HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58701,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=401",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=399",
"results": [
{
"id": 82104,
"name": "Classic W.D.D.T. XXXIX",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-12-06T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-12-06T00:00:06.266262Z",
"ended": "2022-02-03T01:18:58.158110Z",
"start_waiting": "2021-12-06T00:00:06.082039Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 1834,
"name": "Koworu's mini-tournament II",
"director": {
"id": 18317,
"username": "Koworu",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/fc50c6bedbf20e687f14e33c1ed34eb0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1751.1741032696373,
"deviation": 63.61724873998119,
"volatility": 0.059966677759709666
}
},
"ranking": 27.88749692120436,
"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": "fischer",
"initial_time": 259200,
"max_time": 864000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"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": 19,
"max_ranking": 23,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2012-08-29T21:01:45Z",
"ended": "2012-08-29T19:01:45Z",
"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,
"ranked": true
},
{
"id": 11299,
"name": "Primus Inter Pares (2) 7 kyu - 9 kyu",
"director": {
"id": 2183,
"username": "udhar_nabresh",
"country": "ro",
"icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1483.7187225186146,
"deviation": 63.111956565837474,
"volatility": 0.059310222256395144
}
},
"ranking": 24.05073416150837,
"professional": false,
"ui_class": ""
},
"description": "the best defense is ... THE DEFENSE !... otherwise ... death and slaughter !...",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"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": true,
"time_start": "2015-10-07T03:17:00Z",
"players_start": 9,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 23,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-10-06T03:44:20.973887Z",
"ended": "2016-05-28T05:51:02.269218Z",
"start_waiting": "2015-10-06T03:44:20.024329Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 9,
"ranked": true
},
{
"id": 78379,
"name": "Classic W.D.D.T. XXVI",
"director": {
"id": 929191,
"username": "EnsoZEN",
"country": "cz",
"icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1463.5820448380764,
"deviation": 67.30723430909097,
"volatility": 0.06004488935091738
}
},
"ranking": 23.734396346844115,
"professional": false,
"ui_class": ""
},
"description": "Classic weekly double death tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-09-05T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-09-05T23:00:49.018095Z",
"ended": "2021-12-09T09:22:33.507541Z",
"start_waiting": "2021-09-05T23:00:48.818270Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 82101,
"name": "Classic W.D.D.T. XXXVI",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-11-15T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-11-15T00:00:32.370444Z",
"ended": "2022-01-22T19:22:52.665820Z",
"start_waiting": "2021-11-15T00:00:32.183106Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 95724,
"name": "Classic W.D.D.T. LIX",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "Classic weekly double death tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-10-23T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-10-23T23:00:37.922726Z",
"ended": "2023-01-07T10:23:10.472214Z",
"start_waiting": "2022-10-23T23:00:37.799208Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 98653,
"name": "19x19 Traditional monthly tournament II/23",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "☸️ Have ZEN!🧘",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-02-01T00:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-01T00:00:32.867956Z",
"ended": "2023-05-09T23:11:54.960213Z",
"start_waiting": "2023-02-01T00:00:31.988230Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 94590,
"name": "Find your position",
"director": {
"id": 154786,
"username": "Samurai T",
"country": "rs",
"icon": "https://user-uploads.online-go.com/fc8655823be3f2eafe135fa4e85b86bc-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 814.3789748928713,
"deviation": 71.0600350602383,
"volatility": 0.05978705140832838
}
},
"ranking": 10.163488157246926,
"professional": false,
"ui_class": ""
},
"description": "Play with pleasure!",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11458,
"name": "Best Friends",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 21,
"icon": "https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-09-18T19:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 11,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-09-18T19:00:20.964381Z",
"ended": "2024-04-02T16:03:37.903336Z",
"start_waiting": "2022-09-18T19:00:18.737082Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2b1f18c7e54d6f3c8170051050e45c7a-15.png",
"player_count": 20,
"ranked": true
},
{
"id": 75123,
"name": "Attack on titan",
"director": {
"id": 750171,
"username": "KHAE",
"country": "th",
"icon": "https://user-uploads.online-go.com/56d33c7e8e7ce67f73aa947fd300727b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1287.039113571418,
"deviation": 62.03202260607443,
"volatility": 0.06028614816374175
}
},
"ranking": 20.758635924188564,
"professional": false,
"ui_class": ""
},
"description": "Attack on titan go⚫️🆚⚪️",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 9161,
"name": "Anime all",
"summary": "เข้าได้ทุกคน\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 14,
"icon": "https://user-uploads.online-go.com/ae6dd6b298fdb94bfaaff41462c3f8a2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-14T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-14T06:51:35.933777Z",
"ended": "2021-05-29T08:20:00.004444Z",
"start_waiting": "2021-05-14T06:51:35.775176Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ae6dd6b298fdb94bfaaff41462c3f8a2-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 130909,
"name": "Fast Double Elimination for 7k-13k # I",
"director": {
"id": 1632034,
"username": "exxelxior",
"country": "001",
"icon": "https://user-uploads.online-go.com/fa81172ce521dfadbb1dbbf37e253668-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1444.5591482628918,
"deviation": 70.77665624036186,
"volatility": 0.059990277693183415
}
},
"ranking": 23.43153186562826,
"professional": false,
"ui_class": ""
},
"description": "Fast tournament: pay attention, 12 hours increment is something like two movements per day.\n\nQuoted from Fast Correspondence Group (thanx):\n“Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified. Also, please do not use AI.”\n\nAnd I add: and no weekends, just make your move; it's a tournament, my friend!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45251,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15509,
"name": "Fast and narrow rank range tournaments",
"summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 26,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-08-11T23:33:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 17,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-04T12:02:14.313173Z",
"ended": null,
"start_waiting": "2025-08-04T12:02:14.191717Z",
"board_size": 19,
"active_round": 6,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
"player_count": 8,
"ranked": true
}
]
}
