HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58280,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=5284",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=5282",
"results": [
{
"id": 94643,
"name": "Blitz 19x19 Elimination Tournament 2022-09-15 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:20251108T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-11-08T01:00:32.743033Z",
"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": "2025-11-08T05:00:00Z",
"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": "2022-09-15T13:30:08.594570Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-09-15T13:30:10.126874Z",
"ended": "2022-09-15T14:18:00.582504Z",
"start_waiting": "2022-09-15T13:30:09.887181Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 12
},
{
"id": 118762,
"name": "DDK Tournament Series #2 (Correspondence 19*19)",
"director": {
"id": 1583021,
"username": "thebeautyofmath.kl.lac.2",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/f4ceceed4b2a54a7bb4849c0bab231b1?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 767.5674939250537,
"deviation": 61.604650201620295,
"volatility": 0.060204096420504845
}
},
"ranking": 8.793021741272463,
"professional": false,
"ui_class": ""
},
"description": "DDK Tournament (Correspondence) - Double Elimination Game. \nThis is the second tournament of the series for DDK players, in case you didn't join the first one in time.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91187,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 604800,
"period_time": 86400,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"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": 3592,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-09-01T15:00:00Z",
"players_start": 12,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-09-01T14:46:10.157807Z",
"ended": "2025-11-06T09:29:15.609687Z",
"start_waiting": "2024-09-01T14:46:10.013854Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 12
},
{
"id": 118876,
"name": "QWERTY",
"director": {
"id": 1605251,
"username": "FZD2024",
"country": "cn",
"icon": "https://user-uploads.online-go.com/fcd1512b34c1e6067a040674bb6686aa-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1762.894872112785,
"deviation": 75.0979448871644,
"volatility": 0.05997149185603529
}
},
"ranking": 28.041925765265525,
"professional": false,
"ui_class": ""
},
"description": "NO 1111",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "nz",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3,
"name": "OGS",
"summary": "An open group for folks' who like OGS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1769,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
},
"auto_start_on_max": false,
"time_start": "2124-08-07T02:50:00Z",
"players_start": 12345,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 12
},
{
"id": 116312,
"name": "May 2024 DDK Fast Correspondence Tournament",
"director": {
"id": 58836,
"username": "DrQuantum",
"country": "us",
"icon": "https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1167.7539177715282,
"deviation": 62.30977603022938,
"volatility": 0.05898040769143056
}
},
"ranking": 18.50701728923274,
"professional": false,
"ui_class": ""
},
"description": "Just a tournament for DDKs - 12 hour increment, 3 days max time (but weekends are paused).",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45251,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 43200,
"initial_time": 259200,
"max_time": 259200
},
"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": 8768,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-05-31T14:00:00Z",
"players_start": 12,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-02-14T09:32:25.539959Z",
"ended": "2025-11-03T18:40:57.844904Z",
"start_waiting": "2025-02-14T09:32:25.080652Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 12
},
{
"id": 133708,
"name": "24.10 практика для факультатива",
"director": {
"id": 512029,
"username": "Павел Науменко",
"country": "001",
"icon": "https://user-uploads.online-go.com/159834f78ac02642afdb38194bd2c630-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1576.3289332559857,
"deviation": 65.46633758355435,
"volatility": 0.05998731564479118
}
},
"ranking": 25.45239945600424,
"professional": false,
"ui_class": ""
},
"description": "Участники только слушатели факультатива на занятии 24.10",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 40,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2208,
"name": "Го-клуб ИТМО",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 46,
"icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-24T17:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-10-24T14:35:28.369788Z",
"ended": "2025-10-24T16:03:46.315460Z",
"start_waiting": "2025-10-24T14:35:28.080557Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-15.png",
"player_count": 12
},
{
"id": 133707,
"name": "Live 9x9 Double Elimination Tournament 2025-10-24 14:30",
"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 Site-wide Tournament",
