HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58053,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=837",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=835",
"results": [
{
"id": 48639,
"name": "Go Championship",
"director": {
"id": 641197,
"username": "Yokorando",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/14124936eeedfb12bf10b2850ff64609-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 889.9035121688681,
"deviation": 96.26537507661186,
"volatility": 0.059996932735886396
}
},
"ranking": 12.216597179316814,
"professional": false,
"ui_class": ""
},
"description": "A devastating battle between players",
"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": true,
"group": {
"id": 515,
"name": "OGS Title Tournaments",
"summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 2941,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-05-22T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-22T08:10:43.722853Z",
"ended": "2019-06-23T08:04:25.915183Z",
"start_waiting": "2019-05-22T08:10:43.374322Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-15.png",
"player_count": 4
},
{
"id": 133099,
"name": "9x9 Mini League 5k-15k #142",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1305.0891808604765,
"deviation": 69.05224272561122,
"volatility": 0.06014210326176287
}
},
"ranking": 21.081047289948604,
"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": 680,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-10-12T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-11T16:45:32.392518Z",
"ended": null,
"start_waiting": "2025-10-11T16:45:32.202577Z",
"board_size": 9,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 77804,
"name": "มปน.01 กระดาน 9x 9รอบทดลองระบบ",
"director": {
"id": 517674,
"username": "KrooEkkaphong",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.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": "กระดาน 9x 9รอบทดลอง เริ่มแข่งขัน 2 ทุ่ม วันนี้นะ 3 รอบ ติด",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31,
"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": true,
"group": {
"id": 2289,
"name": "หมากล้อม มปน",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 275,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-07-20T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-22T08:02:25.716460Z",
"ended": "2021-07-22T08:10:43.425554Z",
"start_waiting": "2021-07-22T08:02:25.616405Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 48210,
"name": "Couples Go May 7th",
"director": {
"id": 247748,
"username": "whzecomjm",
"country": "il",
"icon": "https://secure.gravatar.com/avatar/decd895097b51ff762e2b8925b8069dd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1194.5339871869307,
"deviation": 71.53802751690196,
"volatility": 0.060015148251900005
}
},
"ranking": 19.031919580733017,
"professional": false,
"ui_class": ""
},
"description": "Couples Go May 7th 13*13",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 600,
"max_time": 600,
"time_increment": 10,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3643,
"name": "Couples Go",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6093c40133794cd0db8c15f33510dc39-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-05-07T14:50:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-05-07T14:50:55.450297Z",
"ended": "2019-05-07T15:29:38.068432Z",
"start_waiting": "2019-05-07T14:50:55.093582Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6093c40133794cd0db8c15f33510dc39-15.png",
"player_count": 2
},
{
"id": 78383,
"name": "Valendo a irmã",
"director": {
"id": 1033128,
"username": "Desconhecido",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/9c0ae0c0790be93300281be7d2eeccb1?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1383.3580792733678,
"deviation": 286.9272066723458,
"volatility": 0.05999927707806306
}
},
"ranking": 22.42936250260176,
"professional": false,
"ui_class": "provisional"
},
"description": "quem perder da a irmã",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15360,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 86400,
"max_time": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 9824,
"name": "os pior do mundo",
"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": "2021-08-03T23:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-04T00:46:27.467744Z",
"ended": "2021-08-06T00:51:32.467681Z",
"start_waiting": "2021-08-04T00:46:27.218378Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 47983,
"name": "Первый турнир",
"director": {
"id": 512029,
"username": "Павел Науменко",
"country": "001",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/159834f78ac02642afdb38194bd2c630-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1578.3139253497798,
"deviation": 61.111883570753996,
"volatility": 0.059987760490851624
}
},
"ranking": 25.481532752605865,
"professional": false,
"ui_class": ""
},
"description": "В нашем клубе набралось четыре человека! Посему случаю объявляется круговой турнир!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"period_time": 86400,
"main_time": 432000,
"system": "byoyomi",
"pause_on_weekends": true,
"time_control": "byoyomi",
"periods": 3,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2208,
"name": "Го-клуб ИТМО",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 45,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97d7765a77b2cd2b949864b6dee400ec-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-05-01T21:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2019-05-01T22:50:28.006262Z",
"ended": "2019-05-17T07:03:55.351092Z",
"start_waiting": "2019-05-01T22:50:27.530114Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97d7765a77b2cd2b949864b6dee400ec-15.png",
"player_count": 4
},
{
"id": 24937,
"name": "Lviv Club Tournament 001",
"director": {
"id": 79,
"username": "oldyew",
"country": "ua",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bb1683794b493824cb4605735bcfb9b7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1696.908897328513,
"deviation": 62.87877414710935,
"volatility": 0.06003658683864861
}
},
"ranking": 27.158777080617604,
"professional": false,
"ui_class": ""
},
"description": "Here is a first Lviv Go Club Tournament for club members ONLY",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 32,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 180,
"max_time": 300,
"time_increment": 30,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1460,
"name": "Lviv Club",
"summary": "Lviv Go Players Group",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 25,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-02-24T22:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2017-02-23T10:40:30.469770Z",
"ended": "2017-02-23T10:45:31.081133Z",
"start_waiting": "2017-02-23T10:40:29.768016Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 85712,
"name": "SS 13×13 2022 - 5",
"director": {
"id": 743533,
"username": "ss76",
"country": "ru",
"icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 858.8860982603005,
"deviation": 63.51690726602633,
"volatility": 0.060030563356288015
}
},
"ranking": 11.395310916151919,
"professional": false,
"ui_class": ""
},
"description": "play go",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 25,
"name": "Go Basics",
"summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 17487,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-02-08T18:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-02-08T15:51:03.570267Z",
"ended": "2022-04-29T23:50:29.165399Z",
"start_waiting": "2022-02-08T15:51:03.210680Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 7
},
{
"id": 47661,
"name": "Correspondence 13x13 RoundRobin 2019-04-21 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251012T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-10-12T19:00:35.678109Z",
"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": "2025-10-15T19:00:00Z",
"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": "2019-04-21T19:00:00.143035Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-04-21T19:01:32.088295Z",
"ended": "2019-05-05T03:13:50.221230Z",
"start_waiting": "2019-04-21T19:01:31.475524Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 4
},
{
"id": 77782,
"name": "yteefgbvc",
"director": {
"id": 984470,
"username": "sussy",
"country": "_Starfleet",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c795421a70317ea90c5366aa66a06cd5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1621.9013535898703,
"deviation": 71.5204658491244,
"volatility": 0.06010435274387866
}
},
"ranking": 26.112184929730436,
"professional": false,
"ui_class": ""
},
"description": "dsewert5yuiokjhgwaertyuhjgfd",
"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": true,
"group": {
"id": 9722,
"name": "yomyname fe",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 0,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-07-20T05:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-21T00:45:06.770457Z",
"ended": "2021-07-23T05:59:01.723903Z",
"start_waiting": "2021-07-21T00:45:06.669400Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
}
]
}