HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57831,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4047",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4045",
"results": [
{
"id": 110908,
"name": "1st MVGV Correspondence Tournament",
"director": {
"id": 890983,
"username": "fix.david",
"country": "_DOOP",
"icon": "https://secure.gravatar.com/avatar/34157ec878bbb302b2c3dd139c05ba1b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1585.6948900647496,
"deviation": 66.32247983131693,
"volatility": 0.05978085047540099
}
},
"ranking": 25.589541075636845,
"professional": false,
"ui_class": ""
},
"description": "First MVGV Correspondence Tournament",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88451,
"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": 13856,
"name": "ocgo.club",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 13,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b94abbba52500ad84c743bee3d3636d8-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-01-08T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-01-08T19:00:49.467877Z",
"ended": "2024-04-16T16:19:48.887483Z",
"start_waiting": "2024-01-08T19:00:48.959433Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b94abbba52500ad84c743bee3d3636d8-15.png",
"player_count": 6
},
{
"id": 111438,
"name": "Handicap Arena 2024 - 008",
"director": {
"id": 2408,
"username": "richyfourtytwo",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/8482108492340cf4f2021653180eb741-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1509.8316757728062,
"deviation": 64.82563050671644,
"volatility": 0.0597494966629602
}
},
"ranking": 24.45462260233029,
"professional": false,
"ui_class": ""
},
"description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88451,
"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": 13655,
"name": "Handicap Arena",
"summary": "Organising arena-type handicap correspondence tournaments.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 94,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-01-10T11:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-01-09T03:14:10.746194Z",
"ended": "2024-03-27T13:13:34.289157Z",
"start_waiting": "2024-01-09T03:14:10.571459Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
"player_count": 5
},
{
"id": 37860,
"name": "Kuwabara Honimbou first look at Hikaru - Third Edition",
"director": {
"id": 15530,
"username": "Julko",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 895.6977684389834,
"deviation": 71.67662467913603,
"volatility": 0.05929976361757447
}
},
"ranking": 12.36684069104789,
"professional": false,
"ui_class": "supporter"
},
"description": "and the run begins…",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 420,
"name": "Hikaru no go club",
"summary": "Sai is the way.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 749,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-07-03T04:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-07-03T04:00:44.635242Z",
"ended": "2019-03-12T14:03:47.172574Z",
"start_waiting": "2018-07-03T04:00:41.136235Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
"player_count": 9
},
{
"id": 114331,
"name": "Test tournament",
"director": {
"id": 1509112,
"username": "Momonja",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ce1f0f81dcad5488fdfa8f3280a62025-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 893.7696207802886,
"deviation": 60.61295019150827,
"volatility": 0.059989961502212606
}
},
"ranking": 12.316952511087626,
"professional": false,
"ui_class": ""
},
"description": "Testing",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 300,
"max_time": 600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 14171,
"name": "Keima PH",
"summary": "Keima PH - Casual Go player's club.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 6,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5bba63ab0ab7c62bb8de5afb0bc94a65-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-03-29T06:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-03-29T06:00:01.402273Z",
"ended": "2024-03-29T06:26:55.694383Z",
"start_waiting": "2024-03-29T06:00:01.328549Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5bba63ab0ab7c62bb8de5afb0bc94a65-15.png",
"player_count": 2
},
{
"id": 123013,
"name": "19x19 Open League #69",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1320.5754017584557,
"deviation": 68.90060292298388,
"volatility": 0.06013255594618109
}
},
"ranking": 21.35412875916649,
"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/12599",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 57,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-12-22T22:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-19T00:00:01.990553Z",
"ended": "2025-03-12T23:24:16.930168Z",
"start_waiting": "2024-12-19T00:00:00.859141Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10
},
{
"id": 11868,
"name": "Leoben-Heavy II 19x19 Oktober 2015",
"director": {
"id": 66704,
"username": "mita va",
