HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57746,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=5075",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=5073",
"results": [
{
"id": 30935,
"name": "PL3 Preliminary Stage",
"director": {
"id": 368370,
"username": "STSU",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/56b0233c83ac7034789c9061255b51fe?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1862.594503174742,
"deviation": 279.49053910168413,
"volatility": 0.06000235747816905
}
},
"ranking": 29.315479919642645,
"professional": false,
"ui_class": "provisional"
},
"description": "Pacific League Season 3: warm up stage",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 48,
"time_control_parameters": {
"period_time": 45,
"main_time": 300,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 3,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1314,
"name": "PGC (Pacific Go Club)",
"summary": "This group is for PGC members in University of the Pacific",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-10-08T22:15:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2017-10-08T22:19:42.784790Z",
"ended": "2017-10-08T22:29:41.999480Z",
"start_waiting": "2017-10-08T22:19:39.602703Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 30461,
"name": "possible bug test",
"director": {
"id": 76160,
"username": "nazgand",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6e818cb4e7fbd859c151311b326dcd9d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1586.9197753645094,
"deviation": 67.37566366251849,
"volatility": 0.05993644888914877
}
},
"ranking": 25.607416613064903,
"professional": false,
"ui_class": ""
},
"description": "tournament to discover if nom de plume's losses by resignation last tournament was a bug.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 6,
"time_control_parameters": {
"total_time": 600,
"time_control": "absolute",
"speed": "blitz",
"system": "absolute",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1371,
"name": "Novel Updates",
"summary": "Group for those who like reading translated asian novels on the Novel Updates site",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 23,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-09-21T18:37:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2017-09-21T18:37:12.080595Z",
"ended": "2017-09-21T18:43:25.251557Z",
"start_waiting": "2017-09-21T18:37:11.831847Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 30411,
"name": "Blitz 19x19 Elimination Tournament 2017-09-20 01:30",
"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": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20250916T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-16T09:00:34.655034Z",
"lead_time_seconds": 1800,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"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": "2025-09-16T13:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2017-09-20T01:30:36.821742Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2017-09-20T01:36:36.629850Z",
"ended": "2017-09-20T01:41:05.335370Z",
"start_waiting": "2017-09-20T01:36:35.538301Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 2
},
{
"id": 29856,
"name": "The beginning",
"director": {
"id": 467739,
"username": "Lorito",
"country": "cl",
"icon": "https://secure.gravatar.com/avatar/c8d6276de85c3aa6990495458b2cd621?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1662.3108939062977,
"deviation": 290.31896371798047,
"volatility": 0.05999967537233814
}
},
"ranking": 26.681897238489267,
"professional": false,
"ui_class": "provisional"
},
"description": "We just want to have a firs try",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 1768,
"name": "GoUC!",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2017-08-30T15:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2017-08-30T14:54:52.884392Z",
"ended": "2017-09-06T14:59:42.943984Z",
"start_waiting": "2017-08-30T14:54:52.729223Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 30375,
"name": "神魔之塔 古獸之巢 9x9 升降杯",
"director": {
"id": 465065,
"username": "carefree",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/29b5eeca165aa74080ced9afdf1cb318?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1518.4605929647748,
"deviation": 125.78039513133577,
"volatility": 0.06001029404706188
}
},
"ranking": 24.586551726670482,
"professional": false,
"ui_class": ""
},
"description": "神魔之塔 古獸之巢 9x9 升降杯",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 1795,
"name": "神棋之塔Tower of GO",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 9,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bc5ad85082c161635e562186adaf1f19-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-09-18T18:08:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2017-09-18T18:08:29.775526Z",
"ended": "2017-09-18T18:29:50.339744Z",
"start_waiting": "2017-09-18T18:08:29.501836Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bc5ad85082c161635e562186adaf1f19-15.png",
"player_count": 2
},
{
"id": 32903,
"name": "game 2",
"director": {
"id": 482904,
