HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57736,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=5384",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=5382",
"results": [
{
"id": 44916,
"name": "Janeiro 2019 · C",
"director": {
"id": 307866,
"username": "swafaron",
"country": "br",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c62da84b968b7d03ab1235c4e4988c13-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1712.1086696266868,
"deviation": 63.28125793279908,
"volatility": 0.0598324213901762
}
},
"ranking": 27.365216064032772,
"professional": false,
"ui_class": ""
},
"description": "Janeiro 2019 · C",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31680,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 28800,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1527,
"name": "Brasil",
"summary": "Ponto de encontro dos jogadores brasileiros",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 474,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-01-27T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 12,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-01-27T10:00:28.396995Z",
"ended": "2019-10-25T16:28:16.879099Z",
"start_waiting": "2019-01-27T10:00:27.893942Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png",
"player_count": 14
},
{
"id": 52410,
"name": "Live 9x9 Double Elimination Tournament 2019-09-27 14:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20250914T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-09-14T18:00:34.415560Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-09-14T22:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-09-27T14:30:56.029727Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-09-27T14:31:05.030776Z",
"ended": "2019-09-27T15:14:21.218661Z",
"start_waiting": "2019-09-27T14:31:03.017636Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 14
},
{
"id": 47017,
"name": "9x9 Lovers Dan Bracket",
"director": {
"id": 620746,
"username": "9x9 Lover num.3524",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/a993c9c1a006353ba6912cf5a4d762f4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1600.5988747154418,
"deviation": 66.79698692838825,
"volatility": 0.059976129930831824
}
},
"ranking": 25.80611229378819,
"professional": false,
"ui_class": ""
},
"description": "Weekly 9x9 Lovers tournament: This one for Dan players. Winners invited to compete amongst winners of all brackets.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"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": 674,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-04-06T01:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 30,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-04-06T01:00:43.876984Z",
"ended": "2019-09-10T05:49:57.858804Z",
"start_waiting": "2019-04-06T01:00:42.947324Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 14
},
{
"id": 3381,
"name": "Winter 2014 Canadian Open 19x19",
"director": {
"id": 33792,
"username": "deleted-e8f64a4c-6d99-4c22-ae3c-aacdf16941a9",
"country": "zz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b40446e0ef59e0abf04f8ed9be5ca84b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1622.3831471314238,
"deviation": 67.06012209323173,
"volatility": 0.06060078427531681
}
},
"ranking": 26.119060726576542,
"professional": false,
"ui_class": ""
},
"description": "Canadian Go Association (http://go-canada.org/) autumn open tournament 2014.\n\nOffered by Manitoba Go Association; doing our part to keep go alive in Canada.\n\nThis is an open tournament for all skill levels.\n\nKeep an eye on the time and rule set.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 39,
"name": "Canadian Go Players",
"summary": "Canadian Go Association",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 546,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
},
"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": true,
"exclusivity": "open",
"started": "2014-12-31T19:55:00.723749Z",
"ended": "2019-08-13T04:52:38.790529Z",
"start_waiting": "2014-12-31T19:55:00.103661Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
"player_count": 14
},
{
"id": 38842,
"name": "Open South African Correspondence Tournament",
"director": {
"id": 340772,
"username": "BrodieRatel13",
"country": "gb",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c8b63c78dd02770d6958ab3df61ceade-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 934.0446719602461,
"deviation": 63.11106846834343,
"volatility": 0.05991485139587812
}
},
"ranking": 13.33731697279963,
"professional": false,
"ui_class": ""
},
"description": "Fun tournament for South Africans and people who are from South Africa but live overseas. Open to anyone in the group who would like to join. The main purpose is to help members meet other players, and get some game time with like-minded people.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 1209600,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 33,
"name": "South African Group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 160,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4b7f5e1250042807f5a4cefeaad5dea-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-07-09T13:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2018-07-09T13:00:24.053191Z",
"ended": "2019-07-29T09:39:28.064607Z",
