HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58796,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=456",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-board_size&page=454",
"results": [
{
"id": 18744,
"name": "Correspondence Weekly McMahon 19x19 2016-07-09 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251222T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-12-22T17:00:10.175766Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-12-29T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"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": "2016-07-09T17:00:31.961580Z",
"players_start": 60,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-07-09T17:01:08.167053Z",
"ended": "2018-07-04T02:38:16.960562Z",
"start_waiting": "2016-07-09T17:01:00.762986Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 93,
"ranked": true
},
{
"id": 22425,
"name": "120 to 1 Meijin",
"director": {
"id": 303589,
"username": "Canada1867",
"country": "ca",
"icon": "https://secure.gravatar.com/avatar/0a77206015cf9e4c151ac777d1636656?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 924.8037735661408,
"deviation": 68.06902899701008,
"volatility": 0.06000502011404481
}
},
"ranking": 13.10714375918142,
"professional": false,
"ui_class": ""
},
"description": "An experimental remake of the Meijin Final Game time control, at a 120 to 1 ratio, just for Kyus. I don't think this has been tried before, so it might go terribly...",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 7200,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 7200,
"main_time": 0,
"periods": 480
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 454,
"name": "Tournament Club",
"summary": "Welcome to the TOURNAMENT CLUB, a remake of the 'Kyu Tournament Group'.\n\nIn this group, you will be able to participate in competitions for your level so that you will have a fair chance of winning! We also have special competitions that require special ru",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 77,
"icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-64.png"
},
"auto_start_on_max": true,
"time_start": "2016-12-25T17:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-12-25T17:00:26.363749Z",
"ended": "2019-03-13T19:58:16.084496Z",
"start_waiting": "2016-12-25T17:00:25.684603Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/f9bc230408f387605b22aa31ff5d0022-15.png",
"player_count": 31,
"ranked": true
},
{
"id": 96107,
"name": "Blitz 19x19 Elimination Tournament 2022-10-27 01:30",
"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:20251223T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-23T21:00:10.547941Z",
"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": "2025-12-24T01:00:00Z",
"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": "2022-10-27T01:30:43.239092Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-10-27T01:30:44.578660Z",
"ended": "2022-10-27T02:01:02.838806Z",
"start_waiting": "2022-10-27T01:30:44.433701Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 7,
"ranked": true
},
{
"id": 95171,
"name": "Praha 30",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 829.3659685300282,
"deviation": 63.70829844524693,
"volatility": 0.05991115081900641
}
},
"ranking": 10.585644305711897,
"professional": false,
"ui_class": ""
},
"description": "19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": 31,
"name": "Český pokoj",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-10-01T15:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 16,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-10-01T14:20:32.490734Z",
"ended": "2023-02-26T08:16:05.837906Z",
"start_waiting": "2022-10-01T14:20:32.337978Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8,
"ranked": true
},
{
"id": 35806,
"name": "เตรียมความพร้อม... ค่ายมุ่งสู่ดั้งครั้งที่ 1",
"director": {
"id": 517691,
"username": "ละ... วาง...",
"country": "un",
"icon": "https://user-uploads.online-go.com/f5a30625635721a56149ec3ead0cf237-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1570.2736645979464,
"deviation": 64.15944399205745,
"volatility": 0.06008600793774668
}
},
"ranking": 25.36330041148589,
"professional": false,
"ui_class": ""
},
"description": "มาสนุกกันต่อเลยครับ... สู้สู้",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2328,
"name": "BMA teacher's GO",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 24,
"icon": "https://user-uploads.online-go.com/ffc96a0601dfdbe693b9733bdddc8d0d-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-03-28T14:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2018-03-28T02:26:36.256045Z",
"ended": "2018-11-02T22:00:55.912249Z",
"start_waiting": "2018-03-28T02:26:35.919003Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ffc96a0601dfdbe693b9733bdddc8d0d-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 96878,
"name": "Blitz 19x19 Elimination Tournament 2022-11-17 13:30",
"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:20251223T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-23T21:00:10.547941Z",
"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": "2025-12-24T01:00:00Z",
"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": "2022-11-17T13:30:08.692185Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-11-17T13:30:10.468666Z",
"ended": "2022-11-17T14:20:44.612455Z",
"start_waiting": "2022-11-17T13:30:09.993090Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 5,
"ranked": true
},
{
"id": 121994,
"name": "YY Kim 8P Go Workshop Tournament -- Kyu Level",
"director": {
"id": 816494,
"username": "zzhixun",
"country": "us",
"icon": "https://user-uploads.online-go.com/bed95ecf7a3a4350ea052b62da33d114-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2172.7573818402507,
"deviation": 140.03735044305452,
"volatility": 0.06000351195154958
}
},
"ranking": 32.8811964932673,
"professional": false,
"ui_class": ""
},
"description": "Division B -- Kyu Level",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "aga",
"time_per_move": 12,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 300,
"max_time": 600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 14772,
"name": "Yoonyoung's Workshop",
"summary": "Mar 8th Sat : Dan players \nMar 9th Sun : Kyu Players\n/Starting at 1:00pm - 6:45 ET \n \n\n",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 36,
"icon": "https://user-uploads.online-go.com/a1924ba4a3741c1fe30295854af0b2ca-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-11-11T19:00:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2024-11-11T19:05:07.584322Z",
"ended": "2024-11-13T01:11:34.298765Z",
"start_waiting": "2024-11-11T19:05:07.458736Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/a1924ba4a3741c1fe30295854af0b2ca-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 13436,
"name": "Correspondence Weekly McMahon 19x19 2015-12-26 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251222T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-12-22T17:00:10.175766Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-12-29T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "mcmahon",
"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": "2015-12-26T17:00:27.978850Z",
"players_start": 50,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-12-26T17:00:38.563161Z",
"ended": "2020-09-15T19:47:16.400559Z",
"start_waiting": "2015-12-26T17:00:37.638159Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 60,
"ranked": true
},
{
"id": 96096,
"name": "Live 19x19 Swiss Tournament 2022-10-26 16:30",
"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:20251223T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-12-23T20:00:10.550175Z",
"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": "2025-12-24T00:00:00Z",
"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": "2022-10-26T16:30:22.070383Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-10-26T16:30:23.601276Z",
"ended": "2022-10-26T18:09:09.620892Z",
"start_waiting": "2022-10-26T16:30:23.465279Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 7,
"ranked": true
},
{
"id": 96967,
"name": "Blitz 19x19 Elimination Tournament 2022-11-19 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:20251223T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-12-23T21:00:10.547941Z",
"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": "2025-12-24T01:00:00Z",
"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": "2022-11-19T17:30:13.353526Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-11-19T17:30:14.874496Z",
"ended": "2022-11-19T17:53:03.020808Z",
"start_waiting": "2022-11-19T17:30:14.770560Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4,
"ranked": true
}
]
}
