HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58181,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=873",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=871",
"results": [
{
"id": 59977,
"name": "Hidaka",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 842.2208215395864,
"deviation": 64.02577309870175,
"volatility": 0.059913530337603986
}
},
"ranking": 10.941708035777655,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16320,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 172800,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"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": 751,
"icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-05-02T17:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 13,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-05-02T17:00:32.392730Z",
"ended": "2020-05-03T15:30:00.283854Z",
"start_waiting": "2020-05-02T17:00:32.189660Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
"player_count": 3
},
{
"id": 130686,
"name": "Correspondence 9x9 RoundRobin 2025-07-22 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251025T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-25T19:00:43.012863Z",
"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": "2025-10-28T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95543,
"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": "2025-07-22T19:01:02.412640Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-22T19:01:02.835381Z",
"ended": "2025-08-04T21:12:59.750789Z",
"start_waiting": "2025-07-22T19:01:02.687220Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5
},
{
"id": 67644,
"name": "Fast Correspondence 2020-11-16",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1576.6058983592984,
"deviation": 62.39509712483839,
"volatility": 0.05973302369801668
}
},
"ranking": 25.456466614065288,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled to allow the use of conditional moves.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30720,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 28800,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 508,
"name": "Fast Correspondence",
"summary": "Tournaments for people who like to play quick correspondence games.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 795,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-11-16T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-11-16T00:00:51.257759Z",
"ended": "2020-12-17T09:40:30.305093Z",
"start_waiting": "2020-11-16T00:00:49.807941Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10
},
{
"id": 63574,
"name": "Play with bot 07 19x19",
"director": {
"id": 798997,
"username": "noob_bot",
"country": "_Pirate",
"icon": "https://user-uploads.online-go.com/c0482108c2d871387c75860f532c7f8c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1543.4991086563468,
"deviation": 58.431317217722075,
"volatility": 0.055215967591552374
}
},
"ranking": 24.965168439551213,
"professional": false,
"ui_class": "bot"
},
"description": "Fast correspondence tournament, human/bot are welcome.\n\nGame result is NOT important.\n\nThis is running for debug & test.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 15360,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 86400,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6332,
"name": "noob_bot",
"summary": "Play with bots",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 881,
"icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-07-29T00:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-07-28T10:51:16.047534Z",
"ended": "2020-08-16T15:27:01.065450Z",
"start_waiting": "2020-07-28T10:51:15.731801Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
"player_count": 10
},
{
"id": 61815,
"name": "Michelle",
"director": {
"id": 795359,
"username": "Michelle Yu",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/c688dcb9f01ca614dff7ec6d4c1e1617?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 660.0721106494477,
"deviation": 83.28045893866333,
"volatility": 0.060000012340865515
}
},
"ranking": 5.300211599220755,
"professional": false,
"ui_class": ""
},
"description": "Hi, it’s me -Michelle",
"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": 6017,
"name": "Mmmmmmmmm",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-06-12T07:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-22T18:34:53.973701Z",
"ended": "2020-08-15T18:18:13.088698Z",
"start_waiting": "2020-06-22T18:34:53.409050Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 107949,
"name": "Ппппп",
"director": {
"id": 1120150,
"username": "Damir777",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/27e23e08844de5acf7b9bca15af5398f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 903.1154097312439,
"deviation": 72.7203719314542,
"volatility": 0.05998821474935358
}
},
"ranking": 12.557765875862481,
"professional": false,
"ui_class": ""
},
"description": "Мама\nЫвцуцц",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12462,
"name": "Festival",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 5,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-09-28T18:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 97030,
"name": "1.5天一步 Just practice for fun",
"director": {
"id": 984504,
"username": "Squirrelder 松鼠長老",
"country": "tw",
"icon": "https://user-uploads.online-go.com/d3f23d9e084effcc318f1e7a29013710-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1324.3772834223005,
"deviation": 115.10590553017228,
"volatility": 0.06000009420983113
}
},
"ranking": 21.420680891934346,
"professional": false,
"ui_class": ""
},
"description": "1.5day/step 也是慢棋 不過限時每步一天半,試試看喔",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 129600,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": false,
"per_move": 129600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11838,
"name": "蕭兔孽徒團 (Xiao Tu Legion)",
"summary": "本群是黑嘉嘉成人班學員們在OGS開的社團，歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 317,
"icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-12-14T06:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-12-14T06:00:10.533616Z",
"ended": "2023-08-29T08:48:50.338731Z",
"start_waiting": "2022-12-14T06:00:08.546306Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png",
"player_count": 38
},
{
"id": 34481,
"name": "Correspondence 19x19 RoundRobin 2018-02-12 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251023T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-10-23T19:00:59.308914Z",
"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": "2025-10-26T19:00:00Z",
"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": "2018-02-12T01:00:33.449031Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-02-12T01:01:01.742806Z",
"ended": "2018-05-11T16:55:15.697123Z",
"start_waiting": "2018-02-12T01:00:58.698799Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 8
},
{
"id": 115668,
"name": "Hello world",
"director": {
"id": 1555749,
"username": "Yourturn",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/fecf5bfc001febb4fe5172575e6ac9a4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Hello",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 14256,
"name": "Hello world",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-05-04T23:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-06T16:28:10.949971Z",
"ended": "2024-12-10T14:00:04.452240Z",
"start_waiting": "2024-12-06T16:28:10.895089Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 61684,
"name": "holly bolly rolly",
"director": {
"id": 736026,
"username": "李張樂",
"country": "hk",
"icon": "https://secure.gravatar.com/avatar/d45769aab0523878768b0b2d1164cd85?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1373.2951358573407,
"deviation": 64.83524429933749,
"volatility": 0.060011864092403285
}
},
"ranking": 22.260347282571285,
"professional": false,
"ui_class": ""
},
"description": "dhjlfhdjgohdjgdsghdsjhgjdhgdslghsdl",
"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": 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": 594,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-06-09T02:00:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-06-09T02:00:51.941381Z",
"ended": "2020-06-09T02:00:51.917315Z",
"start_waiting": "2020-06-09T02:00:51.859279Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 1
}
]
}
