HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58260,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=471",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=469",
"results": [
{
"id": 14694,
"name": "Correspondence 13x13 RoundRobin 2016-02-06 01:00",
"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:20251102T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-11-02T19:00:22.502681Z",
"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": "2025-11-05T19:00:00Z",
"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,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-02-06T01:00:37.195945Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-02-06T01:00:58.707488Z",
"ended": "2016-05-12T12:34:54.332908Z",
"start_waiting": "2016-02-06T01:00:57.466151Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 8
},
{
"id": 120569,
"name": "Kranj 87",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 848.3441479613836,
"deviation": 63.91544310272765,
"volatility": 0.05991232123759867
}
},
"ranking": 11.109410110689048,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 38051,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 36000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 374,
"name": "Slovenija",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-10-01T16:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 6,
"max_ranking": 12,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-10-01T16:00:58.550929Z",
"ended": "2025-03-11T08:30:00.960658Z",
"start_waiting": "2024-10-01T16:00:58.417962Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
"player_count": 6
},
{
"id": 102093,
"name": "Tournament01: 17/04/2023",
"director": {
"id": 1175667,
"username": "PPProm",
"country": "th",
"icon": "https://secure.gravatar.com/avatar/12507b959b9075059f6e1c43f0f27ba5?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 929.5238447430535,
"deviation": 66.65390974576505,
"volatility": 0.060037795123986826
}
},
"ranking": 13.224997673087842,
"professional": false,
"ui_class": ""
},
"description": "Welcome to Tournament01: 17/04/2023\n\nHave fun😊😊",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 174851,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 172800,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13102,
"name": "Online Go - OGS",
"summary": "Welcome to group “Online Go - OGS”\n\nHave fun😊😊",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 61,
"icon": "https://user-uploads.online-go.com/e8402476d566b538e57657b59dc9f91d-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-04-17T08:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-04-17T08:30:49.121887Z",
"ended": "2023-11-03T13:21:23.853248Z",
"start_waiting": "2023-04-17T08:30:48.918178Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e8402476d566b538e57657b59dc9f91d-15.png",
"player_count": 15
},
{
"id": 110880,
"name": "12 ราศี ซ้อมครั้งที่ 3",
"director": {
"id": 1483342,
"username": "pichapha",
"country": "un",
"icon": "https://user-uploads.online-go.com/b372c4b1011cdf5b46b2baa8210ce1ea-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1476.3951499292054,
"deviation": 137.78157218302658,
"volatility": 0.060018702094846346
}
},
"ranking": 23.936183803869028,
"professional": false,
"ui_class": ""
},
"description": "กระดาน 9×9",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 34,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2276,
"name": "คัดตัวนักกีฬาหมากล้อม มปน.",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 105,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-12-22T01:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2023-12-22T00:59:01.466244Z",
"ended": "2023-12-22T01:18:58.419643Z",
"start_waiting": "2023-12-22T00:59:01.364121Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 73849,
"name": "3rd 13x13 Air Tournament: Group B",
"director": {
"id": 473434,
"username": "DoubleSente",
"country": "us",
"icon": "https://user-uploads.online-go.com/7a52b9c53ec155ff3c7d9a45c75edecf-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1882.5263271397364,
"deviation": 63.02551993534819,
"volatility": 0.05999072330632302
}
},
"ranking": 29.561894442583306,
"professional": false,
"ui_class": ""
},
"description": "Top two will progress to the final round!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88320,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3777,
"name": "Atlanta Go Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 86,
"icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-19T16:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-04-19T16:00:44.845810Z",
"ended": "2021-05-12T23:49:49.984333Z",
"start_waiting": "2021-04-19T16:00:44.227638Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-15.png",
"player_count": 5
},
{
"id": 74471,
"name": "Fast Correspondence 2021-05-03",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1576.6058983592984,
"deviation": 62.39509712483839,
"volatility": 0.05973302369801668
}
},
"ranking": 25.456466614065288,
"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": 796,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-03T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-03T00:00:32.215273Z",
"ended": "2021-06-07T20:05:16.884895Z",
"start_waiting": "2021-05-03T00:00:29.922346Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10
},
{
"id": 78588,
"name": "Correspondence 9x9 RoundRobin 2021-08-09 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:20251103T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-03T19:00:22.667655Z",
"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": "2025-11-06T19:00:00Z",
"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": "2021-08-09T19:00:28.178146Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-09T19:00:29.917339Z",
"ended": "2021-08-30T07:24:07.773302Z",
"start_waiting": "2021-08-09T19:00:28.762336Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 75526,
"name": "Monday 24 May 2021 tournament",
"director": {
"id": 740165,
"username": "szproszczytek",
"country": "_Scotland",
"icon": "https://user-uploads.online-go.com/2bf8d743b1993c76c2759fce0ce5432d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2053.733837221348,
"deviation": 73.93692707212678,
"volatility": 0.06005991186470912
}
},
"ranking": 31.57698282790967,
"professional": false,
"ui_class": "supporter"
},
"description": "Monday 24 May 2021 tournament",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": false,
"group": {
"id": 4568,
"name": "Scotland Youth Team",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 64,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-24T15:24:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-05-24T15:24:59.942266Z",
"ended": "2021-05-24T15:55:08.298344Z",
"start_waiting": "2021-05-24T15:24:59.826203Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 3583,
"name": "test your kiai",
"director": {
"id": 61468,
"username": "orplus",
"country": "gf",
"icon": "https://secure.gravatar.com/avatar/3fb96a4b0aa3ee612875f322da12034f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1407.103511390156,
"deviation": 61.92125026532194,
"volatility": 0.05962915318746959
}
},
"ranking": 22.823361849733868,
"professional": false,
"ui_class": ""
},
"description": "a fun tournament to test kiai and every attacking style. But you can play as you like",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 242,
"name": "la cité du joueur perdu",
"summary": "A place to learn, test, experiment, invent. Not necessarily in a conventional manner but with respect and joy in order to become stronger and face masters (one day more or less close)",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 52,
"icon": "https://user-uploads.online-go.com/ab692de4f0fc622aebfcedfaa181fdb0-64.png"
},
"auto_start_on_max": false,
"time_start": "2014-12-27T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 21,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2014-12-27T16:59:58.674371Z",
"ended": "2014-12-27T17:18:10.267895Z",
"start_waiting": "2014-12-27T16:59:58.491635Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ab692de4f0fc622aebfcedfaa181fdb0-15.png",
"player_count": 12
},
{
"id": 92452,
"name": "OST - Olympic System Tournament",
"director": {
"id": 1033608,
"username": "NetCat",
"country": "_United_Federation_of_Planets",
"icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1406.6650193080409,
"deviation": 70.55993802829255,
"volatility": 0.06003444046653894
}
},
"ranking": 22.81614654991628,
"professional": false,
"ui_class": ""
},
"description": "Olympic System Tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"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": 11969,
"name": "OST GO",
"summary": "For Olympic tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-08-08T05:08:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-08T05:08:46.171948Z",
"ended": "2023-06-13T20:48:42.262048Z",
"start_waiting": "2022-08-08T05:08:45.895643Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png",
"player_count": 24
}
]
}