HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58319,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5534",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5532",
"results": [
{
"id": 133487,
"name": "9x9 Mini League 10k-25k #334",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.5540565622005,
"deviation": 71.3063460434503,
"volatility": 0.06013764162654299
}
},
"ranking": 21.01825528488673,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": "2025-10-26T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-21T18:29:52.160701Z",
"ended": "2025-11-08T03:54:18.320007Z",
"start_waiting": "2025-10-21T18:29:51.907410Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 58024,
"name": "Torneo Complejidad Bosque",
"director": {
"id": 362737,
"username": "seranhelo",
"country": "co",
"icon": "https://user-uploads.online-go.com/c6280536610b91d50418b68e10fc8081-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1315.4110560105903,
"deviation": 60.784797360228325,
"volatility": 0.05977725254366489
}
},
"ranking": 21.26341906930818,
"professional": false,
"ui_class": ""
},
"description": "Seminario de Complejidad",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 129600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4667,
"name": "Universidad El Bosque",
"summary": "UB GO",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 71,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2020-04-01T21:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-04-01T21:00:14.360788Z",
"ended": "2020-05-10T19:47:45.924483Z",
"start_waiting": "2020-04-01T21:00:13.050786Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 15
},
{
"id": 113959,
"name": "9x9 New Zealand 25k-10k League #5",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1375.8309914548945,
"deviation": 67.96862811490783,
"volatility": 0.06063903861397135
}
},
"ranking": 22.303055453106015,
"professional": false,
"ui_class": "supporter"
},
"description": "25k-10k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "nz",
"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": 14024,
"name": "New Zealand Ladders",
"summary": "Group for ladders and tournaments that use New Zealand rules.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 81,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-03-25T21:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-03-25T19:00:48.672741Z",
"ended": "2024-04-27T13:19:24.412333Z",
"start_waiting": "2024-03-25T19:00:48.467703Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 5
},
{
"id": 129756,
"name": "13x13 Mini League 10k-25k #14",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1189.5961185123838,
"deviation": 68.09841747196741,
"volatility": 0.06002771832478497
}
},
"ranking": 18.936025633507366,
"professional": false,
"ui_class": "supporter"
},
"description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93703,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 432000,
"max_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 161,
"name": "13x13",
"summary": "Like to play on a 13 x 13 board?",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 48,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-06-27T16:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-06-28T16:31:28.022771Z",
"ended": "2025-08-13T19:34:52.006575Z",
"start_waiting": "2025-06-28T16:31:27.872973Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 1561,
"name": "apei's help 2",
"director": {
"id": 20502,
"username": "nobush",
"country": "cn",
"icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1379.0998772592063,
"deviation": 63.972597012857044,
"volatility": 0.06064904706911418
}
},
"ranking": 22.357993123407574,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "chinese",
"time_per_move": 432000,
"time_control_parameters": {
"time_control": "simple",
"per_move": 432000
},
"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": 381,
"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": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2011-12-16T22:22:10Z",
"ended": "2011-12-16T21:22:10Z",
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 90822,
"name": "9x9 Mini League 10k-25k #56",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.5540565622005,
"deviation": 71.3063460434503,
"volatility": 0.06013764162654299
}
},
"ranking": 21.01825528488673,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"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": "2022-06-05T20:10:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-06-04T16:15:52.658302Z",
"ended": "2022-07-03T20:41:46.909472Z",
"start_waiting": "2022-06-04T16:15:52.518868Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 33558,
"name": "A small round-robin tournament",
"director": {
"id": 374701,
"username": "PedroJSilva",
"country": "pt",
"icon": "https://user-uploads.online-go.com/03c8758add4b8d6db63aeaa11dd965de-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1045.2836366168035,
"deviation": 62.90365044204341,
"volatility": 0.059930693629273224
}
},
"ranking": 15.942138407445738,
"professional": false,
"ui_class": ""
},
"description": "A small round-robin tournament",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 86400,
"max_time": 172800,
"time_increment": 86400,
"speed": "correspondence"
},
"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": 3595,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2018-01-30T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-01-30T15:00:08.902000Z",
"ended": "2018-06-03T05:50:53.526235Z",
"start_waiting": "2018-01-30T15:00:02.289122Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10
},
{
"id": 58461,
"name": "hi hey",
"director": {
"id": 736026,
"username": "李張樂",
"country": "hk",
"icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1373.2951358573407,
"deviation": 64.83524429933749,
"volatility": 0.060011864092403285
}
},
"ranking": 22.260347282571285,
"professional": false,
"ui_class": ""
},
"description": "opppppppppppppppppppppppp",
"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": 3,
"name": "OGS",
"summary": "An open group for folks' who like OGS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1769,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-04-04T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-04-04T17:13:04.138728Z",
"ended": "2020-04-05T02:29:03.993605Z",
"start_waiting": "2020-04-04T17:13:03.300821Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 4
},
{
"id": 47920,
"name": "Training Ground Class 1 May 2019",
"director": {
"id": 87790,
"username": "MoonMonkey",
"country": "ru",
"icon": "https://user-uploads.online-go.com/9e29a56055728dccf9dafc7ebb3f8319-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1093.5261410201354,
"deviation": 62.180969905963046,
"volatility": 0.06028853857034597
}
},
"ranking": 16.986647782952765,
"professional": false,
"ui_class": ""
},
"description": "If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3516,
"name": "Game Of Stones",
"summary": "This group is no longer operated.",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 143,
"icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-05-27T00:00:00Z",
"players_start": 6,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-05-27T00:00:09.910954Z",
"ended": "2019-10-02T08:39:23.461790Z",
"start_waiting": "2019-05-27T00:00:08.807617Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png",
"player_count": 6
},
{
"id": 22361,
"name": "Bled November 2016",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 837.2445068143636,
"deviation": 63.704744988366265,
"volatility": 0.05991204423851324
}
},
"ranking": 10.804519108937129,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 46080,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 43200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 374,
"name": "Slovenija",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-11-27T18:21:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 8,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-11-27T18:21:14.846191Z",
"ended": "2017-04-20T07:24:00.361179Z",
"start_waiting": "2016-11-27T18:21:07.068931Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
"player_count": 10
}
]
}