HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58307,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5302",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5300",
"results": [
{
"id": 73162,
"name": "Just for fun",
"director": {
"id": 635649,
"username": "Kinsetsu",
"country": "gb",
"icon": "https://user-uploads.online-go.com/0b77bbe495d5bb9305a966f363acdf71-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 654.2810003702112,
"deviation": 69.0793529344643,
"volatility": 0.059980886471667126
}
},
"ranking": 5.096209996616922,
"professional": false,
"ui_class": ""
},
"description": "Just for fun",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 177,
"name": "GO Beginners",
"summary": "For alle GO beginners of the world. We play tournaments with rating limit.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 260,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-04-07T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 18,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-04-07T09:00:17.690965Z",
"ended": "2021-05-18T16:25:52.898967Z",
"start_waiting": "2021-04-07T09:00:15.518401Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 10
},
{
"id": 51058,
"name": "Correspondence 13x13 RoundRobin 2019-08-13 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251108T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-11-08T19:00:32.865112Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 13,
"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": "2025-11-11T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"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": "2019-08-13T19:00:07.804727Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-13T19:00:18.579875Z",
"ended": "2019-11-02T12:01:48.863502Z",
"start_waiting": "2019-08-13T19:00:17.165592Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 5
},
{
"id": 75000,
"name": "5k+ Handicap Battle",
"director": {
"id": 213337,
"username": "funloop",
"country": "au",
"icon": "https://user-uploads.online-go.com/74d957756ad9275c9acef2241173bef8-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1562.8361367320301,
"deviation": 64.09401420102898,
"volatility": 0.059933436345345675
}
},
"ranking": 25.253391021497663,
"professional": false,
"ui_class": ""
},
"description": "Handicap enabled.\n\nDoes NOT pause on weekends.\n\n“Conditional Moves & Analysis” disabled to help improve reading skills.\n\nIf your rank degrades below the 5k minimum after you join this tournament (but before the tournament starts), you will be removed (because OGS does not automatically do this).",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 37440,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 36000,
"initial_time": 129600,
"max_time": 129600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 20,
"name": "Single Digit Kyu Room",
"summary": "A room for SDK's \r\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 756,
"icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-06-19T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 25,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-06-19T19:00:37.929926Z",
"ended": "2021-09-12T20:02:52.714629Z",
"start_waiting": "2021-06-19T19:00:37.766853Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png",
"player_count": 6
},
{
"id": 75200,
"name": "Adsgrvds",
"director": {
"id": 642792,
"username": "iamxman123456789",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/08ff57941f8368946976bfdf1399d969?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1190.295934368868,
"deviation": 228.47941956785397,
"volatility": 0.06000085610364409
}
},
"ranking": 18.949640316177483,
"professional": false,
"ui_class": "provisional"
},
"description": "aszse",
"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": 9184,
"name": "Cloud9",
"summary": "",
"require_invitation": true,
"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": false,
"time_start": "2021-05-15T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-17T08:47:38.272219Z",
"ended": "2021-10-28T16:55:12.951072Z",
"start_waiting": "2021-05-17T08:47:38.148923Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 50994,
"name": "Correspondence 9x9 RoundRobin 2019-08-11 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:20251109T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-09T19:00:33.357305Z",
"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": "2025-11-12T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"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": "2019-08-11T19:00:06.493524Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-11T19:00:50.438856Z",
"ended": "2019-09-02T14:02:15.736361Z",
"start_waiting": "2019-08-11T19:00:49.820055Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 4
},
{
"id": 106833,
"name": "5 -> 林天湨 6 -> 胡煜樑",
"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": "5 -> 林天湨\n6 -> 胡煜樑",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 32,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1500,
"period_time": 20,
"periods": 3
},
"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": "2023-08-26T05:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2023-08-26T04:55:16.268699Z",
"ended": "2023-08-26T06:04:45.183944Z",
"start_waiting": "2023-08-26T04:55:16.205313Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 110297,
"name": "Charles vs Paul",
"director": {
"id": 1460501,
"username": "caitnichols",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/2d45010ae3a796549255f365b1a4bb11?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Charles vs Paul",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 34,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13777,
"name": "CSL Go 2",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 14,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-12-04T18:05:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2023-12-04T18:05:27.942634Z",
"ended": "2023-12-04T18:22:46.992075Z",
"start_waiting": "2023-12-04T18:05:27.871939Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 74453,
"name": "Shogi 将棋 9x9 LIII",
"director": {
"id": 697149,
"username": "deleted-57394cd2-c7b2-41c3-9e0b-1d116d71ec17",
"country": "se",
"icon": "https://user-uploads.online-go.com/2d41f0fc65fb65cf386d8f5534a6d163-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1665.2715388700315,
"deviation": 71.21323820073493,
"volatility": 0.0598806998975717
}
},
"ranking": 26.723091679426847,
"professional": false,
"ui_class": ""
},
"description": "9x9 like Shogi, the only major chess variant where you can put pieces back on the board.",
"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": false,
"group": {
"id": 935,
"name": "Shogi 81Dojo",
"summary": "Group for Shogi players on 81Dojo",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 39,
"icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-14T16:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-05-14T16:00:52.706923Z",
"ended": "2021-07-11T16:50:54.359469Z",
"start_waiting": "2021-05-14T16:00:52.523772Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/3c4c30cf525cdb0ce1b84419cbc29df1-15.png",
"player_count": 8
},
{
"id": 9587,
"name": "Korrespondenzturnier 19x19",
"director": {
"id": 169451,
"username": "BananenXD",
"country": "de",
"icon": "https://user-uploads.online-go.com/f1e67190ce4903306072dd1501c6de13-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1101.84265946725,
"deviation": 63.94521611373205,
"volatility": 0.060148212141309707
}
},
"ranking": 17.16204275346802,
"professional": false,
"ui_class": ""
},
"description": "habt Spaß am Spiel",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 143,
"name": "Deutsche Gruppe",
"summary": "Die Gruppe für alle Deutschsprachigen.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 757,
"icon": "https://user-uploads.online-go.com/be4d45d599a2563f696f98cd7136817c-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-08-04T22:00:00Z",
"players_start": 2,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-08-04T22:00:08.430266Z",
"ended": "2016-03-19T11:00:04.424059Z",
"start_waiting": "2015-08-04T22:00:08.205168Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/be4d45d599a2563f696f98cd7136817c-15.png",
"player_count": 10
},
{
"id": 106828,
"name": "9x9 Mini League 10k-25k #176",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1292.2022452062233,
"deviation": 71.09956782956624,
"volatility": 0.06013918489974378
}
},
"ranking": 20.85131950077235,
"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": "2023-09-10T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-09-03T22:41:15.207774Z",
"ended": "2023-09-25T05:48:38.465504Z",
"start_waiting": "2023-09-03T22:41:15.083680Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
}
]
}