HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58307,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4446",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4444",
"results": [
{
"id": 94156,
"name": "MGO tournament",
"director": {
"id": 1136031,
"username": "gogowin11",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/1e699c68a6db4a4af533418bfcccab4d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1013.1536892437366,
"deviation": 60.51667981554357,
"volatility": 0.059991637628195205
}
},
"ranking": 15.219387524738544,
"professional": false,
"ui_class": ""
},
"description": "Beginner tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 120,
"period_time": 12,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1110,
"name": "Moldova Rep.",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 6,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-09-10T01:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 18,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-09-10T01:00:48.593733Z",
"ended": "2022-09-10T01:26:00.221968Z",
"start_waiting": "2022-09-10T01:00:48.492954Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 6
},
{
"id": 127952,
"name": "Тигры против Львов",
"director": {
"id": 1766346,
"username": "Aqwalance",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/b1e7e17f766f1c612b889cd845899b81?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 710.3615547953566,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 7.000000000000001,
"professional": false,
"ui_class": "provisional"
},
"description": "Тигры или Львы",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 0,
"time_control_parameters": {
"system": "none",
"time_control": "none",
"speed": "correspondence",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15289,
"name": "Mark 99999",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-04-28T14:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 36575,
"name": "Fast Correspondence – May 2018 (A)",
"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": "Correspondence but fast paced tournament.\n\n**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",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 172800,
"time_increment": 28800,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"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": 798,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-04-29T01:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-04-29T01:00:51.673572Z",
"ended": "2018-06-26T08:30:03.730148Z",
"start_waiting": "2018-04-29T01:00:47.359196Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 9
},
{
"id": 93214,
"name": "Praha 8",
"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": 89280,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 259200,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 31,
"name": "Český pokoj",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-08-07T15:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 12,
"max_ranking": 18,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-06T20:58:02.736498Z",
"ended": "2022-11-12T15:51:57.219486Z",
"start_waiting": "2022-08-06T20:58:02.557051Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10
},
{
"id": 97165,
"name": "have fun tournament",
"director": {
"id": 1128528,
"username": "มังกรน้อยสู้สิบทิศ",
"country": "th",
"icon": "https://user-uploads.online-go.com/d049329759c5dbd34fc88ce3c1b45064-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1314.4529165294566,
"deviation": 67.91455424295273,
"volatility": 0.060164421100510346
}
},
"ranking": 21.246550569491266,
"professional": false,
"ui_class": ""
},
"description": "Have fun",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 615025,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 604800,
"initial_time": 604800,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12016,
"name": "Have fun group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 5,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-01-24T14:00:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-01-24T14:00:13.987596Z",
"ended": null,
"start_waiting": "2024-01-24T14:00:13.791568Z",
"board_size": 13,
"active_round": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10
},
{
"id": 100255,
"name": "9x9 Mini League 5k-15k #5",
"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": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"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": 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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-02-19T20:15:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-19T13:36:52.027012Z",
"ended": "2023-04-14T15:57:16.237035Z",
"start_waiting": "2023-02-19T13:36:51.880946Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 85719,
"name": "ND lancers cup",
"director": {
"id": 1116636,
"username": "NinjaDragon",
"country": "us",
"icon": "https://user-uploads.online-go.com/ed82330c80e1494373355e33c7739bd3-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1125.1190477207597,
"deviation": 118.65465042817122,
"volatility": 0.0599974652497051
}
},
"ranking": 17.64599181282169,
"professional": false,
"ui_class": ""
},
"description": "Have fun",
"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": 11072,
"name": "Go Lancers",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-02-04T19:11:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-07-30T18:56:51.993591Z",
"ended": "2022-08-02T19:00:57.861487Z",
"start_waiting": "2022-07-30T18:56:51.927192Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 92880,
"name": "August 2022 DDK Round Robin Tournament",
"director": {
"id": 58836,
"username": "DrQuantum",
"country": "us",
"icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1145.8602389486427,
"deviation": 62.031371375036905,
"volatility": 0.0589802877068937
}
},
"ranking": 18.068868349940253,
"professional": false,
"ui_class": ""
},
"description": "Let's have another!",
"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": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"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": 3593,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-08-01T17:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-01T17:00:39.412027Z",
"ended": "2022-12-13T09:16:02.818407Z",
"start_waiting": "2022-08-01T17:00:39.006547Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 10006,
"name": "Correspondence 9x9 RoundRobin 2015-08-17 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251109T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-09T19:00:33.357305Z",
"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": "2025-11-12T19:00:00Z",
"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": "2015-08-17T01:00:35.047868Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-08-17T01:00:56.905735Z",
"ended": "2015-09-25T18:47:28.044774Z",
"start_waiting": "2015-08-17T01:00:55.930273Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 102567,
"name": "04/24/2023 9:00 PM 9x9",
"director": {
"id": 1271156,
"username": "deleted-b59bd899-1f07-43a5-9e9c-ee88db20af20",
"country": "us",
"icon": "https://user-uploads.online-go.com/0405c2dc1f9af6adc8f7be075a763720-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1130.163495997817,
"deviation": 61.799478836061205,
"volatility": 0.06009030518009755
}
},
"ranking": 17.7495523823706,
"professional": false,
"ui_class": ""
},
"description": "No cheating. Have Fun!w",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 57,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 55,
"initial_time": 210,
"max_time": 210
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 13143,
"name": "Tournaments often! トーナメント頻繁",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 9,
"icon": "https://user-uploads.online-go.com/c5b76ae274194fcbb743f9a69a33d5ff-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-03T00:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-05-03T00:00:10.207082Z",
"ended": "2023-05-03T00:10:39.860678Z",
"start_waiting": "2023-05-03T00:00:10.104581Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/c5b76ae274194fcbb743f9a69a33d5ff-15.png",
"player_count": 3
}
]
}
