HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58814,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5381",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=5379",
"results": [
{
"id": 128157,
"name": "13x13 Open D.E. Cup #68",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1288.97741544511,
"deviation": 72.39995646073784,
"volatility": 0.060144003759985784
}
},
"ranking": 20.793473974596115,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"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": false,
"group": {
"id": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-05-18T20:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-05-15T12:06:12.086226Z",
"ended": null,
"start_waiting": "2025-05-15T12:06:11.987632Z",
"board_size": 13,
"active_round": 5,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 85075,
"name": "Tournament 🔟",
"director": {
"id": 802455,
"username": "royz",
"country": "au",
"icon": "https://user-uploads.online-go.com/03f18f62a0f75ee67216749ada869453-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1156.0880669704966,
"deviation": 64.00919031123213,
"volatility": 0.06007145109181084
}
},
"ranking": 18.27458606844186,
"professional": false,
"ui_class": ""
},
"description": "a decade of tourneys",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "nz",
"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": 432000
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7025,
"name": "the good go group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8,
"icon": "https://user-uploads.online-go.com/2c20aac852f3dd4c0a78277b8fcbddfc-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-01-25T08:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-01-25T08:00:11.784116Z",
"ended": "2022-05-13T13:59:43.031038Z",
"start_waiting": "2022-01-25T08:00:11.345745Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/2c20aac852f3dd4c0a78277b8fcbddfc-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 76983,
"name": "The 35th Murase Go Group Tournament",
"director": {
"id": 449215,
"username": "SM-SYaKo",
"country": "jp",
"icon": "https://user-uploads.online-go.com/e577b58bab7d7fc9871766c9d1f7195a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1182.178471692773,
"deviation": 63.45983688838135,
"volatility": 0.060058455061893425
}
},
"ranking": 18.79122343818162,
"professional": false,
"ui_class": ""
},
"description": "毎月27日に開催される定例トーナメントです。これは第三十五回村瀬碁グループ定例トーナメントです。2021年8月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 35th tournament that starts on August 27th, 2021.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21840,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 18000,
"initial_time": 345600,
"max_time": 345600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2389,
"name": "Murase Go Group",
"summary": "The group of Japanese and any go player from different countries.\nこのグループは日本人や世界中の国々の人々が集うグループです。",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 93,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-08-26T23:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-26T23:00:41.078616Z",
"ended": "2022-05-25T11:41:32.865039Z",
"start_waiting": "2021-08-26T23:00:37.327742Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9e03e37d7a9f7508c9a114190260a7b9-15.png",
"player_count": 42,
"ranked": true
},
{
"id": 86217,
"name": "KCI Cub",
"director": {
"id": 996704,
"username": "KHUN-GO",
"country": "th",
"icon": "https://user-uploads.online-go.com/82897f6bedf8afb50e1d2d44fcaf9975-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1550.4137988740363,
"deviation": 67.02883863935989,
"volatility": 0.06004295385731268
}
},
"ranking": 25.068646042086105,
"professional": false,
"ui_class": ""
},
"description": "For KCI GO Club",
"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": 11146,
"name": "MUK GO CLUB",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 12,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-02-17T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-10-13T21:02:21.198498Z",
"ended": "2023-02-13T11:23:55.264222Z",
"start_waiting": "2022-10-13T21:02:21.056993Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
},
{
"id": 34418,
"name": "Show yourselves",
"director": {
"id": 431917,
"username": "jkp",
"country": "gb",
"icon": "https://user-uploads.online-go.com/61f8bc121cdb3d46f9f0f68ab8875974-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1219.5266977614428,
"deviation": 60.8025858665216,
"volatility": 0.05984111264438276
}
},
"ranking": 19.51127946286574,
"professional": false,
"ui_class": ""
},
"description": "Who have we got in here?",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 941,
"name": "Spotify",
"summary": "A group for Spotify employees.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 16,
"icon": "https://user-uploads.online-go.com/31bca5d2c8c4d02a27d57767621e160b-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-02-09T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-02-12T19:58:18.982648Z",
"ended": "2018-03-16T11:15:09.018271Z",
"start_waiting": "2018-02-12T19:58:18.489302Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/31bca5d2c8c4d02a27d57767621e160b-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 77156,
"name": "14 Lines: Even Board Sizes Series",
"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": "Join the group for more cat tournaments ^__^",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": false,
"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": 311,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-07-17T13:00:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-17T13:00:33.046918Z",
"ended": "2022-05-05T12:59:11.540030Z",
"start_waiting": "2021-07-17T13:00:32.436413Z",
"board_size": 14,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png",
"player_count": 23,
"ranked": true
},
{
"id": 89917,
"name": "loj misto",
"director": {
"id": 710628,
"username": "TalesMelo",
"country": "br",
"icon": "https://user-uploads.online-go.com/6e4f67d3c04713fe600fd6785798c69b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1363.4459167215687,
"deviation": 71.44009203402867,
"volatility": 0.060001304966852076
}
},
"ranking": 22.093718140090214,
"professional": false,
"ui_class": ""
},
"description": "Japanese Byo-Yomi: Clock starts with 5 minutes main time, followed by 10 seconds periods.",
"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": 11746,
"name": "go misto",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 6,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-12-31T19:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-31T19:00:45.789121Z",
"ended": "2023-03-13T23:57:52.498872Z",
"start_waiting": "2022-12-31T19:00:45.637051Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7,
"ranked": true
},
{
"id": 129152,
"name": "19x19 Open D.E. Cup #119",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1288.97741544511,
"deviation": 72.39995646073784,
"volatility": 0.060144003759985784
}
},
"ranking": 20.793473974596115,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-06-15T21:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-12T15:35:08.912422Z",
"ended": null,
"start_waiting": "2025-06-12T15:35:08.803372Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 47502,
"name": "9x9 Double Elimination",
"director": {
"id": 584481,
"username": "Mulsiphix",
"country": "us",
"icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1723.508332937557,
"deviation": 67.30621035483453,
"volatility": 0.06024145341136911
}
},
"ranking": 27.51884388340188,
"professional": false,
"ui_class": "supporter"
},
"description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 259200,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 591,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-12-26T02:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-14T17:25:07.682000Z",
"ended": "2019-07-07T14:12:04.464172Z",
"start_waiting": "2019-05-14T17:25:06.656956Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 121937,
"name": "Test Turnier",
"director": {
"id": 1611173,
"username": "IGS26133",
"country": "de",
"icon": "https://user-uploads.online-go.com/7de5b558e2c0283f2c9e08d4040fe31c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1371.8950114764393,
"deviation": 206.60735455863636,
"volatility": 0.06000653105344034
}
},
"ranking": 22.23673297500876,
"professional": false,
"ui_class": "provisional"
},
"description": "Test-Turnier der Go-AG",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 32,
"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": 14546,
"name": "IGS26133 Go-Club",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 31,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-11-07T13:43:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-11-07T13:43:35.971120Z",
"ended": "2024-11-07T14:25:22.271023Z",
"start_waiting": "2024-11-07T13:43:35.870896Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 6,
"ranked": true
}
]
}
