HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57624,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5545",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5543",
"results": [
{
"id": 89062,
"name": "Турнир",
"director": {
"id": 1078801,
"username": "ilja",
"country": "ru",
"icon": "https://secure.gravatar.com/avatar/c9d3e0d522170af6bee99b1e6c1abacf?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1097.7565673847937,
"deviation": 67.44346346583147,
"volatility": 0.06013384674802564
}
},
"ranking": 17.07603332105516,
"professional": false,
"ui_class": ""
},
"description": "25Кю - 10Кю",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 1200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 9,
"name": "Русская группа",
"summary": "Интересные, призовые турниры.",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1897,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fd8ca9680500359b55b5bc1196226b5f-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-04-23T03:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-04-23T03:00:15.117234Z",
"ended": "2022-04-23T03:14:42.888369Z",
"start_waiting": "2022-04-23T03:00:15.058958Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fd8ca9680500359b55b5bc1196226b5f-15.png",
"player_count": 2
},
{
"id": 71930,
"name": "Live 19x19 Swiss Tournament 2021-02-26 16:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20250902T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-09-02T04:00:14.789108Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"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": "2025-09-02T08:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2021-02-26T16:30:08.118541Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-02-26T16:30:09.663799Z",
"ended": "2021-02-26T17:56:23.241813Z",
"start_waiting": "2021-02-26T16:30:09.399834Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 73,
"name": "shige's mini-tournament",
"director": {
"id": 2316,
"username": "shige",
"country": "jp",
"icon": "https://secure.gravatar.com/avatar/23879ac568fe30cfc1a440b96324c629?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2048.272981542471,
"deviation": 96.16834939888224,
"volatility": 0.06000210124930798
}
},
"ranking": 31.515345249410117,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "simple",
"per_move": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"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": false,
"exclusivity": "open",
"started": "2006-03-16T10:05:00Z",
"ended": "2006-06-17T12:15:00Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 92570,
"name": "jugamos hoy",
"director": {
"id": 691902,
"username": "fandekunnogay",
"country": "ru",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84abcbd03e4cf26b8e117d65705fc70b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 649.8977552623516,
"deviation": 63.15263725168425,
"volatility": 0.06003988966586761
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "juguemos hoy",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4841,
"name": "PIPIOLO GO 2022🏆",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 215,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/53d0a90037da78f2a39241da6e40dc96-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-07-18T13:35:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-07-18T13:35:25.816061Z",
"ended": "2022-07-18T14:09:42.073980Z",
"start_waiting": "2022-07-18T13:35:25.669136Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/53d0a90037da78f2a39241da6e40dc96-15.png",
"player_count": 7
},
{
"id": 2701,
"name": "Syndrina's Beginner Review #01 - 19x19",
"director": {
"id": 4936,
"username": "Syndrina",
"country": "ca",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ef4fa10e12406bd9ea627dd9bd9fc111-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1386.241615721719,
"deviation": 66.75028378359585,
"volatility": 0.05990124794069735
}
},
"ranking": 22.47756722548621,
"professional": false,
"ui_class": ""
},
"description": "Check out the forum for details:\n\nhttp://online-go.com/forum/thread/3241/Syndrina%27s+Beginner+Review+%2301+-+19x19\n\n-Syndrina-",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 92160,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 518400,
"max_time": 604800,
"time_increment": 86400
},
"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": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 0,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-12-10T06:44:36.998551Z",
"ended": "2014-05-07T00:00:42.596413Z",
"start_waiting": "2013-12-10T06:42:18.376131Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 2424,
"name": "Kuksu Main Title Tournament 5th Cycle",
"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": "Kuksu Main Title Tournament 5th Cycle",
"schedule": null,
"title": {
"id": 7,
"name": "Kuksu Main Title Tournament",
"holder": {
"id": 8592,
"username": "Uberdude",
"country": "gb",
"icon": "https://secure.gravatar.com/avatar/11267593613e93d9bb7fbb10950841f0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2796.0058316270383,
"deviation": 80.60452821505956,
"volatility": 0.0599415138714111
}
},
"ranking": 38,
"professional": false,
"ui_class": ""
},
"rules": "japanese",
"tournament_type": "s_mcmahon"
},
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"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": false,
"exclusivity": "open",
"started": "2010-05-03T06:27:21Z",
"ended": "2010-05-03T06:27:21Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/kuksu_19.png",
"player_count": 0
},
{
"id": 74059,
"name": "15 Lines: Unusual Board Sizes Series",
"director": {
"id": 109488,
"username": "DVbS78rkR7NVe",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2026.1476299885521,
"deviation": 66.05609734432652,
"volatility": 0.059874270189468615
}
},
"ranking": 31.26391960044579,
"professional": false,
"ui_class": ""
},
"description": "Join the group for more cat tournaments ^__^",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6124,
"name": "Leopard's Resting Tree",
"summary": "A little corner for cat tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 309,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-25T07:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-04-25T07:00:28.270727Z",
"ended": "2023-02-16T11:50:08.550062Z",
"start_waiting": "2021-04-25T07:00:27.628779Z",
"board_size": 15,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 27
},
{
"id": 1033,
"name": "Ronnie_007's mini-tournament",
"director": {
"id": 26869,
"username": "Ronnie_007",
"country": "aq",
"icon": "https://secure.gravatar.com/avatar/4f548b8c3dc6b363c01187faec13c5a2?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1379.3411322115244,
"deviation": 67.29094359021151,
"volatility": 0.05999829532402111
}
},
"ranking": 22.36204254997949,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 259200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 1209600,
"max_time": 2592000,
"time_increment": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 6,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2011-01-26T00:00:25Z",
"ended": "2011-01-25T23:00:25Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 8395,
"name": "Summer Time DDK Correspondence",
"director": {
"id": 95199,
"username": "rantash",
"country": "il",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f6186f7de79d02af94af922fdb31c533-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1243.655249299802,
"deviation": 62.958697781323366,
"volatility": 0.059876799601687784
}
},
"ranking": 19.964834130996493,
"professional": false,
"ui_class": "supporter"
},
"description": "Correspondence tournament.\nYou would probably not play too many games at once in this tournament.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"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": 8717,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-06-30T23:42:00Z",
"players_start": 10,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-06-30T23:42:33.704668Z",
"ended": "2017-02-20T17:51:17.944642Z",
"start_waiting": "2015-06-30T23:42:32.192722Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 25
},
{
"id": 64169,
"name": "World's Smallest Cats: 25k 9x9",
"director": {
"id": 109488,
"username": "DVbS78rkR7NVe",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2026.1476299885521,
"deviation": 66.05609734432652,
"volatility": 0.059874270189468615
}
},
"ranking": 31.26391960044579,
"professional": false,
"ui_class": ""
},
"description": "The tournament primarily aimed at beginner players\n\n<hr/>\n\nJoin the group for more cat tournaments",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"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": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6124,
"name": "Leopard's Resting Tree",
"summary": "A little corner for cat tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 309,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-08-18T12:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 6,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-18T12:00:58.454599Z",
"ended": "2021-01-19T09:39:43.909506Z",
"start_waiting": "2020-08-18T12:00:52.239252Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 46
}
]
}
