HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57863,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=612",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=610",
"results": [
{
"id": 57061,
"name": "Lee Sedol (이세돌) Birthday DDK Tournament",
"director": {
"id": 58836,
"username": "DrQuantum",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5192a63f12fa80c878392f9d0034612b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1143.7397382507165,
"deviation": 61.75318572336151,
"volatility": 0.05897510248772356
}
},
"ranking": 18.025987841832915,
"professional": false,
"ui_class": ""
},
"description": "This is a tournament honoring the recently retired Korean professional Lee Sedol (이세돌), who celebrates his birthday on March 2.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "korean",
"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": 24,
"name": "Double Digit Kyu Room",
"summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3579,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2020-03-03T00:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-03-03T04:44:03.592442Z",
"ended": "2020-07-18T13:12:38.750605Z",
"start_waiting": "2020-03-03T04:44:00.470046Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 122976,
"name": "19x19 Open D.E. Cup #93",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1305.4393992715281,
"deviation": 68.80481183117902,
"volatility": 0.06012924408369228
}
},
"ranking": 21.08725871879576,
"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": 58,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-12-15T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-15T10:00:59.822639Z",
"ended": null,
"start_waiting": "2024-12-15T10:00:59.744185Z",
"board_size": 19,
"active_round": 6,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8
},
{
"id": 57404,
"name": "9x9 Single Elimination",
"director": {
"id": 732684,
"username": "Chonky Peanut",
"country": "kp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/1c5e5d0866a744c56ce7e5a8cac00c73-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1158.5404180844098,
"deviation": 62.85689110634654,
"volatility": 0.06014570270064678
}
},
"ranking": 18.323640981484395,
"professional": false,
"ui_class": ""
},
"description": "Single Elimination 9x9 tournament, I hope we can get over 10 people.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 25,
"name": "Go Basics",
"summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 17443,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-03-20T05:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-03-20T05:00:31.302743Z",
"ended": "2020-06-26T14:43:47.639479Z",
"start_waiting": "2020-03-20T05:00:30.337807Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 19
},
{
"id": 131505,
"name": "DDK - SDK Crossroad 9x9 mini tournament I",
"director": {
"id": 1081052,
"username": "Malakia",
"country": "be",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c79fd56979d8c75717ce4a3094a39e8e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1381.3827216919058,
"deviation": 63.93703882931742,
"volatility": 0.05998223457383114
}
},
"ranking": 22.39628197962739,
"professional": false,
"ui_class": ""
},
"description": "Fast correspondence games for DDK players close to getting into the SDK realm and lower or new SDK players working there way up.\n\n10h per move, you can get up to 7 days, pauses in the weekend, should allow for a decent pace without much risk of timing out. \n\nHave fun!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45143,
"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": 24,
"name": "Double Digit Kyu Room",
"summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3579,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-08-28T09:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-26T05:53:32.152769Z",
"ended": null,
"start_waiting": "2025-08-26T05:53:32.052170Z",
"board_size": 9,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 103034,
"name": "19x19 Open D.E. Cup #21",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1305.4393992715281,
"deviation": 68.80481183117902,
"volatility": 0.06012924408369228
}
},
"ranking": 21.08725871879576,
"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": 58,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-05-14T21:05:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-05-14T21:00:17.938329Z",
"ended": "2024-05-27T12:32:32.082450Z",
"start_waiting": "2023-05-14T21:00:17.775753Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8
},
{
"id": 122583,
"name": "DDK Doubles #2",
"director": {
"id": 496469,
"username": "beefwithasillyguy",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8f199a278c84623f101aaeeb65c92e06?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 816.9698376609466,
"deviation": 101.8809539743649,
"volatility": 0.06000469285066534
}
},
"ranking": 10.23702059009903,
"professional": false,
"ui_class": ""
},
"description": "Monthly tournament for DDK players",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93238,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 864000,
"period_time": 86400,
"periods": 10
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 43,
"name": "Kyu Level Study Group",
"summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8738,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-12-01T17:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-11-30T17:48:08.593669Z",
"ended": null,
"start_waiting": "2024-11-30T17:48:08.440324Z",
"board_size": 19,
"active_round": 4,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 8
},
{
"id": 118819,
"name": "13x13 New Zealand Handicap D.E. #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": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": -1,
"rules": "nz",
"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": 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": "2024-09-21T03:13:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-09-20T17:24:32.905383Z",
"ended": "2024-12-01T20:53:46.734956Z",
"start_waiting": "2024-09-20T17:24:32.735205Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 8
},
{
"id": 53277,
"name": "DDK battle",
"director": {
"id": 460127,
"username": "BirdBitch86",
"country": "_Pirate",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/d60d382cf4fc42b77aaa65f72fe50bcd-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1187.6077395604586,
"deviation": 64.6954188904006,
"volatility": 0.0598897254258215
}
},
"ranking": 18.8972986363964,
"professional": false,
"ui_class": ""
},
"description": "DDK battle.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 4115,
"name": "DDK gang",
"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": true,
"time_start": "2019-10-26T05:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-10-27T16:46:42.437873Z",
"ended": "2020-02-11T06:33:03.511153Z",
"start_waiting": "2019-10-27T16:46:41.384082Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 109620,
"name": "32 sewas",
"director": {
"id": 1465057,
"username": "adccdwed",
"country": "pe",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bb53407585cd01414607efa00e6c525b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1369.9678633046344,
"deviation": 87.89574604306509,
"volatility": 0.060008544017272486
}
},
"ranking": 22.204190510588543,
"professional": false,
"ui_class": ""
},
"description": "4r35r4",
"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": 10635,
"name": "Blitz ⚡",
"summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 20,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-11-15T00:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 26,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-05-16T20:57:29.117286Z",
"ended": "2025-05-19T17:03:16.664784Z",
"start_waiting": "2025-05-16T20:57:28.979287Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
"player_count": 8
},
{
"id": 76867,
"name": "9x9 D.E. 07/03/2021",
"director": {
"id": 582354,
"username": "GlacialNoivern",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bae7db25edc19db310969d9c23831e70-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1538.257364713131,
"deviation": 65.55077561199136,
"volatility": 0.06026203340214659
}
},
"ranking": 24.886416928616224,
"professional": false,
"ui_class": ""
},
"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.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 259200
},
"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": 593,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-07-04T01:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-04T01:00:37.853002Z",
"ended": "2021-08-25T09:03:56.385707Z",
"start_waiting": "2021-07-04T01:00:37.610895Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 10
}
]
}