HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57901,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4091",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4089",
"results": [
{
"id": 47191,
"name": "第２期 はむすたークラス １３路盤【 楽人リーグ戦 】",
"director": {
"id": 582205,
"username": "さかもと",
"country": "jp",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4fd22623c4d90b173eef890e634934d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1806.4877161432678,
"deviation": 141.8396152914018,
"volatility": 0.06002488366424099
}
},
"ranking": 28.607415450972766,
"professional": false,
"ui_class": ""
},
"description": "はむすたークラスは１３路盤での開催です。\n対象棋力：１９級～１５級\n\n挨拶はしっかり！ マナーを守って楽しく対局しましょう！\n\n定員の１０名になりお申し込みができない場合は、 ４月２３日(火)１９時までに、トーナメント掲示板 あるいは グループ管理者にお知らせください。 ２回負け抜けトーナメントに変更いたします。",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 44160,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 86400,
"max_time": 172800,
"time_increment": 43200,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3048,
"name": "【 公式 】楽人リーグ戦",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 34,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b602a3a4c62da69475b1f2bf4b93d4a1-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-04-26T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 15,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-04-26T10:00:45.054983Z",
"ended": "2019-05-28T04:34:43.838508Z",
"start_waiting": "2019-04-26T10:00:43.379623Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b602a3a4c62da69475b1f2bf4b93d4a1-15.png",
"player_count": 6
},
{
"id": 47786,
"name": "Fast Correspondence – April 2019 (C)",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1567.4354601308846,
"deviation": 62.3709376438633,
"volatility": 0.05973247951121882
}
},
"ranking": 25.32141988737067,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30720,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 172800,
"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": "2019-05-01T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-05-01T00:01:02.860043Z",
"ended": "2019-07-03T19:14:06.520755Z",
"start_waiting": "2019-05-01T00:00:58.884527Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10
},
{
"id": 48671,
"name": "Blitz 19x19 Elimination Tournament 2019-05-23 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:20251001T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-10-01T01:00:48.991164Z",
"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": "2025-10-01T05:00:00Z",
"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": "2019-05-23T01:30:57.445417Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-05-23T01:30:59.265967Z",
"ended": "2019-05-23T02:26:27.589481Z",
"start_waiting": "2019-05-23T01:30:58.783667Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 45753,
"name": "BOOT CAMP 3 \"Bloody blind date\"",
"director": {
"id": 613097,
"username": "SgtHartman",
"country": "001",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b7f391461a801b84d37dbf3e927c967a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1380.0223119640495,
"deviation": 79.12661578167102,
"volatility": 0.060006642263803506
}
},
"ranking": 22.373472223460578,
"professional": false,
"ui_class": ""
},
"description": "A fierce and fun competition for players with stone balls.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 86400,
"max_time": 259200,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3341,
"name": "BOOT CAMP",
"summary": "My mission is tournaments for DDK players and tournaments with a handicap for all. Play, learn, have fun!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 32,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/39f574a37d4485fec42b6089a126cc5f-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-03-13T01:30:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-03-13T01:30:55.213277Z",
"ended": "2019-11-18T09:07:32.697381Z",
"start_waiting": "2019-03-13T01:30:54.414415Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/39f574a37d4485fec42b6089a126cc5f-15.png",
"player_count": 7
},
{
"id": 55082,
"name": "Sombor",
"director": {
"id": 134125,
"username": "mitava",
"country": "at",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 840.8124806667811,
"deviation": 63.7775038680582,
"volatility": 0.05991962241111885
}
},
"ranking": 10.902964775293851,
"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": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 27,
"name": "Serbian Go Players",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 79,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4c7afeabd5c537f0916589346c203bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-12-29T17:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 8,
"max_ranking": 12,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-12-29T17:00:04.060621Z",
"ended": "2020-05-11T12:25:17.229989Z",
"start_waiting": "2019-12-29T17:00:01.993057Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a4c7afeabd5c537f0916589346c203bb-15.png",
"player_count": 8