"start_waiting": "2018-07-09T13:00:21.952535Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4b7f5e1250042807f5a4cefeaad5dea-15.png",
"player_count": 14
},
{
"id": 46624,
"name": "9x9 D.E. (Chinese Rules)",
"director": {
"id": 582363,
"username": "EagleEye",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9280f8ad3a78be41ed99ab34396e9646-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1112.2104026593283,
"deviation": 63.20164792269633,
"volatility": 0.06002478445949194
}
},
"ranking": 17.37885328374442,
"professional": false,
"ui_class": ""
},
"description": "###All Rank Grinder\n\n☆ BEGINS ON START DATE. FULL OR NOT.\n\n☆ Does NOT pause on the weekend.\n\n☆ Double Elimination, 8 to 16 players, Chinese Rules/Scoring\n\n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ If this sounds like a good time to you, please join us!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 259200,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 595,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-03-31T01:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-03-31T01:00:30.041173Z",
"ended": "2019-07-11T04:39:08.308421Z",
"start_waiting": "2019-03-31T01:00:29.440371Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 14
},
{
"id": 40436,
"name": "Single Elimination Fall 2018",
"director": {
"id": 58404,
"username": "zake",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/53fa5da73689f8422753213f452e4273-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1086.8886245084586,
"deviation": 65.68132410620167,
"volatility": 0.05992184646363344
}
},
"ranking": 16.845703055993813,
"professional": false,
"ui_class": ""
},
"description": "Hikaru No Go Club Single Elimination Four Day Correspondence Tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 345600,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 420,
"name": "Hikaru no go club",
"summary": "Sai is the way.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 749,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-09-27T19:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2018-09-27T19:00:24.777762Z",
"ended": "2019-05-31T22:34:39.583680Z",
"start_waiting": "2018-09-27T19:00:21.746473Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
"player_count": 14
},
{
"id": 36896,
"name": "Are you ready to Go?!",
"director": {
"id": 527552,
"username": "blazikin55",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/ffb99ef73f8cb3315e0b156d20b9c000?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 761.9185757420156,
"deviation": 80.53599704685487,
"volatility": 0.05998951455447323
}
},
"ranking": 8.622019137000482,
"professional": false,
"ui_class": ""
},
"description": "Bad pun aside, this is my first tournament. Hope you all enjoy!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 43,
"name": "Kyu Level Study Group",
"summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8726,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-05-04T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-05-04T13:00:12.319164Z",
"ended": "2019-02-18T13:14:43.703836Z",
"start_waiting": "2018-05-04T13:00:10.982820Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 14
},
{
"id": 40043,
"name": "Meme Go Group Tournament SS3",
"director": {
"id": 463304,
"username": "Jim GWW",
"country": "th",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/8112ea51fdc115e074a1943fedb03ac7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1679.9234722131403,
"deviation": 63.655286730890595,
"volatility": 0.05963216680992718
}
},
"ranking": 26.92588668830054,
"professional": false,
"ui_class": ""
},
"description": "ลุยกันต่อ ไม่ท้อเเม้โดนอัด...",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"period_time": 86400,
"main_time": 259200,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 10,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2571,
"name": "Go World Wide",
"summary": "enjoy",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 88,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/889d994a8e18efb0db03c85b562aaad1-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-08-19T04:59:00Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-08-19T04:59:34.743201Z",
"ended": "2018-12-18T09:40:26.045234Z",
"start_waiting": "2018-08-19T04:59:34.110057Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/889d994a8e18efb0db03c85b562aaad1-15.png",
"player_count": 14
},
{
"id": 28212,
"name": "Eye of the Tiger",
"director": {
"id": 433823,
"username": "dudeman",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4eb746941c589bce1fd139b3e01f6497-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1665.7681442630949,
"deviation": 69.65737561357963,
"volatility": 0.059965312016015564
}
},
"ranking": 26.729994278031604,
"professional": false,
"ui_class": ""
},
"description": "DDK tournament with double elimination. Who has the eye of the tiger to win it all?",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 24,
"name": "Double Digit Kyu Room",
"summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3573,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-06-30T16:00:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-06-30T16:00:21.261492Z",
"ended": "2018-10-06T03:52:25.294517Z",
"start_waiting": "2017-06-30T16:00:20.573837Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 14
}
]
}
