HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57801,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=52",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=50",
"results": [
{
"id": 1456,
"name": "odilo's mini-tournament",
"director": {
"id": 23534,
"username": "odilo",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/a280d023f0b8970aaec354d11b55aa00?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1259.1697691530774,
"deviation": 67.98859504176583,
"volatility": 0.06001806175266714
}
},
"ranking": 20.251842397524285,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 2,
"max_ranking": 10,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2011-06-29T02:27:52Z",
"ended": "2011-06-29T00:27:52Z",
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 128682,
"name": "ooloolong 9",
"director": {
"id": 657233,
"username": "oolooloo",
"country": "zz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/8f41f10dcbb391aafb7f3a83119225ea-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 781.4817402892801,
"deviation": 66.71460416410628,
"volatility": 0.06010501255340526
}
},
"ranking": 9.208920035318743,
"professional": false,
"ui_class": "supporter"
},
"description": "longue durée \n9x9",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 171733,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 2419200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 95,
"name": "France Go Players",
"summary": "Le groupe pour les joueurs français!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1265,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f860ac26e7c271a3637835570b1fc13f-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-05-30T19:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 6,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-05-30T19:00:40.627201Z",
"ended": null,
"start_waiting": "2025-05-30T19:00:40.563092Z",
"board_size": 9,
"active_round": 5,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f860ac26e7c271a3637835570b1fc13f-15.png",
"player_count": 5
},
{
"id": 50818,
"name": "For Beginners Correspondence RR #8 Starts When Full (10 Players) or on Sunday",
"director": {
"id": 488500,
"username": "Picard",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1470.3231083618412,
"deviation": 67.06113000039035,
"volatility": 0.0599711398659376
}
},
"ranking": 23.840777355800686,
"professional": false,
"ui_class": ""
},
"description": "IF THERE ? MARK(Provisional rank) NEAR BY YOUR USERNAME YOU HAVE TO PLAY MORE RANKED GAMES ABOUT 10(TOTAL) TO GET RANKED AND THEN IF 20K-25K YOU CAN JOIN THIS TOURNAMENT\n\nLEARN TO PLAY GO https://online-go.com/learn-to-play-go\n\nThere is documentary about go SURROUNDING GAME, ALPHA GO and anime HIKARU NO GO\n\nTO JOIN OTHER TOURNAMENTS VISIT THE GROUP PAGE https://online-go.com/group/2946\n\nThere is lots of useful links https://online-go.com/group/25, //// https://online-go.com/group/2014\n\nThis is Round Robin means all games (number of players -1) begin Simultaneously maximum 9 games",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": true,
"group": {
"id": 2946,
"name": "Final Frontier",
"summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 73,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dc9146aa65b9a001214cf5f3ed95a719-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-08-06T19:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-10T17:18:10.617688Z",
"ended": "2019-09-13T17:32:22.163118Z",
"start_waiting": "2019-08-10T17:18:06.351960Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dc9146aa65b9a001214cf5f3ed95a719-15.png",
"player_count": 10
},
{
"id": 131612,
"name": "Tournament for beginners",
"director": {
"id": 1646800,
"username": "Art_Go",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/d09843def420533835408ba0e61d9430?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1346.451700841897,
"deviation": 61.715322267816106,
"volatility": 0.06000812856764632
}
},
"ranking": 21.80335938074426,
"professional": false,
"ui_class": ""
},
"description": "9-9 OGS",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95543,
"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": 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": 8732,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-09-02T12:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 10,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-09-02T12:00:14.890542Z",
"ended": null,
"start_waiting": "2025-09-02T12:00:14.778261Z",
"board_size": 9,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 8
},
{
"id": 8819,
"name": "Go Championship 2015 Summer Tournament",
"director": {
"id": 165446,
"username": "☠Pirate☠",
"country": "_Pirate",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/006c62e7e6e46ad398a401b6de49d319-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1368.424873744287,
