HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58077,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=847",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-player_count&page=845",
"results": [
{
"id": 50338,
"name": "Correspondence 19x19 RoundRobin 2019-07-19 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251014T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-10-14T19:00:45.454959Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-10-17T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-07-19T19:00:21.837365Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-07-19T19:00:37.621206Z",
"ended": "2019-10-28T22:09:58.677258Z",
"start_waiting": "2019-07-19T19:00:32.267037Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 52502,
"name": "Final Frontier Round Robin 9x9",
"director": {
"id": 488500,
"username": "Picard",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1470.3231083618412,
"deviation": 67.06113000039035,
"volatility": 0.0599711398659376
}
},
"ranking": 23.840777355800686,
"professional": false,
"ui_class": ""
},
"description": "Round Robin Tournament\n\nStarts when full\n\n\nEl Camino: A Breaking Bad Movie | Official Trailer https://www.youtube.com/watch?v=1JLUn2DFW4w",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": false,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2946,
"name": "Final Frontier",
"summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 73,
"icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-10-02T19:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-10-04T19:46:17.124194Z",
"ended": "2019-10-28T22:47:38.153173Z",
"start_waiting": "2019-10-04T19:46:12.679707Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png",
"player_count": 10
},
{
"id": 51363,
"name": "Fast Correspondence – September 2019 (A)",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1568.1810886168441,
"deviation": 62.47418299262988,
"volatility": 0.059734187610112593
}
},
"ranking": 25.332429715585924,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).",
"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": 795,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-08-29T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-08-29T00:00:52.678480Z",
"ended": "2019-10-30T23:20:17.540727Z",
"start_waiting": "2019-08-29T00:00:45.364089Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10
},
{
"id": 52147,
"name": "Correspondence 9x9 RoundRobin 2019-09-19 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:20251016T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-16T19:00:45.775235Z",
"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": "2025-10-19T19:00:00Z",
"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": "2019-09-19T19:00:48.556313Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-09-19T19:01:04.068419Z",
"ended": "2019-11-01T14:16:24.563548Z",
"start_waiting": "2019-09-19T19:00:55.293417Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 53461,
"name": "Blitz 13x13 Swiss Tournament 2019-11-01 15:30",
"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:20251017T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-10-17T11:00:45.824172Z",
"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": "2025-10-17T15:00:00Z",
"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": "2019-11-01T15:30:25.476303Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-11-01T15:30:28.290313Z",
"ended": "2019-11-01T16:28:44.793732Z",
"start_waiting": "2019-11-01T15:30:26.755760Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10
},
{
"id": 48684,
"name": "DDK.NL Go Club - Full Moon Tournament #8",
"director": {
"id": 463810,
"username": "SuzieKyu",
"country": "nl",
"icon": "https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1171.4995125731932,
"deviation": 63.025646037873635,
"volatility": 0.06000597450469722
}
},
"ranking": 18.5811525604583,
"professional": false,
"ui_class": ""
},
"description": "Monthly Round Robin tournament for double digit players",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 432000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2979,
"name": "Internatio.NL Go Club",
"summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 64,
"icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-06-17T08:31:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-06-17T08:31:37.862001Z",
"ended": "2019-11-02T16:44:05.597299Z",
"start_waiting": "2019-06-17T08:31:30.799179Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png",
"player_count": 10
},
{
"id": 50441,
"name": "เก่งไม่กลัวกล้าช้า555",
"director": {
"id": 517674,
"username": "KrooEkkaphong",
"country": "un",
"icon": "https://user-uploads.online-go.com/beb385635696d1e17761a8bb919df7a2-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1239.8943009474187,
"deviation": 72.14797547820444,
"volatility": 0.06011603802771786
}
},
"ranking": 19.894719950344523,
"professional": false,
"ui_class": ""
},
"description": "มาร่มสนุกกันครับเงียบกันไปนาน",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": false,
"group": {
"id": 2328,
"name": "BMA teacher's GO",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 25,
"icon": "https://user-uploads.online-go.com/ffc96a0601dfdbe693b9733bdddc8d0d-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-07-22T11:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-07-27T14:38:53.486751Z",
"ended": "2019-11-03T18:08:58.876768Z",
"start_waiting": "2019-07-27T14:38:46.050584Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ffc96a0601dfdbe693b9733bdddc8d0d-15.png",
"player_count": 10
},
{
"id": 52061,
"name": "สาระ Rail361! Tour ครั้งที่ 16",
"director": {
"id": 148806,
"username": "โอ๋ชิงหยวน",
"country": "th",
"icon": "https://user-uploads.online-go.com/ce215c1cd6976260be70c98099181048-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1532.3598955910415,
"deviation": 65.90141955582489,
"volatility": 0.05950679459112225
}
},
"ranking": 24.797492411834142,
"professional": false,
"ui_class": ""
},
"description": "Only a few close friends were invited.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 12480,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 1123200
},
"is_open": true,
"exclude_provisional": true,
"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://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-10-13T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 24,
"max_ranking": 31,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2019-10-13T03:00:37.698431Z",
"ended": "2019-11-05T06:34:05.570340Z",
"start_waiting": "2019-10-13T03:00:32.528157Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png",
"player_count": 10
},
{
"id": 52214,
"name": "God of Go OGS 1st 9x9 Tournament",
"director": {
"id": 681235,
"username": "johannguyen",
"country": "sg",
"icon": "https://user-uploads.online-go.com/5b71579a2dd747619908f8c25e7257b3-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1786.0753867808758,
"deviation": 64.7454226166136,
"volatility": 0.060078710528863946
}
},
"ranking": 28.344343935517347,
"professional": false,
"ui_class": ""
},
"description": "God of Go OGS 1st 9x9 Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": false,
"group": {
"id": 4006,
"name": "God of Go",
"summary": "FIRST DECENTRALIZED GO LEARNING AND PLAYING PLATFORM",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 411,
"icon": "https://user-uploads.online-go.com/e758f131015bdcdb1ffce1d7e8b77f6d-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-09-22T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 32,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-09-21T16:49:09.530634Z",
"ended": "2019-11-05T16:00:41.976560Z",
"start_waiting": "2019-09-21T16:49:08.806674Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e758f131015bdcdb1ffce1d7e8b77f6d-15.png",
"player_count": 10
},
{
"id": 48844,
"name": "Correspondence 19x19 RoundRobin 2019-05-29 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251014T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-10-14T19:00:45.454959Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-10-17T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-05-29T19:00:11.354806Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-29T19:00:32.016619Z",
"ended": "2019-11-06T04:37:56.427266Z",
"start_waiting": "2019-05-29T19:00:25.241966Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
}
]
}