"country": "at",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 790.4297789963495,
"deviation": 62.55687030044076,
"volatility": 0.059162330447153876
}
},
"ranking": 9.472483640572717,
"professional": false,
"ui_class": "supporter"
},
"description": "dtz njzr",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21680,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 7200,
"max_time": 259200,
"time_increment": 21600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 445,
"name": "Go7wien",
"summary": "Wiener Go Klub",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 65,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-10-27T18:04:00Z",
"players_start": 3,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 14,
"max_ranking": 22,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-10-27T18:04:43.383218Z",
"ended": "2015-11-08T18:39:22.836835Z",
"start_waiting": "2015-10-27T18:04:42.823372Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dc8c9fc51f6266ef1f39c0eb7b0c81f3-15.png",
"player_count": 5
},
{
"id": 102157,
"name": "Monthly Tournament: May 2023",
"director": {
"id": 1175667,
"username": "PPProm",
"country": "th",
"icon": "https://secure.gravatar.com/avatar/12507b959b9075059f6e1c43f0f27ba5?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 929.5238447430535,
"deviation": 66.65390974576505,
"volatility": 0.060037795123986826
}
},
"ranking": 13.224997673087842,
"professional": false,
"ui_class": ""
},
"description": "Monthly Tournament: May 2023\n\nHave fun😊😊",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": 13102,
"name": "Online Go - OGS",
"summary": "Welcome to group “Online Go - OGS”\n\nHave fun😊😊",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 61,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e8402476d566b538e57657b59dc9f91d-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-01T09:30:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-05-01T09:30:49.989913Z",
"ended": "2023-12-21T23:37:51.166699Z",
"start_waiting": "2023-05-01T09:30:49.789270Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e8402476d566b538e57657b59dc9f91d-15.png",
"player_count": 15
},
{
"id": 43708,
"name": "simple",
"director": {
"id": 596800,
"username": "chikai 9522",
"country": "it",
"icon": "https://secure.gravatar.com/avatar/888b9e2fa0e60b5837a576b41a02568d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 975.7501331836572,
"deviation": 76.77294942654319,
"volatility": 0.0600231944211688
}
},
"ranking": 14.348561681136944,
"professional": false,
"ui_class": ""
},
"description": "for beginner",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 6720,
"time_control_parameters": {
"total_time": 604800,
"time_control": "absolute",
"speed": "correspondence",
"system": "absolute",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 710,
"name": "Italian Group",
"summary": "Questo è un gruppo creato per raccogliere tutti i giocatori italiani 😜",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 270,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b25a2f6a1c298402adb7a561be5719ff-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-12-20T02:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-12-20T02:00:12.763916Z",
"ended": "2019-01-06T10:40:31.727226Z",
"start_waiting": "2018-12-20T02:00:11.061488Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b25a2f6a1c298402adb7a561be5719ff-15.png",
"player_count": 7
},
{
"id": 130535,
"name": "Correspondence 19x19 RoundRobin 2025-07-17 19:01",
"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 Site-wide Tournament",
"schedule": {
"id": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20250923T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-09-23T19:00:22.738302Z",
"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": "2025-09-26T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-07-17T19:01:03.483482Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-17T19:01:55.462508Z",
"ended": null,
"start_waiting": "2025-07-17T19:01:55.323312Z",
"board_size": 19,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5
},
{
"id": 43841,
"name": "DDK.NL Go Club - High DDK tournament",
"director": {
"id": 463810,
"username": "SuzieKyu",
"country": "nl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/62a582e29c917f3dfcb81bce64a13f7a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1171.4995125731932,
"deviation": 63.025646037873635,
"volatility": 0.06000597450469722
}
},
"ranking": 18.5811525604583,
"professional": false,
"ui_class": ""
},
"description": "For players between 15 and 10 kyu. Enjoy!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2979,
"name": "Internatio.NL Go Club",
"summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 64,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-12-22T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-12-22T13:00:57.217943Z",
"ended": "2019-03-31T12:57:15.318078Z",
"start_waiting": "2018-12-22T13:00:56.287056Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png",
"player_count": 7
}
]
}