HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57919,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4470",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4468",
"results": [
{
"id": 74073,
"name": "The decisive battle between human and artificial intelligence",
"director": {
"id": 985190,
"username": "AlphaGo v18",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/ca5c2b7b5fee4e1300ae4e2b2cd68a27?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "The decisive battle between human and artificial intelligence",
"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": 3,
"name": "OGS",
"summary": "An open group for folks' who like OGS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1761,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-18T12:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-04-18T12:12:33.886013Z",
"ended": "2021-04-21T12:12:45.482781Z",
"start_waiting": "2021-04-18T12:12:33.774450Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 2
},
{
"id": 74332,
"name": "24/4 馬彥彬\t古宇喬",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.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": "24/4 馬彥彬\t古宇喬",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 20,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 480,
"period_time": 15,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7531,
"name": "傳碁 C班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 87,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-04-24T04:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-04-24T03:51:34.339944Z",
"ended": "2021-04-24T04:21:37.157145Z",
"start_waiting": "2021-04-24T03:51:34.268319Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 74968,
"name": "Cat Island IV: 18-Player Round Robin",
"director": {
"id": 109488,
"username": "DVbS78rkR7NVe",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2026.1476299885521,
"deviation": 66.05609734432652,
"volatility": 0.059874270189468615
}
},
"ranking": 31.26391960044579,
"professional": false,
"ui_class": ""
},
"description": "<h2 style=\"color:red\">17 simultaneous games</h2>\n\n<h3>Auto handicap</h3>\n\n<hr/>\n\nJoin the group for more cat tournaments ^__^",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6124,
"name": "Leopard's Resting Tree",
"summary": "A little corner for cat tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 310,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-05-17T09:00:00Z",
"players_start": 18,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-05-10T13:52:11.055869Z",
"ended": "2021-08-03T10:06:57.492309Z",
"start_waiting": "2021-05-10T13:52:06.643475Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 18
},
{
"id": 73388,
"name": "3/4 楊正VS覃晉謙",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.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": "3/4 楊正VS覃晉謙",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 1200
},
"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": "2021-04-03T06:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-04-03T05:16:58.434153Z",
"ended": "2021-04-03T06:07:22.435845Z",
"start_waiting": "2021-04-03T05:16:58.330042Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 71331,
"name": "tournoi GO rail Hebdo",
"director": {
"id": 574048,
"username": "stefgo_",
"country": "fr",
"icon": "https://secure.gravatar.com/avatar/a51df43f9885dd337a804d5384fd41cb?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1501.0762834438149,
"deviation": 60.513617476119045,
"volatility": 0.05919023721854458
}
},
"ranking": 24.319986866890304,
"professional": false,
"ui_class": "supporter"
},
"description": "tournoi GO rail Hebdo",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 300,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8234,
"name": "GO RAIL",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 15,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/093f671c5c4959124e5d2b371448cac3-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-02-12T12:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-02-12T12:00:35.506479Z",
"ended": "2021-02-12T12:08:13.647087Z",
"start_waiting": "2021-02-12T12:00:35.356381Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/093f671c5c4959124e5d2b371448cac3-15.png",
"player_count": 3
},
{
"id": 71330,
"name": "Test 2",
"director": {
"id": 928116,
"username": "Aya Yacoubi 3VZ",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0cf367f0549e8664b5e10455f9f69957-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1815.093868740029,
"deviation": 226.7696647427505,
"volatility": 0.05999839851545938
}
},
"ranking": 28.717440755095684,
"professional": false,
"ui_class": "provisional"
},
"description": "Iedereen mag meedoen.",
"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": 8158,
"name": "Calandlyceum Technasium Go",
"summary": "Deze groep is alleen voor Technasium-leerlingen van het Calandlyceum.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0c592993023eee3d8998f5111944c8da-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-02-12T11:50:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-02-12T11:50:35.004606Z",
"ended": "2021-02-12T12:16:29.649449Z",
"start_waiting": "2021-02-12T11:50:34.918089Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0c592993023eee3d8998f5111944c8da-15.png",
"player_count": 4
},
{
"id": 70358,
"name": "Correspondence 19x19 RoundRobin 2021-01-21 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251002T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-10-02T19:00:49.214602Z",
"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": "2025-10-05T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2021-01-21T19:00:15.177782Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-21T19:00:16.886180Z",
"ended": "2021-03-29T12:04:03.212064Z",
"start_waiting": "2021-01-21T19:00:15.435735Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 70226,
"name": "#009 🐕 Correspondence 19×19 RoundRobin",
"director": {
"id": 782501,
"username": "マンジュリカ",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1613.1492347649423,
"deviation": 66.21889845362597,
"volatility": 0.05849840812884101
}
},
"ranking": 25.986924418598104,
"professional": false,
"ui_class": ""
},
"description": "have 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",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2214,
"name": "Dogs fun",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 11,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-01-19T07:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 24,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-19T07:00:43.624548Z",
"ended": "2021-03-10T20:17:10.413373Z",
"start_waiting": "2021-01-19T07:00:42.432166Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
"player_count": 8
},
{
"id": 69843,
"name": "gg go",
"director": {
"id": 838050,
"username": "Noame",
"country": "_Pirate",
"icon": "https://secure.gravatar.com/avatar/980c0a6a206285c731bad6badb50b036?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1522.7548521545386,
"deviation": 65.53552493187783,
"volatility": 0.06003825160640832
}
},
"ranking": 24.65192832895758,
"professional": false,
"ui_class": ""
},
"description": "5454543433545",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"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": 5590,
"name": "AI Communicate Group",
"summary": "",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 87,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ace88ed00bb92d5712f408e9dcb98ac2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-01-07T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-07T16:12:54.086976Z",
"ended": "2021-01-21T15:36:07.149169Z",
"start_waiting": "2021-01-07T16:12:53.893560Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ace88ed00bb92d5712f408e9dcb98ac2-15.png",
"player_count": 4
},
{
"id": 70397,
"name": "#013 🐕 Correspondence 19×19 RoundRobin",
"director": {
"id": 782501,
"username": "マンジュリカ",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1613.1492347649423,
"deviation": 66.21889845362597,
"volatility": 0.05849840812884101
}
},
"ranking": 25.986924418598104,
"professional": false,
"ui_class": ""
},
"description": "have 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",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2214,
"name": "Dogs fun",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 11,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cabe872fc4d0083bc32905811a4b62e8-64.png"
},
"auto_start_on_max": true,
"time_start": "2021-01-23T11:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 24,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-01-23T11:00:08.303883Z",
"ended": "2021-02-17T13:24:06.943218Z",
"start_waiting": "2021-01-23T11:00:06.858991Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cabe872fc4d0083bc32905811a4b62e8-15.png",
"player_count": 6
}
]
}