"username": "SimonRomano",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/aaeaed637d4bf6eda7c7ed8c8302c2bc?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1078.4668949509846,
"deviation": 186.62076233690377,
"volatility": 0.060005833866636
}
},
"ranking": 16.665627294243453,
"professional": false,
"ui_class": "provisional"
},
"description": "game 2",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": true,
"group": {
"id": 1921,
"name": "Mod-living",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-12-18T18:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-12-19T00:42:59.335654Z",
"ended": "2017-12-22T01:03:45.537503Z",
"start_waiting": "2017-12-19T00:42:59.162099Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 29154,
"name": "first coffee milk tournament even tho theres 2 people in da group:)",
"director": {
"id": 461233,
"username": "hikarubae69",
"country": "nz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3bfeaa88322d565522fd9a3843592b7f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1134.1062328404655,
"deviation": 65.49472239492376,
"volatility": 0.060009140501091886
}
},
"ranking": 17.8301739169829,
"professional": false,
"ui_class": ""
},
"description": "i like milk\nand coffee",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": true,
"group": {
"id": 1732,
"name": "Coffee milk",
"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/e491ac7567bc75801d785262dbbb5fc9-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-08-05T05:10:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-08-05T05:10:31.222904Z",
"ended": "2017-08-08T07:53:30.377218Z",
"start_waiting": "2017-08-05T05:10:30.797018Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e491ac7567bc75801d785262dbbb5fc9-15.png",
"player_count": 2
},
{
"id": 31084,
"name": "president games",
"director": {
"id": 466117,
"username": "donald dump president",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/8c094a9a22034fdad4b85515f74e881a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 933.6223593726121,
"deviation": 86.3186383533499,
"volatility": 0.060018443924735494
}
},
"ranking": 13.32684772276059,
"professional": false,
"ui_class": ""
},
"description": "henry and daddy games",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 30,
"max_time": 60,
"time_increment": 10,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1392,
"name": "Poo and fart",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 7,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2017-10-14T08:00:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-10-14T07:13:22.751428Z",
"ended": "2017-10-14T07:18:38.301075Z",
"start_waiting": "2017-10-14T07:13:22.628961Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 27925,
"name": "go go go19x19 blitz tournament",
"director": {
"id": 443824,
"username": "hengsh",
"country": "sg",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7f4ad4f86f2090e1190b4eecb3e7295e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1444.006361576871,
"deviation": 66.94295557869181,
"volatility": 0.05996442407941571
}
},
"ranking": 23.422671403994965,
"professional": false,
"ui_class": ""
},
"description": "go go go",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 40,
"time_control_parameters": {
"period_time": 30,
"main_time": 900,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 5,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1593,
"name": "Googo",
"summary": "The perfect group for beginners",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 17,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7f4ad4f86f2090e1190b4eecb3e7295e-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-06-13T06:30:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2017-06-13T12:56:26.498347Z",
"ended": "2017-06-13T13:13:56.851612Z",
"start_waiting": "2017-06-13T12:56:26.128388Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7f4ad4f86f2090e1190b4eecb3e7295e-15.png",
"player_count": 2
},
{
"id": 27822,
"name": "Did Nothing Wrong (#1)",
"director": {
"id": 211504,
"username": "Why am I playing",
"country": "th",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5871c4b800476f93d2a66a0cb3e618cb-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1559.0919502754434,
"deviation": 69.84935092039798,
"volatility": 0.06153589767848298
}
},
"ranking": 25.197862543190354,
"professional": false,
"ui_class": ""
},
"description": "It just a little step for tourney\n\nnot our group leader target yet",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 1653,
"name": "Improving101",
"summary": "Hey, we are a friendly group of people, just trying to improve, check us out.",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 7,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2017-06-15T00:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 35,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-06-08T22:10:40.746944Z",
"ended": "2017-06-27T12:55:39.433485Z",
"start_waiting": "2017-06-08T22:10:40.603963Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
}
]
}
