HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58751,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5107",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5105",
"results": [
{
"id": 104426,
"name": "9x9 Open League #70",
"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": "Open league for everyone. Tournament will be started as soon as 10 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": false,
"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": "2023-07-02T19:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-03T14:48:41.811381Z",
"ended": "2023-09-10T22:06:36.881631Z",
"start_waiting": "2023-07-03T14:48:41.298486Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 61431,
"name": "Harry Potter!",
"director": {
"id": 654168,
"username": "Melovy",
"country": "sg",
"icon": "https://user-uploads.online-go.com/c279d2a10883516ad8f855553763576f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1604.2274745860072,
"deviation": 107.58418581163765,
"volatility": 0.05976481318080775
}
},
"ranking": 25.858534555554265,
"professional": false,
"ui_class": ""
},
"description": "I like to read Harry Potter",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"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": 518400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 5690,
"name": "funny group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 10,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-06-03T11:30:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-03T16:11:35.825107Z",
"ended": "2020-07-08T20:00:45.510824Z",
"start_waiting": "2020-06-03T16:11:35.536607Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3,
"ranked": true
},
{
"id": 27723,
"name": "fhhhgchhccdggbf",
"director": {
"id": 444819,
"username": "123234345456567678789091",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/557bf03d32c595df23e5bcd4fd336d06?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 546.2168954774668,
"deviation": 94.1537742199999,
"volatility": 0.05997408251603829
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "hcfgjkgbbhhcfgffgfgbbgkklljgdsrfch",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"time_control": "simple",
"speed": "live",
"system": "simple",
"pause_on_weekends": false,
"per_move": 10
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 727,
"name": "Siriraj Go!",
"summary": "เฉพาะศิริราชเท่านั้นนะครับ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 14,
"icon": "https://user-uploads.online-go.com/1c4f2a613b43935370d3f42ea1e4a575-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-06-04T22:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-06-04T22:00:18.737981Z",
"ended": "2017-06-04T22:02:07.063038Z",
"start_waiting": "2017-06-04T22:00:18.102957Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/1c4f2a613b43935370d3f42ea1e4a575-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 69558,
"name": "New Year Tournament",
"director": {
"id": 736685,
"username": "李朗銳",
"country": "hk",
"icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1005.3610697829467,
"deviation": 66.82162579107839,
"volatility": 0.06001116661169058
}
},
"ranking": 15.040642201285266,
"professional": false,
"ui_class": ""
},
"description": "Happy new year!",
"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": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5925,
"name": "Group for GO",
"summary": "Don't have a group? No problem, just join this group!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 71,
"icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-12-30T16:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-12-30T16:00:45.670011Z",
"ended": "2021-04-02T15:08:55.806894Z",
"start_waiting": "2020-12-30T16:00:44.820710Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 54581,
"name": "Fast Correspondence – 2019/2020 DDK (B)",
"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. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).",
"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": "2019-12-19T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2019-12-19T00:01:20.887411Z",
"ended": "2020-01-28T14:44:54.055690Z",
"start_waiting": "2019-12-19T00:01:16.284140Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 110232,
"name": "Correspondence 9x9 RoundRobin 2023-12-03 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251218T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-18T19:01:04.466352Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 9,
"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": "2025-12-21T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95543,
"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": "2023-12-03T19:00:30.696884Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-12-03T19:00:31.637732Z",
"ended": "2023-12-27T18:25:39.953582Z",
"start_waiting": "2023-12-03T19:00:31.494234Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5,
"ranked": true
},
{
"id": 70750,
"name": "1月30日 方航 VS 葉子齊",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1898.3468207617877,
"deviation": 71.28817954667363,
"volatility": 0.06041644550084839
}
},
"ranking": 29.755630942351214,
"professional": false,
"ui_class": ""
},
"description": "1月30日 方航 VS 葉子齊",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 15,
"periods": 2
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6399,
"name": "傳碁 B班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 53,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-01-30T09:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-01-30T08:21:17.753027Z",
"ended": "2021-01-30T09:05:10.595937Z",
"start_waiting": "2021-01-30T08:21:17.660949Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 56367,
"name": "Really Fast Correspondence #3 19*19",
"director": {
"id": 523751,
"username": "Knight-Hawk",
"country": "_Pirate",
"icon": "https://secure.gravatar.com/avatar/ebcdd983ef5a461fc40293b000c7e227?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1835.080788897759,
"deviation": 68.57545904469787,
"volatility": 0.0600653774068437
}
},
"ranking": 28.970963870765477,
"professional": false,
"ui_class": ""
},
"description": "Come and join for the third fast.correspondence. It is a 19*19 this time. analysis is enabled for conditional moves. Please don't be a loser and analyze.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 172800
},
"is_open": true,
"exclude_provisional": false,
"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": true,
"time_start": "2020-02-17T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-02-11T04:03:55.365040Z",
"ended": "2020-03-09T12:34:20.073731Z",
"start_waiting": "2020-02-11T04:03:50.709389Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 122409,
"name": "My birthday",
"director": {
"id": 1584665,
"username": "Stellan C",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/68252c61ffeec011773cbf864f0c1d87?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 297.8326532243552,
"deviation": 83.00445612290001,
"volatility": 0.060107661210268996
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "it’s so fun",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 950400,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 950400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 14323,
"name": "Epping West Thursday Go Class",
"summary": "This group is for Epping West Thursday Go Class students who are learning how to play Go.\n",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 13,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-06-21T07:58:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-02-27T10:40:13.617317Z",
"ended": null,
"start_waiting": "2025-02-27T10:40:13.488964Z",
"board_size": 19,
"active_round": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8,
"ranked": true
},
{
"id": 69002,
"name": "Eurocitrus the Tournament",
"director": {
"id": 482594,
"username": "Chamo Morimoto",
"country": "eu",
"icon": "https://user-uploads.online-go.com/e674d26105cb6e32a67a6f70cc338707-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1324.6931218497125,
"deviation": 61.049131727835956,
"volatility": 0.05975235025539397
}
},
"ranking": 21.426201062039816,
"professional": false,
"ui_class": ""
},
"description": "Viel Spaß allerseits!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 49,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 360,
"period_time": 45,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7577,
"name": "Akademischer Gesangverein München",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 8,
"icon": "https://user-uploads.online-go.com/e77140823edef2d41b3227b8398854b6-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-12-15T21:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2020-12-15T20:43:43.753650Z",
"ended": "2020-12-15T22:14:56.053779Z",
"start_waiting": "2020-12-15T20:43:43.616394Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e77140823edef2d41b3227b8398854b6-15.png",
"player_count": 5,
"ranked": true
}
]
}
