HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57936,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4565",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4563",
"results": [
{
"id": 97413,
"name": "Correspondence 19x19 RoundRobin 2022-12-03 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": 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": "2022-12-03T19:00:43.815956Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-03T19:00:44.290153Z",
"ended": "2023-02-22T13:03:44.311292Z",
"start_waiting": "2022-12-03T19:00:44.006456Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 7
},
{
"id": 117639,
"name": "一次下超多盤2 Many games at one time",
"director": {
"id": 1183558,
"username": "churaaze",
"country": "tw",
"icon": "https://secure.gravatar.com/avatar/40b2a069c6bdf8ab75a81d5792126cfd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2277.0271039242225,
"deviation": 77.49367826793734,
"volatility": 0.06000042965351029
}
},
"ranking": 33.966321411254036,
"professional": false,
"ui_class": ""
},
"description": "一次下超多盤2 Many games at one time",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87084,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 86400,
"period_time": 86400,
"periods": 2
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12202,
"name": "ChuRaazeYoutube",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 76,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-07-18T12:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-07-03T06:05:49.210728Z",
"ended": "2024-10-16T15:31:28.144720Z",
"start_waiting": "2024-07-03T06:05:48.678458Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12
},
{
"id": 33929,
"name": "Kuwabara Honimbou first look at Hikaru - Second Edition",
"director": {
"id": 15530,
"username": "Julko",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/71fa797ba41fd26c92f7ed5fda17613a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 905.72709649005,
"deviation": 71.65505748151637,
"volatility": 0.05929830809361521
}
},
"ranking": 12.624615908711911,
"professional": false,
"ui_class": "supporter"
},
"description": "and the run begins...",
"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": 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": "2018-03-31T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-02-08T02:56:10.279172Z",
"ended": "2018-06-03T22:22:05.691455Z",
"start_waiting": "2018-02-08T02:56:02.609406Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
"player_count": 10
},
{
"id": 114745,
"name": "19x19 New Zealand Handicap League #6",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1318.389383090845,
"deviation": 68.46285725054561,
"volatility": 0.060637846270617815
}
},
"ranking": 21.31577558066194,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap 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": -1,
"rules": "nz",
"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": 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://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-04-25T03:19:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-20T23:04:57.758737Z",
"ended": "2024-11-23T19:10:06.070920Z",
"start_waiting": "2024-04-20T23:04:57.106686Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 10
},
{
"id": 115793,
"name": "9x9 New Zealand 15k-1k League #8",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1318.389383090845,
"deviation": 68.46285725054561,
"volatility": 0.060637846270617815
}
},
"ranking": 21.31577558066194,
"professional": false,
"ui_class": "supporter"
},
"description": "15k-1k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 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": 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": 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://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-06-25T03:10:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-06-16T16:13:55.551105Z",
"ended": "2024-06-27T18:51:27.063128Z",
"start_waiting": "2024-06-16T16:13:55.359916Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 5
},
{
"id": 126282,
"name": "용명, 용명, 용명활",
"director": {
"id": 1710368,
"username": "deleted-a78034f6-e072-4e22-87db-12535f220c5a",
"country": "zz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e5710f3e15ec7bbbbde357b719923759-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 630.8918800007385,
"deviation": 77.00241085670349,
"volatility": 0.059993781373019056
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "김용명은 개그맨이다. 안 웃기지만 수치를 이기고 부끄러운 개그를 해서 사람들을 어의 없게 만든다. 좋아하는 사람은 없지만 김용명을 아는 사람은 꽤 있다. 과연 언제 쯤 뜰런지 미지수이다.",
"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",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 59,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-03-13T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-03-11T12:46:41.137582Z",
"ended": null,
"start_waiting": "2025-03-11T12:46:40.603226Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10
},
{
"id": 127836,
"name": "Tournament 1 of the series",
"director": {
"id": 1310334,
"username": "PilotClem",
"country": "_Pirate",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b00190484ad187723ff8143c2edb8b34-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1201.609834838809,
"deviation": 61.34385683141913,
"volatility": 0.059908380603805794
}
},
"ranking": 19.168644553401958,
"professional": false,
"ui_class": ""
},
"description": "This tournament is made for people to learn from each other, and to develop their senses of the game. It is also the first of the series, I will be hosting multiple tournaments. \n\nPlease join my groupe\nThank you,\nHave fun",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 32,
"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": true,
"group": {
"id": 15283,
"name": "Tournaments and games",
"summary": "Please feel free to create your own tournament or game, and to have fun. The purpose of this group is for you guys to have fun, to learn and to gain experience. If you wish you can create reviews, you can share a game, or a impressive move you made.😁\n\nI am",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 23,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d468da67c2a39fd37f4de966ee5820ea-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-04-29T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-04-29T09:00:48.144226Z",
"ended": "2025-04-29T09:31:43.077109Z",
"start_waiting": "2025-04-29T09:00:48.055450Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d468da67c2a39fd37f4de966ee5820ea-15.png",
"player_count": 7
},
{
"id": 115792,
"name": "Kranj 72",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 840.8124806667811,
"deviation": 63.7775038680582,
"volatility": 0.05991962241111885
}
},
"ranking": 10.902964775293851,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 38051,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 36000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 374,
"name": "Slovenija",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 53,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4ed128f6478ae7603dbe02435c4af5de-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-05-10T15:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 8,
"max_ranking": 14,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-05-10T15:00:04.077442Z",
"ended": "2024-08-12T17:25:38.205146Z",
"start_waiting": "2024-05-10T15:00:03.503413Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4ed128f6478ae7603dbe02435c4af5de-15.png",
"player_count": 9
},
{
"id": 96676,
"name": "Correspondence 19x19 RoundRobin 2022-11-12 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": "2022-11-12T19:00:25.296816Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-11-12T19:00:26.003312Z",
"ended": "2023-01-30T02:53:16.671747Z",
"start_waiting": "2022-11-12T19:00:25.440576Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 9
},
{
"id": 132937,
"name": "Correspondence 13x13 RoundRobin 2025-10-01 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 Site-wide Tournament",
"schedule": {
"id": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251003T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-10-03T19:00:49.497056Z",
"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": "2025-10-06T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2025-10-01T19:00:48.933299Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-01T19:00:49.380905Z",
"ended": null,
"start_waiting": "2025-10-01T19:00:49.029891Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
}
]
}