HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58201,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4428",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4426",
"results": [
{
"id": 36262,
"name": "Correspondence 9x9 RoundRobin 2018-04-12 01:00",
"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:20251028T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-28T19:00:02.083048Z",
"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": "2025-10-31T19:00:00Z",
"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": "2018-04-12T01:00:45.703323Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-04-12T01:01:13.568694Z",
"ended": "2018-04-20T04:14:24.803423Z",
"start_waiting": "2018-04-12T01:01:12.422674Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 6
},
{
"id": 10061,
"name": "Correspondence 13x13 RoundRobin 2015-08-19 01:00",
"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:20251027T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-10-27T19:00:43.391916Z",
"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": "2025-10-30T19:00:00Z",
"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,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2015-08-19T01:00:09.872647Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-08-19T01:00:29.892366Z",
"ended": "2015-12-03T22:01:49.244032Z",
"start_waiting": "2015-08-19T01:00:29.154024Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10
},
{
"id": 18357,
"name": "Correspondence 19x19 RoundRobin 2016-06-19 01:00",
"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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251026T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-10-26T19:00:42.914121Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-10-29T19:00:00Z",
"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,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-06-19T01:00:07.397075Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-06-19T01:00:28.153776Z",
"ended": "2016-09-30T12:50:53.321650Z",
"start_waiting": "2016-06-19T01:00:27.135976Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 114899,
"name": "Giải đấu Xóm Cờ Vây: Hệ Măng Non!!!",
"director": {
"id": 1358858,
"username": "piii7777",
"country": "vn",
"icon": "https://user-uploads.online-go.com/c98f52b964618fc2dfe8f264c6a5d804-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1937.6831820311227,
"deviation": 68.71146629116117,
"volatility": 0.0599974874133445
}
},
"ranking": 30.230428419776782,
"professional": false,
"ui_class": ""
},
"description": "Giải đấu Xóm Cờ Vây: Hệ măng non!!!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 35,
"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": 13517,
"name": "Xóm Cờ Vây",
"summary": "Xóm Cờ Vây là một cộng đồng chơi cờ vây trực tuyến của các kỳ thủ cờ vây Việt Nam, do kỳ thủ Vương Đánh Cờ Vây thành lập, nhằm giúp đỡ những người muốn học chơi cờ vây ở Việt Nam.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 534,
"icon": "https://user-uploads.online-go.com/54b2ff39f4bf6580f42bb7e2736eab46-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-04-14T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 18,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-04-14T13:00:54.837358Z",
"ended": "2024-04-14T14:22:23.362497Z",
"start_waiting": "2024-04-14T13:00:54.693736Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/54b2ff39f4bf6580f42bb7e2736eab46-15.png",
"player_count": 6
},
{
"id": 16072,
"name": "First Lainchan Tournament",
"director": {
"id": 242110,
"username": "anomie",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/2dede69cf2890dbaf40a43169011282b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 682.6701141241332,
"deviation": 64.01796244829504,
"volatility": 0.06005588624594396
}
},
"ranking": 6.079502174820068,
"professional": false,
"ui_class": ""
},
"description": "There are four of, so I thought I thought I'd start a tournament. Invite anyone you please.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"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": false,
"group": {
"id": 988,
"name": "lainchan",
"summary": "lainchan.org go group",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8,
"icon": "https://user-uploads.online-go.com/382e0e73b14717636b79ab7ba75ee45e-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-04-02T23:05:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2016-04-03T22:50:05.513501Z",
"ended": "2016-06-24T18:17:56.538993Z",
"start_waiting": "2016-04-03T22:50:05.444417Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/382e0e73b14717636b79ab7ba75ee45e-15.png",
"player_count": 4
},
{
"id": 92281,
"name": "9x9 Mini League 10k-25k #65",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.9309942820382,
"deviation": 69.27002040505438,
"volatility": 0.0601400267130072
}
},
"ranking": 21.060493963985465,
"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": 681,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-07-17T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-07-14T07:49:34.530923Z",
"ended": "2022-08-19T22:29:09.175017Z",
"start_waiting": "2022-07-14T07:49:34.393498Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 36358,
"name": "Correspondence 9x9 RoundRobin 2018-04-15 01:00",
"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:20251028T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-28T19:00:02.083048Z",
"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": "2025-10-31T19:00:00Z",
"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": "2018-04-15T01:00:58.987423Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-04-15T01:01:29.590954Z",
"ended": "2018-05-13T07:25:01.062317Z",
"start_waiting": "2018-04-15T01:01:28.368786Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5
},
{
"id": 114748,
"name": "สาระRA!Ls Tour ครั้งที่ 67",
"director": {
"id": 148806,
"username": "โอ๋ชิงหยวน",
"country": "th",
"icon": "https://user-uploads.online-go.com/ce215c1cd6976260be70c98099181048-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1532.3598955910415,
"deviation": 65.90141955582489,
"volatility": 0.05950679459112225
}
},
"ranking": 24.797492411834142,
"professional": false,
"ui_class": ""
},
"description": "RESPECT",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 8890,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 1123200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2571,
"name": "Go World Wide",
"summary": "enjoy",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 88,
"icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-04-13T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 24,
"max_ranking": 32,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-13T00:00:55.255963Z",
"ended": "2024-05-20T03:13:19.334895Z",
"start_waiting": "2024-04-13T00:00:54.503988Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png",
"player_count": 10
},
{
"id": 114744,
"name": "Kitty & puppy lovers friendly tournament #13",
"director": {
"id": 1518938,
"username": "KittyWise",
"country": "us",
"icon": "https://user-uploads.online-go.com/dfb96e8660fdc662a5bd238eef23578c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "🐈🐕🐸🐎🐂🐓🐒 community happy go\n<a> https://online-go.com/group/14076</a> welcome join",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "nz",
"time_per_move": 33182,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 28800,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 14076,
"name": "KittyWise",
"summary": "----------------------------------------------------------------------------------------------------------------------",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 59,
"icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-04-13T00:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-13T00:00:54.473972Z",
"ended": "2024-05-20T20:11:07.769843Z",
"start_waiting": "2024-04-13T00:00:54.364028Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/92416af5ddd8c38ad1a269c780ce7965-15.png",
"player_count": 4
},
{
"id": 125078,
"name": "13x13 New Zealand 25k-10k League #19",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1375.4853149089604,
"deviation": 67.21348462779376,
"volatility": 0.06063921068143465
}
},
"ranking": 22.29723830146702,
"professional": false,
"ui_class": "supporter"
},
"description": "25k-10k. 5 players. Starts only when full.\n\nNew Zealand rules. 13x13 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": 90782,
"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": 80,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-03-04T04:13:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-03-02T12:00:08.554658Z",
"ended": "2025-05-03T21:19:34.291363Z",
"start_waiting": "2025-03-02T12:00:08.425120Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 5
}
]
}
