HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58762,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=103",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=101",
"results": [
{
"id": 123635,
"name": "Handicap tournament, chinese rules",
"director": {
"id": 380817,
"username": "döskee",
"country": "zz",
"icon": "https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1302.8200648027116,
"deviation": 61.04811422379386,
"volatility": 0.05863845842680761
}
},
"ranking": 21.040762107417272,
"professional": false,
"ui_class": ""
},
"description": "Handicap tournament, chinese rules",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "chinese",
"time_per_move": 262619,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 432000,
"period_time": 259200,
"periods": 3
},
"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": 17646,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-12-28T20:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-28T20:00:35.054165Z",
"ended": "2025-09-08T08:17:10.118309Z",
"start_waiting": "2024-12-28T20:00:34.799208Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 129330,
"name": "4° ETAPA: ESTUDANTES FEMININO 2025",
"director": {
"id": 1586912,
"username": "smecoceudiesp",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/b1f6a7312ebcfdcb8be63243d4d511cb?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": "Evento Oficial da Rede Municipal de Ensino",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "rapid",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6411,
"name": "CIRCUITO ONLINE SME-SP",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 479,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-07-03T22:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-07-03T22:30:30.300907Z",
"ended": "2025-07-03T22:53:13.141743Z",
"start_waiting": "2025-07-03T22:30:30.235632Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 40734,
"name": "Fast Corresp. 9x9 \"Out-of-Ten\". Starts when full. Sep-'18B",
"director": {
"id": 497519,
"username": "Kosh-retired",
"country": "_Lord_Howe_Island",
"icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1574.954785564748,
"deviation": 61.40997215047312,
"volatility": 0.060088015249815864
}
},
"ranking": 25.432209892698047,
"professional": false,
"ui_class": ""
},
"description": "-Just one round, ten players, nine games, STARTS WHEN FULL.\n\n-Chinese rules for simplicity and the clock does NOT pause on the weekend.\n\n-If this suits you then; Bonne Partie. :)",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 44160,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 86400,
"max_time": 259200,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2014,
"name": "The Nines 9x9 ",
"summary": "9x9 Go!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 371,
"icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-09-12T13:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-09-11T16:04:10.184664Z",
"ended": "2018-10-13T06:48:14.906986Z",
"start_waiting": "2018-09-11T16:04:03.841160Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 133869,
"name": "19x19 Open D.E. Cup #141",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1300.591706611277,
"deviation": 72.79881898194881,
"volatility": 0.060145170146909996
}
},
"ranking": 21.00113218387151,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-11-09T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-04T01:14:57.558902Z",
"ended": null,
"start_waiting": "2025-11-04T01:14:57.062289Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 34117,
"name": "Mirror in the Skye",
"director": {
"id": 11372,
"username": "Carel",
"country": "_Scotland",
"icon": "https://secure.gravatar.com/avatar/d04e237ce10e8d5d3440046944c89417?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1299.418689551064,
"deviation": 65.69014760930801,
"volatility": 0.05995855071794742
}
},
"ranking": 20.980243539098048,
"professional": false,
"ui_class": "supporter"
},
"description": "Ciamar a tha sibh? If you reply in the Gaelic I'll be shown up as just having a smattering of it.\n\nWe started this partly to rectify the sad lack of handicapped tournaments on OGS but more as a way of creating interest in another one that starts at the same moment - the fifth Isle of Skye tournament. At least seven of the participants will be OGS players, one travelling from as far as Poland. Sign up to one or both? www.britgo.org/tournaments/2018/skye",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1089,
"name": "Go in Scotland",
"summary": "",
"require_invitation": false,
"is_public": true,
"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": "2018-03-03T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-03-03T10:00:47.035203Z",
"ended": "2018-10-15T15:28:02.133318Z",
"start_waiting": "2018-03-03T10:00:46.371269Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 16,
"ranked": true
},
{
"id": 64367,