"deviation": 63.94648586003355,
"volatility": 0.06001885639619143
}
},
"ranking": 22.17810205978375,
"professional": false,
"ui_class": ""
},
"description": "Who will be the summer champion ?",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 313,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 300,
"main_time": 1200,
"periods": 2
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 680,
"name": "Czech and Slovakian GO group",
"summary": "We are for any Czech and Slovakian player on this server.\n\nJsme tu pro všechny české a slovenské hráče na tomto serveru.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 108,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2d57f247eb50b82454963cc395766d2c-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-07-04T18:55:00Z",
"players_start": null,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-07-04T18:55:41.614689Z",
"ended": "2015-07-04T18:55:41.604434Z",
"start_waiting": "2015-07-04T18:55:41.469478Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2d57f247eb50b82454963cc395766d2c-15.png",
"player_count": 1
},
{
"id": 2663,
"name": "9x9 Blitz begginer to 20kyu",
"director": {
"id": 55159,
"username": "liamhinzman",
"country": "ca",
"icon": "https://secure.gravatar.com/avatar/39c3bd9b93eea18a51ab4c4866961eae?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1504.332324423834,
"deviation": 76.2699508396593,
"volatility": 0.06001884507263343
}
},
"ranking": 24.370148018343276,
"professional": false,
"ui_class": ""
},
"description": "Quick 10 second per move games",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 0,
"periods": 100
},
"is_open": true,
"exclude_provisional": false,
"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": 3575,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-12-16T21:27:52.668179Z",
"ended": "2013-12-19T03:00:48.302261Z",
"start_waiting": "2013-12-16T21:25:33.767224Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 255,
"name": "_-_-_-_'s mini-tournament",
"director": {
"id": 11447,
"username": "_-_-_-_",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/0a329e090e474b89451ca1599f6ca36f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1559.3368082567763,
"deviation": 70.27858323080814,
"volatility": 0.06000826996054608
}
},
"ranking": 25.201498003685646,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2007-06-28T12:54:00Z",
"ended": "2007-07-20T22:50:00Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 2887,
"name": "13x13 Beginner Tournament",
"director": {
"id": 54649,
"username": "ludischmidt",
"country": "de",
"icon": "https://secure.gravatar.com/avatar/4e32ed3c6f058f63893dbb2827984c0a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1735.150638197302,
"deviation": 61.93158525307687,
"volatility": 0.0595624286575418
}
},
"ranking": 27.674696418722952,
"professional": false,
"ui_class": ""
},
"description": "A little fun 13x13 Tournament.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 88320,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 172800,
"max_time": 172800,
"time_increment": 86400
},
"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": 8732,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-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": 10,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2014-04-07T15:43:22.216114Z",
"ended": "2014-05-20T23:48:33.455605Z",
"start_waiting": "2014-04-07T15:43:19.636853Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 0
},
{
"id": 2776,
"name": "9x9 Swiss Tournament (30-20 Kyu)",
"director": {
"id": 52052,
"username": "ST000MA",
"country": "rs",
"icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1815.314985021469,
"deviation": 64.60231597842896,
"volatility": 0.061820599095320505
}
},
"ranking": 28.720260736055334,
"professional": false,
"ui_class": ""
},
"description": "Tournament will start on Monday, 27. 1. 2014. at 15:00 UTC.\nIt will take no more then 1.5h (probably about 1h). Please, try to be online at that time.\nGood luck!",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 420,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2014-01-27T15:00:08.588842Z",
"ended": "2014-01-27T15:39:08.748297Z",
"start_waiting": "2014-01-27T15:00:07.947921Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 2271,
"name": "Amane's IGo Marathon 26",
"director": {
"id": 7425,
"username": "masutami",
"country": "sg",
"icon": "https://secure.gravatar.com/avatar/966aad8981dcc75b5b8ab04427a833b2?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1464.8658156740034,
"deviation": 64.25957956452444,
"volatility": 0.05979175956401998
}
},
"ranking": 23.75469330835485,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 10,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-06-30T04:28:47Z",
"ended": "2013-10-22T02:46:51.819784Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
}
]
}