HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58700,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4752",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4750",
"results": [
{
"id": 133028,
"name": "20-25lvls",
"director": {
"id": 868193,
"username": "chanhofung7",
"country": "hk",
"icon": "https://user-uploads.online-go.com/71481a15747e021d6568263b15ed64af-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1109.1767608645318,
"deviation": 65.1208911220979,
"volatility": 0.06002931855676769
}
},
"ranking": 17.31562355741683,
"professional": false,
"ui_class": ""
},
"description": "20-25 lvls will join",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 74051,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 72000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 5351,
"name": "2025vs ",
"summary": "A group for Go players who love the 9x9 board to 19x19 board and an open group for any go players......and members over 150!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 192,
"icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-03T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/800b4a0d234e19e92a200d1dd3e4faff-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 19373,
"name": "Blitz 19x19 Elimination Tournament 2016-07-27 13:30",
"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": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20251215T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-15T01:00:46.154142Z",
"lead_time_seconds": 1800,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-12-15T05:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-07-27T13:30:35.398970Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2016-07-27T13:30:37.319190Z",
"ended": "2016-07-27T13:58:12.496078Z",
"start_waiting": "2016-07-27T13:30:36.923299Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4,
"ranked": true
},
{
"id": 105710,
"name": "HAPPY GO #32 Double Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1870.2032105522585,
"deviation": 71.45132291555662,
"volatility": 0.05983833437594395
}
},
"ranking": 29.409855148757394,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-07-30T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 32,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-30T04:00:51.254090Z",
"ended": "2024-01-28T03:47:13.222472Z",
"start_waiting": "2023-07-30T04:00:51.134420Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 94508,
"name": "Christmas tournament 🎄",
"director": {
"id": 126739,
"username": "🐬Sofiam🐬",
"country": "_Olimpic_Movement",
"icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1012.0554496406809,
"deviation": 84.91308607572303,
"volatility": 0.076882078105041
}
},
"ranking": 15.194279748149173,
"professional": false,
"ui_class": ""
},
"description": "Everyone is welcome, and happy holidays :)",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 1814400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6630,
"name": "Go friends 🐬",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 359,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-12-25T00:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-25T00:00:55.372313Z",
"ended": null,
"start_waiting": "2022-12-25T00:00:54.581598Z",
"board_size": 19,
"active_round": 9,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
"player_count": 40,
"ranked": true
},
{
"id": 117152,
"name": "Blitz 19x19 Elimination Tournament 2024-06-16 09:30",
"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": 1,
"name": "Blitz 19x19 Elimination Tournament",
"rrule": "DTSTART:20251215T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-15T01:00:46.154142Z",
"lead_time_seconds": 1800,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-12-15T05:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2024-06-16T09:30:46.697896Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-06-16T09:31:46.760431Z",
"ended": "2024-06-16T09:43:06.738119Z",
"start_waiting": "2024-06-16T09:31:46.698136Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5,
"ranked": true
},
{
"id": 105784,
"name": "19x19 Open League #23",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1295.3063181482353,
"deviation": 72.20008330498726,
"volatility": 0.060145531656261485
}
},
"ranking": 20.90686275508034,
"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": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-07-30T21:05:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-30T20:47:54.221562Z",
"ended": "2023-09-21T06:26:40.442734Z",
"start_waiting": "2023-07-30T20:47:53.608879Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 3073,
"name": "Filipino Fujoskei",
"director": {
"id": 77042,
"username": "AirKing",
"country": "bd",
"icon": "https://user-uploads.online-go.com/0db5e81e072513080a02d81b313d7fac-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1946.042911117968,
"deviation": 72.14206681966365,
"volatility": 0.06145189230033762
}
},
"ranking": 30.330089427071375,
"professional": false,
"ui_class": ""
},
"description": "19x19 Byo-omi time control. All Filipino and DDK players are welcomed to participate . Tournament will start 3rd AUGUST GMT 15:00 (Standard time)\n :)",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 1800,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 309,
"name": "Filipino Go Group",
"summary": "Go Group for Filipinos",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 91,
"icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2014-08-03T15:00:17.420014Z",
"ended": "2014-08-03T18:35:08.706586Z",
"start_waiting": "2014-08-03T15:00:16.544356Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d85657374f9a7c3118ee143d11e0598b-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 97516,
"name": "December toernooi 2022",
"director": {
"id": 441026,
"username": "deleted-a30fbd6f-680c-4668-8276-f9973e09e130",
"country": "nl",
"icon": "https://user-uploads.online-go.com/96439d619893935806e23f4ef483d8b5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 805.0160624397579,
"deviation": 71.18074632142026,
"volatility": 0.06003052375475145
}
},
"ranking": 9.895790858486714,
"professional": false,
"ui_class": ""
},
"description": "December toernooi 2022",
"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": 12226,
"name": "Go Club Land van Cuijk",
"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": "2022-12-06T11:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-12-06T11:00:23.137063Z",
"ended": "2023-12-18T07:56:44.509748Z",
"start_waiting": "2022-12-06T11:00:22.770577Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 21,
"ranked": true
},
{
"id": 19669,
"name": "Live 19x19 Swiss Tournament 2016-08-07 20:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20251215T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-15T04:00:46.164708Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-12-15T08:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-08-07T20:30:33.956423Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2016-08-07T22:40:05.348033Z",
"ended": "2016-08-08T01:21:34.738235Z",
"start_waiting": "2016-08-07T22:40:04.167636Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 11,
"ranked": true
},
{
"id": 11107,
"name": ".Fight Club´s \"Fair Fights\" # 12",
"director": {
"id": 91463,
"username": "petit",
"country": "001",
"icon": "https://user-uploads.online-go.com/fa3db5dae6a1029dc200cabda72dd8d3-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1592.6954080290957,
"deviation": 65.36061228637242,
"volatility": 0.05968997028479681
}
},
"ranking": 25.691518641473003,
"professional": false,
"ui_class": ""
},
"description": "\"enjoy the procedure and the goal will unfold\"\n\nits a fair fight so the handicap is enabled",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 46080,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 43200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 351,
"name": "Fight Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 367,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-10-03T18:00:00Z",
"players_start": 2,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-10-03T18:00:42.985275Z",
"ended": "2016-11-07T05:41:01.691887Z",
"start_waiting": "2015-10-03T18:00:42.748713Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
"player_count": 16,
"ranked": true
}
]
}
