HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57634,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4514",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4512",
"results": [
{
"id": 89180,
"name": "Test Run",
"director": {
"id": 1139949,
"username": "wanyaow",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/44e7f34ab943dc2a5e086dd325ecd2f3?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1448.6486735485482,
"deviation": 170.6867337928089,
"volatility": 0.06000448988621987
}
},
"ranking": 23.496976575614106,
"professional": false,
"ui_class": "provisional"
},
"description": "Test Run",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 1,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "blitz",
"pause_on_weekends": false,
"total_time": 120
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11514,
"name": "USMKKJ Chess",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 9,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-04-25T13:05:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2022-04-25T13:07:44.902487Z",
"ended": "2022-04-25T13:14:43.845150Z",
"start_waiting": "2022-04-25T13:07:44.807103Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 81842,
"name": "19x19 Traditional monthly tournament XII/21",
"director": {
"id": 929191,
"username": "EnsoZEN",
"country": "cz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9de5727796a655588080bb89cc627977-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1463.5820448380764,
"deviation": 67.30723430909097,
"volatility": 0.06004488935091738
}
},
"ranking": 23.734396346844115,
"professional": false,
"ui_class": ""
},
"description": "☸️ Have ZEN!🧘\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 48,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-12-01T00:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-12-01T00:00:04.521437Z",
"ended": "2022-04-14T02:14:30.821086Z",
"start_waiting": "2021-12-01T00:00:03.365393Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 10
},
{
"id": 89172,
"name": "Live 9x9 Double Elimination Tournament 2022-04-25 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:20250903T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-09-03T06:00:14.938113Z",
"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": "2025-09-03T10:00:00Z",
"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": "2022-04-25T10:30:36.900118Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-04-25T10:30:38.322006Z",
"ended": "2022-04-25T11:27:06.695038Z",
"start_waiting": "2022-04-25T10:30:38.122041Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 11
},
{
"id": 97054,
"name": "Blitz 19x19 Elimination Tournament 2022-11-21 21:30",
"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:20250903T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-09-03T09:00:14.978598Z",
"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": "2025-09-03T13:00:00Z",
"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": "2022-11-21T21:30:32.068083Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-11-21T21:31:35.519715Z",
"ended": "2022-11-21T21:58:39.053200Z",
"start_waiting": "2022-11-21T21:31:35.022374Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4
},
{
"id": 87732,
"name": "ซ้อมก่อนแข่งจริง",
"director": {
"id": 917705,
"username": "GKD2",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/624777ec0f04894cab6028f188db710b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 919.6954992997345,
"deviation": 165.32878643942152,
"volatility": 0.060000118781042
}
},
"ranking": 12.978917249853716,
"professional": false,
"ui_class": "provisional"
},
"description": "ซ้อมก่อนแข่งจริง",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 60,
"period_time": 10,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10619,
"name": "ซ้อมแข่งขันแบบทัวร์นาเมนต์",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 19,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-03-25T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-03-25T09:00:21.998796Z",
"ended": "2022-03-25T09:18:40.102803Z",
"start_waiting": "2022-03-25T09:00:21.868548Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 11
},
{
"id": 87116,
"name": "Go Zodiac Friendship Games Online ราศีมีน รุ่น F1 กระดาน 9x9 (ต่ำกว่า 8 คิว)",
"director": {
"id": 912815,
"username": "cp06",
"country": "un",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/4da1ef892b79d62ea729b1964f8d22fc-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1714.2976090919533,
"deviation": 165.413817348452,
"volatility": 0.05999825538800575
}
},
"ranking": 27.394794550290733,
"professional": false,
"ui_class": "provisional"
},
"description": "Go Zodiac Friendship Games Online ราศีมีน รุ่น F1 กระดาน 9x9 (ต่ำกว่า 8 คิว)",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 300,
"period_time": 10,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 10408,
"name": "Zodiac กลุ่ม F(ต่ำกว่า 8 คิว) กระดาน 9",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 890,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-03-25T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2022-03-25T10:00:25.273149Z",
"ended": "2022-03-25T10:50:59.717946Z",
"start_waiting": "2022-03-25T10:00:25.073441Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
"player_count": 25
},
{
"id": 87926,
"name": "Kepler Stadt Weil der Stadt",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 867.255680672153,
"deviation": 64.20097424992427,
"volatility": 0.059923179079934
}
},
"ranking": 11.619808525360568,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 259200,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 23,
"name": "German Group",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 359,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-03-29T08:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 13,
"max_ranking": 15,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-03-29T08:25:47.499462Z",
"ended": "2022-03-29T13:09:12.571061Z",
"start_waiting": "2022-03-29T08:25:47.424314Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 87933,
"name": "19x19",
"director": {
"id": 1116912,
"username": "Marvel Ng 2022",
"country": "hk",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e1a5975b67b27eb9fccabb08996995c6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 969.0483551252452,
"deviation": 64.2643210877604,
"volatility": 0.05999031014420976
}
},
"ranking": 14.189011190836165,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"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": 2933,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-03-29T10:30:00Z",
"players_start": 1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-03-29T10:30:55.480132Z",
"ended": "2022-03-29T11:13:06.945572Z",
"start_waiting": "2022-03-29T10:30:55.424537Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-15.png",
"player_count": 3
},
{
"id": 91865,
"name": "Live 9x9 Double Elimination Tournament 2022-06-29 22:30",
"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:20250903T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-09-03T06:00:14.938113Z",
"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": "2025-09-03T10:00:00Z",
"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": "2022-06-29T22:30:34.662935Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-06-29T22:30:36.138905Z",
"ended": "2022-06-29T23:03:23.417285Z",
"start_waiting": "2022-06-29T22:30:35.991470Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5
},
{
"id": 91870,
"name": "Blitz",
"director": {
"id": 1124710,
"username": "Krios.",
"country": "ca",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/780748ce99b865915ca35d43164a4e94-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1245.1005841409792,
"deviation": 63.70392173609972,
"volatility": 0.06008790899354921
}
},
"ranking": 19.991722670953084,
"professional": false,
"ui_class": ""
},
"description": "Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 30,
"max_time": 60
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11990,
"name": "Ai study",
"summary": "For players who play/study strong AI to discuss and connect.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-06-30T23:12:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-06-30T23:12:40.030953Z",
"ended": "2022-06-30T23:17:52.558693Z",
"start_waiting": "2022-06-30T23:12:39.943994Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png",
"player_count": 2
}
]
}