"name": "Fast Correspondence 2020-08-22",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1588.1543621874353,
"deviation": 62.71960340021569,
"volatility": 0.05973071323930564
}
},
"ranking": 25.625419774662372,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
"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": 802,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-08-22T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-22T00:00:31.388227Z",
"ended": "2020-09-24T20:25:58.380130Z",
"start_waiting": "2020-08-22T00:00:29.755264Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 64471,
"name": "OGC September Tournament (9k+)",
"director": {
"id": 138181,
"username": "Clossius",
"country": "us",
"icon": "https://user-uploads.online-go.com/423037a54347a4a9a1ae2eaf15ceea96-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2009.108246484941,
"deviation": 62.20658121414229,
"volatility": 0.06018656363339447
}
},
"ranking": 31.068410772900062,
"professional": false,
"ui_class": "supporter"
},
"description": "This tournament is a friendly tournament for the Online Go Club members and friends.\n\nhttps://discord.gg/013kxRiaFJ9H5RTIe\n\nPrizes will be sponsored by Clossius as private lessons.\n\nThe tournament will use a strength pairing method so you are playing your level or around that for as long as possible. We will be using this method as the goal is not about winning as much as getting friendly competition and good practice going.\n\nIf you have any questions please ask in the Discord.\n\nHave fun!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"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": true,
"group": {
"id": 2144,
"name": "The Online Go Club",
"summary": "A fun group for players to play and make friends!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 245,
"icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-09-05T16:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 21,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-09-05T16:00:04.761436Z",
"ended": "2020-09-05T18:02:33.181561Z",
"start_waiting": "2020-09-05T16:00:04.587263Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 36979,
"name": "Correspondence 19x19 RR - May 2018 (α)",
"director": {
"id": 116299,
"username": "riou",
"country": "aq",
"icon": "https://user-uploads.online-go.com/ec94d52b8f02220a0057c7c900b65047-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1471.008005441877,
"deviation": 64.10598063295498,
"volatility": 0.05938018775714291
}
},
"ranking": 23.851558438974205,
"professional": false,
"ui_class": ""
},
"description": "non-stop Correspondence 19x19 RoundRobin free for all. have fun!!! +。゜~”(゜∀゜)゜。+",
"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": 2214,
"name": "Dogs fun",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 11,
"icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-05-12T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-05-09T01:08:40.873228Z",
"ended": "2018-09-11T17:28:17.409497Z",
"start_waiting": "2018-05-09T01:08:37.058091Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 40609,
"name": "sfgsdfgsdfgsg",
"director": {
"id": 553980,
"username": "GO GO GO KIRBY",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/421ad10e3cd38d9159400359da9cf457?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2206.774130272837,
"deviation": 63.92341956366086,
"volatility": 0.060077796573045295
}
},
"ranking": 33.24082562751459,
"professional": false,
"ui_class": ""
},
"description": "ertyhdthdghdfg",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 32,
"time_control_parameters": {
"period_time": 30,
"main_time": 240,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 4,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2319,
"name": "Zenith Go 7 Correspondence Games",
"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": "2018-09-05T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-09-07T21:50:05.264946Z",
"ended": "2018-09-07T22:03:58.878224Z",
"start_waiting": "2018-09-07T21:50:04.502144Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
},
{
"id": 64567,
"name": "0000000000",
"director": {
"id": 816056,
"username": "JhenRongSyu",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8ad09d7f02687755ec30c7bb4c99c9ac?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1427.3256264941997,
"deviation": 62.16083991347286,
"volatility": 0.060021253765077505
}
},
"ranking": 23.153692851154133,
"professional": false,
"ui_class": ""
},
"description": "88596",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 30,
"max_time": 3600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6593,
"name": "00000",
"summary": "",
"require_invitation": false,
"is_public": true,
"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": "2020-08-22T07:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-08-22T07:51:50.137463Z",
"ended": "2020-08-22T07:52:40.783408Z",
"start_waiting": "2020-08-22T07:51:49.887279Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
}
]
}