-13T16:30:36.391394Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6,
"ranked": true
},
{
"id": 108037,
"name": "The 58th 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。これは第五十八回村瀬碁グループ定例トーナメントです。2023年10月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 58th tournament that starts on October 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": "2023-10-26T23:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-10-26T23:00:39.351774Z",
"ended": "2024-06-07T21:20:47.765209Z",
"start_waiting": "2023-10-26T23:00:36.591466Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 47,
"ranked": true
},
{
"id": 107673,
"name": "Blitz 13x13 Swiss Tournament 2023-09-20 11:30",
"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:20251219T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-19T07:01:03.462573Z",
"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": "2025-12-19T11:00:00Z",
"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": "2023-09-20T11:30:58.203018Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-09-20T11:30:58.400480Z",
"ended": "2023-09-20T12:05:00.853637Z",
"start_waiting": "2023-09-20T11:30:58.242689Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 8,
"ranked": true
},
{
"id": 79311,
"name": "Live 19x19 Swiss Tournament 2021-08-27 00:30",
"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:20251219T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-19T04:01:03.278829Z",
"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": "2025-12-19T08:00:00Z",
"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": "2021-08-27T00:30:40.278523Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-08-27T00:30:41.401135Z",
"ended": "2021-08-27T01:41:05.403412Z",
"start_waiting": "2021-08-27T00:30:41.183061Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 7,
"ranked": true
},
{
"id": 103178,
"name": "Blitz 13x13 Swiss Tournament 2023-05-13 07:30",
"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:20251219T070000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-12-19T07:01:03.462573Z",
"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": "2025-12-19T11:00:00Z",
"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": "2023-05-13T07:30:00.062547Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-05-13T07:30:00.216404Z",
"ended": "2023-05-13T08:20:18.972721Z",
"start_waiting": "2023-05-13T07:30:00.092484Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 7,
"ranked": true
},
{
"id": 71248,
"name": "Sunda Clouded Leopard on Camera Trap",
"director": {
"id": 109488,
"username": "DVbS78rkR7NVe",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2026.1476299885521,
"deviation": 66.05609734432652,
"volatility": 0.059874270189468615
}
},
"ranking": 31.26391960044579,
"professional": false,
"ui_class": ""
},
"description": "<embed width=\"560\" height=\"315\" src=\"https://www.youtube.com/embed/brkrxckhE3I\"></embed>",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6124,
"name": "Leopard's Resting Tree",
"summary": "A little corner for cat tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 311,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-02-17T13:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-02-17T13:00:45.137231Z",
"ended": "2021-11-30T21:02:31.915544Z",
"start_waiting": "2021-02-17T13:00:44.754359Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 13,
"ranked": true
},
{
"id": 9905,
"name": "Title match for: Tianyuan Nines Title Tournament 2014",
"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": "Title match for: Tianyuan Nines Title Tournament 2014 (mark5000 vs pollemand)",
"schedule": null,
"title": {
"id": 14,
"name": "Tianyuan Nines Title Tournament",
"holder": {
"id": 64817,
"username": "mark5000",
"country": "us",
"icon": "https://user-uploads.online-go.com/9b5320a244a5d988372d7e6e830a8fbe-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2270.659714552681,
"deviation": 77.03027880500365,
"volatility": 0.06048467922782631
}
},
"ranking": 33.90149497699914,
"professional": false,
"ui_class": "supporter moderator"
},
"rules": "chinese",
"tournament_type": "s_mcmahon"
},
"tournament_type": "s_title",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-08-13T13:41:33.306279Z",
"ended": "2015-08-26T00:00:25.018712Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/tianyuan_9.png",
"player_count": 0,
"ranked": true
}
]
}