"schedule": {
"id": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251108T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-11-08T02:00:32.750875Z",
"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": "2025-11-08T06:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41,
"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": "2025-10-24T14:30:42.478383Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-10-24T14:31:42.664894Z",
"ended": "2025-10-24T15:21:32.946748Z",
"start_waiting": "2025-10-24T14:31:42.463651Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 12
},
{
"id": 133478,
"name": "17.10 практика для факультатива",
"director": {
"id": 512029,
"username": "Павел Науменко",
"country": "001",
"icon": "https://user-uploads.online-go.com/159834f78ac02642afdb38194bd2c630-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1576.3289332559857,
"deviation": 65.46633758355435,
"volatility": 0.05998731564479118
}
},
"ranking": 25.45239945600424,
"professional": false,
"ui_class": ""
},
"description": "Участники только слушатели факультатива на занятии 17.10",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 20,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 600,
"max_time": 600
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2208,
"name": "Го-клуб ИТМО",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 46,
"icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-17T19:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-10-17T14:42:50.762984Z",
"ended": "2025-10-17T15:57:28.362054Z",
"start_waiting": "2025-10-17T14:42:50.526679Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/97d7765a77b2cd2b949864b6dee400ec-15.png",
"player_count": 12
},
{
"id": 132978,
"name": "Sente Tournament I",
"director": {
"id": 1864817,
"username": "deleted-ba270c1d-aa26-4fac-a578-8278ec42074b",
"country": "in",
"icon": "https://user-uploads.online-go.com/bb787adbae7adc2413690d0457ee60b4-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 317.79726823308874,
"deviation": 70.2348941694934,
"volatility": 0.06004692912331622
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "This is a new weekly tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 4787,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 15743,
"name": "The Aji Union (+25k Beginners)",
"summary": "This group is open for all and beginner friendly. If you do not wish to join this group try the The Opening Tournament on Oct 7th, it is called The Aji Tournament!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 18,
"icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-10T13:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-10T13:30:35.136413Z",
"ended": null,
"start_waiting": "2025-10-10T13:30:34.760272Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-15.png",
"player_count": 12
},
{
"id": 133014,
"name": "Обучающий-25-3",
"director": {
"id": 443311,
"username": "rominokun",
"country": "ru",
"icon": "https://user-uploads.online-go.com/5ac2ac7311439a617e4e8dcd65dfe075-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2099.4088049469997,
"deviation": 77.43405946674632,
"volatility": 0.06000748966084304
}
},
"ranking": 32.0861963207287,
"professional": false,
"ui_class": ""
},
"description": "Тренировка перед отборочным",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"time_per_move": 56,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 45,
"initial_time": 300,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4606,
"name": "Го-клуб МГУ ",
"summary": "Го Клуб Московского университета \n\nMoscow University Go Club\n\n莫斯科大学围棋俱乐部\n\nモスクワ大学囲碁クラブ\n\n모스크바 대학교 바둑 클럽",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 325,
"icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-03T16:05:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2025-10-03T16:00:03.692247Z",
"ended": "2025-10-03T17:06:42.843453Z",
"start_waiting": "2025-10-03T16:00:03.508766Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-15.png",
"player_count": 12
},
{
"id": 124634,
"name": "Monday Morning 19x19 #51",
"director": {
"id": 1246361,
"username": "katonal_edu",
"country": "hu",
"icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1519.4900345121234,
"deviation": 66.18700894543053,
"volatility": 0.05999710756939137
}
},
"ranking": 24.60224096962113,
"professional": false,
"ui_class": ""
},
"description": "To have a good start of the week you need to join this 19x19 #51 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87768,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 172800,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12889,
"name": "Monday Morning",
"summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 44,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-02-03T09:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-02-03T09:00:23.596874Z",
"ended": null,
"start_waiting": "2025-02-03T09:00:23.477176Z",
"board_size": 19,
"active_round": 5,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
"player_count": 12
}
]
}
