HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57814,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=player_count&page=2",
"previous": null,
"results": [
{
"id": 132658,
"name": "19x19 Open League #102",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1320.5754017584557,
"deviation": 68.90060292298388,
"volatility": 0.06013255594618109
}
},
"ranking": 21.35412875916649,
"professional": false,
"ui_class": ""
},
"description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"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": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 57,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-09-28T21:00:00Z",
"players_start": 10,
"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://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 0
},
{
"id": 132623,
"name": "9x9 Mini League 1k-9k #154",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1320.5754017584557,
"deviation": 68.90060292298388,
"volatility": 0.06013255594618109
}
},
"ranking": 21.35412875916649,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95543,
"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": 3524,
"name": "9x9 Lovers",
"summary": "A group for Go players who love the 9x9 board.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 675,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-09-28T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 0
},
{
"id": 132656,
"name": "Correspondence Weekly McMahon 19x19 2025-09-27 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 Site-wide Tournament",
"schedule": {
"id": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20250922T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-09-22T17:00:22.270419Z",
"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": "2025-09-29T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": "2025-09-27T17:00:22.235482Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 0
},
{
"id": 119558,
"name": "Hoi An Tournament",
"director": {
"id": 1207277,
"username": "deleted-e536d963-d23e-4aa1-84f9-e0de7c54c341",
"country": "aq",
"icon": "https://secure.gravatar.com/avatar/a13f670163a0a156a1a0009c2a9ae2ad?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1456.4053803281502,
"deviation": 235.4884221584121,
"volatility": 0.05999792944719367
}
},
"ranking": 23.620601255464887,
"professional": false,
"ui_class": "provisional"
},
"description": "Hoi An tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"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": 12273,
"name": "Nirvana",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-08-26T08:00:00Z",
"players_start": 4,
"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://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 132632,
"name": "πTournaments 18",
"director": {
"id": 1436588,
"username": "Arrow A6 anti-",
"country": "zz",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/fac89280be5e38e44c1980e7b9174ecf-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 687.050653762117,
"deviation": 68.44637468525039,
"volatility": 0.06359846757479104
}
},
"ranking": 6.227575914721153,
"professional": false,
"ui_class": ""
},
"description": "<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n <meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<!-- <title>左对齐文本</title> -->\n\n <style>\n .left-align {\n \n \n text-align: left;\n }\n \n p {\n\n margin: 0;\n\n padding: 0;\n }\n\n </style>\n</head>\n<body>\n <div class=\"left-align\">\n <p><H2><I><a Href=\"https://online-go.com/group/13797\"><big><span style=\"color:pink;\">W</big><span style=\"color:yellow;\">e</span><big><big><span style=\"color: white;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span style=\"color:orange;\">m</span><span style=\"color:yellow;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><br>\n <a Href=\"https://online-go.com/group/13797\">\n <span style=\"color:gold;\">无间勤碁术化<br><span style=\"color:purple;\">Go Advance forward forever</he></span></p> \n <P><a Href=\"https://online-go.com/group/13797\">\n <IMG src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9682e94fbb47d2ccab4998f738b6b042-128.png\"></p> \n \n <P><IMG src=\"https://media4.giphy.com/media/11JTxkrmq4bGE0/giphy.gif?cid=6c09b9525bmqpkj81egnar3ji8s1u8ysb75ohcn47y76avgg&ep=v1_internal_gif_by_id&rid=giphy.gif&ct=g\"width=\"160\"height=\"160\" /><IMG src=\"https://media.tenor.com/_Utilxgj8RUAAAAj/peach-goma-peach-and-goma.gif\"width=\"160\"height=\"160\" /></p> \n\n\n<!-- <P><IMG src=\"https://media1.tenor.com/m/LYZ3FOucgP4AAAAd/shinchan-mooning.gif\"width=\"160\"height=\"160\" /></p> -->\n\nWe enjoy playing Go\n\n</div>\n</body>\n</html>\n\n<hr />\n\n\nhttps://pt.m.wikipedia.org/wiki/Pi\n\n<p>\n<embed src=\"https://www.youtube.com/embed/OMq9he-5HUU\"width=\"380\" height=\"180\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/Skf8NTEnrO4\"width=\"380\" height=\"180\">\n</p>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13797,
"name": " 无间勤碁术化 Go Advance forward forever",
"summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 471,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/175d0b2a36101a52411db11b4d096829-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-09-25T20:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"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://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/175d0b2a36101a52411db11b4d096829-15.png",
"player_count": 0
},
{
"id": 132629,
"name": "13x13 Mini League 2d-9k #7",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1168.428019313218,
"deviation": 67.68025097891628,
"volatility": 0.06002903571411287
}
},
"ranking": 18.520377080159548,
"professional": false,
"ui_class": "supporter"
},
"description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93703,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 432000,
"max_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 161,
"name": "13x13",
"summary": "Like to play on a 13 x 13 board?",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 46,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-09-26T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 31,
"analysis_enabled": false,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 132627,
"name": "Champions",
"director": {
"id": 1861437,
"username": "ruslik_suslik",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/bdd168cef3733c0c976aa4834434c7eb?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 699.7938793148185,
"deviation": 245.3091663808632,
"volatility": 0.059999758838079544
}
},
"ranking": 6.653022267927443,
"professional": false,
"ui_class": "provisional"
},
"description": "ejbjenrvenv jenre",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"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": true,
"group": {
"id": 15727,
"name": "Twente",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-09-21T18:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 132561,
"name": "gocreate",
"director": {
"id": 1861803,
"username": "hydrenyear2527",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/aa0ba10f87d4a89115d1fcd6fc1439fa?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 920.5334492879327,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 13.000000000000002,
"professional": false,
"ui_class": "provisional"
},
"description": "gocreate",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15722,
"name": "gocreate",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-09-19T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 132554,
"name": "Lee Family",
"director": {
"id": 1847628,
"username": "cklee1424",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8458cf88644621ae1f816fad11127151?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1555.5647949990844,
"deviation": 225.58718651486612,
"volatility": 0.059999102917573606
}
},
"ranking": 25.1454306470103,
"professional": false,
"ui_class": "provisional"
},
"description": "East Lansing & Seoul",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": 15721,
"name": "Lee family",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-09-19T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 132551,
"name": "Kura Cup season 0",
"director": {
"id": 1620845,
"username": "kuranosukeb",
"country": "_GoT_Stark",
"icon": "https://secure.gravatar.com/avatar/2e6e9d936edab1ecc344c6c0ca928536?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1837.3839021893393,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 29.0,
"professional": false,
"ui_class": "provisional"
},
"description": "Kura Cup season 0",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 44,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1800,
"period_time": 30,
"periods": 1
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15313,
"name": "Kura Cup",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fd2f7ebf82c519a3d6d9ce896dcd3fc-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-04T06:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fd2f7ebf82c519a3d6d9ce896dcd3fc-15.png",
"player_count": 0
}
]
}
