HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57798,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=55",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=53",
"results": [
{
"id": 4534,
"name": "第一回如月戦",
"director": {
"id": 121447,
"username": "redacted-",
"country": "_ASEAN",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/11b092863bce59e0ec221e2b7aa4d729-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1955.8889149060858,
"deviation": 98.76391721431955,
"volatility": 0.06000316187061695
}
},
"ranking": 30.44692154082555,
"professional": false,
"ui_class": ""
},
"description": "Yearly tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86440,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 86400,
"main_time": 3600,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 518,
"name": "Warriors of Kadoorie Hill",
"summary": "Welcome all families and friends of DBS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 7,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/47030b0c0ce5c3c2f50f9c0a05f528d7-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-01-31T16:00:00Z",
"players_start": 2,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-01-31T16:00:20.042340Z",
"ended": "2015-05-24T14:37:16.150450Z",
"start_waiting": "2015-01-31T16:00:19.929859Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/47030b0c0ce5c3c2f50f9c0a05f528d7-15.png",
"player_count": 7
},
{
"id": 8158,
"name": "Correspondence 19x19 RoundRobin 2015-06-10 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:20250917T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-09-17T19:00:35.269800Z",
"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": "2025-09-20T19:00:00Z",
"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,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2015-06-10T01:00:26.711436Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-06-10T01:00:48.134115Z",
"ended": "2015-09-10T05:09:53.497157Z",
"start_waiting": "2015-06-10T01:00:47.298865Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10
},
{
"id": 3746,
"name": "FSTS Mind Test",
"director": {
"id": 117904,
"username": "Inquisitor",
"country": "_Red_Cross",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6480244495d6b65fce5554cef9397a7f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1304.0248210491002,
"deviation": 62.45011626472323,
"volatility": 0.06000432406173624
}
},
"ranking": 21.06215970513464,
"professional": false,
"ui_class": ""
},
"description": "This tournament is for members of our group and will be interesting to players of any level. Low-level players will be able to gain valuable experience. High-level players can test their abilities in the game with a handicap.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 86400,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 353,
"name": "Four Seasons Tournament Series",
"summary": "Серия турниров \"Четыре Сезона\"",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 623,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/da3625d8ecb510c14d65689ea409862b-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-02-03T15:00:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2015-02-03T15:00:25.041417Z",
"ended": "2015-08-14T18:33:02.443128Z",
"start_waiting": "2015-02-03T15:00:24.901243Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/da3625d8ecb510c14d65689ea409862b-15.png",
"player_count": 7
},
{
"id": 7350,
"name": "Live 19x19 Swiss Tournament 2015-05-10 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:20250920T120000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-09-20T12:00:08.702609Z",
"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": "2025-09-20T16:00:00Z",
"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": "2015-05-10T20:30:52.395178Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-05-10T20:30:54.016988Z",
"ended": "2015-05-10T23:00:13.472006Z",
"start_waiting": "2015-05-10T20:30:53.823369Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 7908,
"name": "Blitz 19x19 Elimination Tournament 2015-05-31 17:30",
"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:20250920T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-20T13:00:08.715530Z",
"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": "2025-09-20T17:00:00Z",
"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": "2015-05-31T17:30:20.203372Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-05-31T17:30:21.832231Z",
"ended": "2015-05-31T17:57:43.152098Z",
"start_waiting": "2015-05-31T17:30:21.711821Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4
},
{
"id": 8629,
"name": "SA Closed 2015 Candidates Day 2",
"director": {
"id": 703,
"username": "komi",
"country": "za",
"icon": "https://secure.gravatar.com/avatar/63e105e892884a412104a76b92d102f2?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1899.0972815317732,
"deviation": 70.35748020658936,
"volatility": 0.05995411931937601
}
},
"ranking": 29.764780868766636,
"professional": false,
"ui_class": ""
},
"description": "SA Closed 2015 Candidates Day 2",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 64,
"time_control_parameters": {
"time_control": "canadian",
"period_time": 600,
"main_time": 3600,
"stones_per_period": 25
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 33,
"name": "South African Group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 160,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4b7f5e1250042807f5a4cefeaad5dea-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-06-28T08:00:00Z",
"players_start": 8,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2015-06-28T19:24:04.231467Z",
"ended": "2015-06-28T19:24:04.217566Z",
"start_waiting": "2015-06-28T19:24:04.094452Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4b7f5e1250042807f5a4cefeaad5dea-15.png",
"player_count": 6
},
{
"id": 7757,
"name": "Beginner's Tournament (30 to 14 kyu)",
"director": {
"id": 148915,
"username": "nishiyamo",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/392a1d27255135d3ddd89f302b4dd653-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1339.1450518645847,
"deviation": 66.10891700691667,
"volatility": 0.06000251048244951
}
},
"ranking": 21.677391592759324,
"professional": false,
"ui_class": ""
},
"description": "Everyone is welcome.\n\nThe main goal of this tournament is to bring beginners together and to make them learn from each other in a competitive environment.\n\nPlease be aware that you need to have played a certain amount of ranked games to be able to join this tournament.\n\nExperience shows that many participants don't show up on the day of the tournament. So, please spread the word and invite players from your contact list and study groups.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 45,
"main_time": 450,
"periods": 5
},
"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": 8731,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-05-31T21:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 16,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-05-31T21:00:33.943088Z",
"ended": "2015-06-01T01:37:30.248553Z",
"start_waiting": "2015-05-31T21:00:33.458904Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 28
},
{
"id": 8496,
"name": "Blitz 19x19 Elimination Tournament 2015-06-22 17:30",
"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:20250920T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-20T13:00:08.715530Z",
"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": "2025-09-20T17:00:00Z",
"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": "2015-06-22T17:30:04.607101Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-06-22T17:30:06.359158Z",
"ended": "2015-06-22T17:57:07.634137Z",
"start_waiting": "2015-06-22T17:30:06.209348Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 12942,
"name": "Blitz 19x19 Elimination Tournament 2015-12-03 17:30",
"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:20250920T130000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-20T13:00:08.715530Z",
"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": "2025-09-20T17:00:00Z",
"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": "2015-12-03T17:30:54.843085Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-12-03T17:32:56.558057Z",
"ended": "2015-12-03T17:50:23.700073Z",
"start_waiting": "2015-12-03T17:32:56.445255Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4
},
{
"id": 7250,
"name": "Primium Inter Pares 8-10 kyu",
"director": {
"id": 2183,
"username": "udhar_nabresh",
"country": "ro",
"icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1534.7537635987744,
"deviation": 63.487911043815295,
"volatility": 0.059313137655243015
}
},
"ranking": 24.83362935476486,
"professional": false,
"ui_class": ""
},
"description": "8-10 kyu level players ... strong players say: \"the best defense is the attack\" ... i'm not a strong player ... i say: \"the best defense is the DEFENSE !\" ... let's see how it works ...",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"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": true,
"time_start": "2015-05-12T03:01:00Z",
"players_start": 7,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 20,
"max_ranking": 22,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-05-09T01:28:51.368813Z",
"ended": "2015-11-11T15:35:48.905904Z",
"start_waiting": "2015-05-09T01:28:50.606801Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
}
]
}
