HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57881,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=is_open&page=617",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=is_open&page=615",
"results": [
{
"id": 88501,
"name": "Live 19x19 Swiss Tournament 2022-04-10 04:30",
"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:20250929T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-09-29T00:00:29.030520Z",
"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": "2025-09-29T04:00:00Z",
"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": "2022-04-10T04:30:52.774779Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-04-10T04:30:54.229585Z",
"ended": "2022-04-10T05:03:38.312654Z",
"start_waiting": "2022-04-10T04:30:54.104965Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 48898,
"name": "Correspondence 9x9 RoundRobin 2019-05-31 19:00",
"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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20250928T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-09-28T19:00:28.976598Z",
"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": "2025-10-01T19:00:00Z",
"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": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-05-31T19:00:53.535668Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-31T19:01:05.204870Z",
"ended": "2019-07-30T20:54:16.025873Z",
"start_waiting": "2019-05-31T19:00:58.706856Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 51165,
"name": "Live 9x9 Double Elimination Tournament 2019-08-16 10:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20250928T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-09-28T22:00:29.131844Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"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": "2025-09-29T02:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2019-08-16T10:30:04.049375Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-08-16T10:30:06.719634Z",
"ended": "2019-08-16T11:22:22.300854Z",
"start_waiting": "2019-08-16T10:30:05.366352Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 6
},
{
"id": 48644,
"name": "Masters of 9x9.",
"director": {
"id": 195581,
"username": "mat.go.9x9.Miau",
"country": "br",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5dbbcd26e0b171c2720b507db4b59d39-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1634.2508063360765,
"deviation": 67.07064816932599,
"volatility": 0.060652862473215774
}
},
"ranking": 26.287785569879606,
"professional": false,
"ui_class": ""
},
"description": "Enjoy",
"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": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3678,
"name": "Friends of Go.",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 27,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/312e3b2b4a483837b3259fce629383b4-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-05-22T03:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-05-24T21:53:01.409809Z",
"ended": "2019-06-19T08:13:12.056046Z",
"start_waiting": "2019-05-24T21:52:58.110247Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/312e3b2b4a483837b3259fce629383b4-15.png",
"player_count": 6
},
{
"id": 49842,
"name": "9x9 Single Elimination Tournament!!!",
"director": {
"id": 387803,
"username": "chenghao.sg",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/0ed1f33d6223a7872641caecb9f806af?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1705.7629355986683,
"deviation": 63.3481440038459,
"volatility": 0.06004117621826703
}
},
"ranking": 27.279253846305778,
"professional": false,
"ui_class": ""
},
"description": "PLS JOIN\n\n\n\n IF JOINED \n THANK U",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 120,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "live",
"pause_on_weekends": false,
"per_move": 120
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 515,
"name": "OGS Title Tournaments",
"summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 2939,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-07-02T02:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-07-07T11:48:50.628283Z",
"ended": "2019-07-07T11:58:52.658985Z",
"start_waiting": "2019-07-07T11:48:49.802878Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-15.png",
"player_count": 4
},
{
"id": 47488,
"name": "Young Lions Tournament",
"director": {
"id": 547721,
"username": "GERLyde",
"country": "aq",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/57f67d0285681f6dd62a0b9dd58c8759-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2486.2043365120885,
"deviation": 72.7661161698118,
"volatility": 0.0600732302839075
}
},
"ranking": 36.00089375309147,
"professional": false,
"ui_class": ""
},
"description": "Mal mit kürzerem time setting und ohne Vorgaben. Viel Spaß und お願いします :)",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 345600,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2631,
"name": "Freiheit 13",
"summary": "inofficial and private group for (former) staff and students of our school - people unaffiliated with our school cannot join",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 42,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/065648a4a48bcba4f8ca0a094338606d-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-04-20T17:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2019-04-20T16:33:59.466912Z",
"ended": "2019-07-13T14:39:23.669602Z",
"start_waiting": "2019-04-20T16:33:58.338568Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/065648a4a48bcba4f8ca0a094338606d-15.png",
"player_count": 10
},
{
"id": 45516,
"name": "Fast Correspondence - Pisces tournament",
"director": {
"id": 135206,
"username": "BenVsb",
"country": "be",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9959e354c236fbb8082399e5db1e36cd-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1294.3379070752537,
"deviation": 64.18874471317686,
"volatility": 0.06003197955500563
}
},
"ranking": 20.889548625852704,
"professional": false,
"ui_class": ""
},
"description": "A single elimination tournament for each astrological signs.\n\nAll members of the Fast Correspondence group are welcome. If there is less than 8 players one week before the beginning, the tournament will be open to everyone.\n\n<h1>Please, avoid delaying your games using the vacation feature. To speed up the game, use conditional move function as often as possible.</h1>\n\nIt is not an obligation, but to learn more and help each other to improve our skill, do a review with your opponent or take note in the malkovich section.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30240,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 129600,
"max_time": 259200,
"time_increment": 28800,
"speed": "correspondence"
},
"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": 792,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-02-18T13:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-02-18T13:00:06.256975Z",
"ended": "2019-10-23T22:12:13.627335Z",
"start_waiting": "2019-02-18T13:00:04.669166Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 30
},
{
"id": 47517,
"name": "Blitz 19x19 Elimination Tournament 2019-04-16 05:30",
"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:20250928T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-28T21:00:29.008379Z",
"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": "2025-09-29T01:00:00Z",
"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": "2019-04-16T05:30:06.355587Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-04-16T05:30:08.620315Z",
"ended": "2019-04-16T05:56:53.290864Z",
"start_waiting": "2019-04-16T05:30:08.298197Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4
},
{
"id": 47896,
"name": "normal",
"director": {
"id": 551190,
"username": "ionion",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/fdf1815c91e2527856858bff76c19b56?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 998.3563793919884,
"deviation": 61.07351382312085,
"volatility": 0.059938274492814005
}
},
"ranking": 14.878783808327164,
"professional": false,
"ui_class": ""
},
"description": "amical",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 600,
"max_time": 600,
"time_increment": 10,
"speed": "live"
},
"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": 17445,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-04-28T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-04-30T14:39:22.509052Z",
"ended": "2019-04-30T14:59:33.308042Z",
"start_waiting": "2019-04-30T14:39:21.781728Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4
},
{
"id": 47676,
"name": "GOGO CAT 第一屆 9x9 盃瑞士賽",
"director": {
"id": 622693,
"username": "yengung",
"country": "_United_Nations",
"icon": "https://secure.gravatar.com/avatar/69d82baae0c91b995e387f0e1714ebed?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1476.7851474800148,
"deviation": 72.14398471605101,
"volatility": 0.06003627446455435
}
},
"ranking": 23.942298190695762,
"professional": false,
"ui_class": ""
},
"description": "GOGO CAT 第一屆 9x9 盃圍棋賽",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"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": 3473,
"name": "Gogo Cat",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2019-04-21T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-04-21T15:55:14.512055Z",
"ended": "2019-05-03T11:02:13.020427Z",
"start_waiting": "2019-04-21T15:55:14.356265Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
}
]
}