},
{
"id": 38919,
"name": "Fast Correspondence Swiss – July 2018",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1567.4354601308846,
"deviation": 62.3709376438633,
"volatility": 0.05973247951121882
}
},
"ranking": 25.32141988737067,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "**Please, avoid delaying your games using the vacation feature. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).**",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30720,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 172800,
"time_increment": 28800,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"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": "2018-07-22T00:00:00Z",
"players_start": 6,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-07-22T00:00:35.951418Z",
"ended": "2019-09-18T09:23:45.256755Z",
"start_waiting": "2018-07-22T00:00:29.955380Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 38
},
{
"id": 17744,
"name": "2016 Northern Solstice Teaching Ladder Tournament",
"director": {
"id": 203945,
"username": "timuzhti",
"country": "au",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/447482e4d1fddb5ea71da68f3a8a67d7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2349.2257971057606,
"deviation": 67.61151467333107,
"volatility": 0.06014167970887988
}
},
"ranking": 34.68895179754466,
"professional": false,
"ui_class": "supporter"
},
"description": "A tournament to encourage new users to join the OGS Teaching Ladder, provide fun games and reviews.\n\nInvite your friends!!!\n\nNOTE: The earlier tournament (16681) is broken, this is a replacement",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 110880,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 108000
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 865,
"name": "OGS Teaching Ladder",
"summary": "Teach the weaker, learn from the stronger",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 645,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-64.png"
},
"auto_start_on_max": false,
"time_start": "2016-06-20T22:35:00Z",
"players_start": 40,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-06-21T19:15:12.504095Z",
"ended": "2019-08-16T22:08:28.601983Z",
"start_waiting": "2016-06-21T19:15:04.759804Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/24ecd9d9f2f78df3b3e6b5f90732b0e3-15.png",
"player_count": 98
},
{
"id": 49902,
"name": "Torneio de formadores da SME - 19x19",
"director": {
"id": 71636,
"username": "riemsdijk",
"country": "br",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/da901711d8fc89260b88e89b54d973a2-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2090.752813463398,
"deviation": 107.21131894032435,
"volatility": 0.06007508560034665
}
},
"ranking": 31.99055013514288,
"professional": false,
"ui_class": ""
},
"description": "Torneio de formadores da SME - 19x19",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1304,
"name": "Formadores da SME",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 72,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2019-07-07T21:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-07-07T23:33:26.563006Z",
"ended": "2020-01-22T00:16:44.053279Z",
"start_waiting": "2019-07-07T23:33:25.937715Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 35119,
"name": "2018 Class C Single Elimination",
"director": {
"id": 153455,
"username": "El0m",
"country": "gb",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/018b099d6b5f111ad780b468738dc998-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1295.7038814112566,
"deviation": 70.83331711939027,
"volatility": 0.0603648964543371
}
},
"ranking": 20.913967003155264,
"professional": false,
"ui_class": ""
},
"description": "Elementary level.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "aga",
"time_per_move": 46080,
"time_control_parameters": {
"period_time": 604800,
"main_time": 259200,
"system": "canadian",
"pause_on_weekends": true,
"time_control": "canadian",
"stones_per_period": 14,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1398,
"name": "Ratio",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 7,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2018-06-30T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-06-30T23:00:22.561045Z",
"ended": "2019-07-01T07:07:27.801384Z",
"start_waiting": "2018-06-30T23:00:21.324886Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 31
},
{
"id": 48112,
"name": "Blitz 19x19 Elimination Tournament 2019-05-04 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:20251001T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:06:42.010011Z",
"last_run": "2025-10-01T01:00:48.991164Z",
"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": "2025-10-01T05:00:00Z",
"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": "2019-05-04T13:30:40.457528Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2019-05-04T13:30:42.873779Z",
"ended": "2019-05-04T13:52:24.010228Z",
"start_waiting": "2019-05-04T13:30:42.459418Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 4
}
]
}
