HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58785,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5289",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=5287",
"results": [
{
"id": 124493,
"name": "Golden Lemon Cup - Kyu Tournament 2025",
"director": {
"id": 1212052,
"username": "Outworlder",
"country": "_NATO",
"icon": "https://user-uploads.online-go.com/84cf0c406a41d56c51df2f5052044a61-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1508.7388348660195,
"deviation": 63.071418781341606,
"volatility": 0.059977255436065656
}
},
"ranking": 24.437860185810095,
"professional": false,
"ui_class": "supporter"
},
"description": "Welcome to the Golden Lemon Cup, a friendly and inclusive correspondence tournament for Kyu players hosted on OGS. This event is designed to bring together Go enthusiasts of all levels, from 25 Kyu to 1 Kyu, in a relaxed yet competitive setting.\n\nThe tournament aims to foster community and provide an enjoyable experience for everyone, whether you're playing to improve your skills, meet fellow Go players, or simply enjoy the timeless challenge of the game. With the McMahon format and no handicaps, players will face evenly-matched opponents in thoughtful, strategic games on the 19x19 board.\n\nWe hope this humble event offers a space to grow, learn, and share your love for Go. Thank you for joining us—may your stones find their perfect place!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "chinese",
"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": 14970,
"name": "Golden Lemon Cup",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 7,
"icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-01-26T13:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-01-26T13:00:25.529961Z",
"ended": null,
"start_waiting": "2025-01-26T13:00:22.411082Z",
"board_size": 19,
"active_round": 3,
"icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-15.png",
"player_count": 94,
"ranked": true
},
{
"id": 121205,
"name": "future world (1-4k)",
"director": {
"id": 1605251,
"username": "FZD2024",
"country": "cn",
"icon": "https://user-uploads.online-go.com/fcd1512b34c1e6067a040674bb6686aa-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1780.0923321122004,
"deviation": 74.7645326227441,
"volatility": 0.059971677757475236
}
},
"ranking": 28.26666511811238,
"professional": false,
"ui_class": ""
},
"description": "Let us find the future.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 446607,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 432000,
"initial_time": 864000,
"max_time": 2419200
},
"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": 492,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-11-10T11:51:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-11-10T11:51:12.620012Z",
"ended": "2024-12-28T18:39:05.584384Z",
"start_waiting": "2024-11-10T11:51:12.584729Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
"player_count": 3,
"ranked": true
},
{
"id": 132623,
"name": "9x9 Mini League 1k-9k #154",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.7981405274297,
"deviation": 71.64468137670728,
"volatility": 0.06014525991628469
}
},
"ranking": 21.02259626020151,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-10-05T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-10-01T06:44:58.610182Z",
"ended": "2025-11-05T16:34:46.121210Z",
"start_waiting": "2025-10-01T06:44:58.468995Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 88978,
"name": "8th SDK DDK Ultra Fast Handicap",
"director": {
"id": 886972,
"username": "Babbo Bruno",
"country": "us",
"icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1144.165797485138,
"deviation": 64.79626433213268,
"volatility": 0.059817162331550516
}
},
"ranking": 18.03460993853823,
"professional": false,
"ui_class": "supporter"
},
"description": "Please note the extremely aggressive time controls, you must average 5 plays per day.\nThis is a handicapped tournament - get ready to fight.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 20880,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 18000,
"initial_time": 259200,
"max_time": 432000
},
"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": 802,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-04-26T14:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 10,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-04-26T14:00:48.886501Z",
"ended": "2022-08-01T08:45:24.431404Z",
"start_waiting": "2022-04-26T14:00:48.680399Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 11,
"ranked": true
},
{
"id": 93107,
"name": "9x9 Mini League 1k-9k #34",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.7981405274297,
"deviation": 71.64468137670728,
"volatility": 0.06014525991628469
}
},
"ranking": 21.02259626020151,
"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": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-08-07T20:05:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-08-06T08:00:39.672775Z",
"ended": "2022-08-18T05:56:31.045503Z",
"start_waiting": "2022-08-06T08:00:39.516886Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 67991,
"name": "31 Encuentro de go en línea Noviembre",
"director": {
"id": 751767,
"username": "Yar-Yar.bmx",
"country": "mx",
"icon": "https://secure.gravatar.com/avatar/3598834e6075a04a7d57a774ab1761ca?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1208.602530444537,
"deviation": 63.0689499293524,
"volatility": 0.0601222204399597
}
},
"ranking": 19.30297409200425,
"professional": false,
"ui_class": ""
},
"description": "Hola, juguemos el juego de la vida...",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 900,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4974,
"name": "Taller de Go-Biblioteca de México",
"summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 237,
"icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-11-21T23:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-11-21T23:30:17.203743Z",
"ended": "2020-11-22T01:34:56.665258Z",
"start_waiting": "2020-11-21T23:30:16.113384Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
"player_count": 29,
"ranked": true
},
{
"id": 70144,
"name": "Our Go tournament :)",
"director": {
"id": 770016,
"username": "Patience_Tester",
"country": "gb",
"icon": "https://user-uploads.online-go.com/a285eebd12660e20df271f390b0dcdf9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1666.175990141552,
"deviation": 65.9790324784417,
"volatility": 0.06001523085791648
}
},
"ranking": 26.73566161923096,
"professional": false,
"ui_class": ""
},
"description": "Our Go tournament :)",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 93120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 604800,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 4456,
"name": "Our Go House",
"summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 159,
"icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-02-02T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-02-02T08:00:04.148149Z",
"ended": "2022-07-17T01:30:57.298773Z",
"start_waiting": "2021-02-02T08:00:03.898379Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/bf53577eefa2af10bcf48655c23a2b4a-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 128716,
"name": "9x9 Mini League 1k-9k #146",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.7981405274297,
"deviation": 71.64468137670728,
"volatility": 0.06014525991628469
}
},
"ranking": 21.02259626020151,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-06-22T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-20T05:10:48.936734Z",
"ended": "2025-08-08T14:00:24.041798Z",
"start_waiting": "2025-06-20T05:10:48.792423Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 91039,
"name": "9x9 Mini League 1k-9k #25",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.7981405274297,
"deviation": 71.64468137670728,
"volatility": 0.06014525991628469
}
},
"ranking": 21.02259626020151,
"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": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"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": 685,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-06-19T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-06-18T15:05:29.729969Z",
"ended": "2022-06-24T05:04:04.423608Z",
"start_waiting": "2022-06-18T15:05:29.578218Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 57871,
"name": "Fast Correspondence SDK 2020-03-31",
"director": {
"id": 784,
"username": "mlopezviedma",
"country": "ar",
"icon": "https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1588.1543621874353,
"deviation": 62.71960340021569,
"volatility": 0.05973071323930564
}
},
"ranking": 25.625419774662372,
"professional": false,
"ui_class": "supporter moderator"
},
"description": "Please, avoid delaying your games using the vacation feature.\n\nAnalysis is enabled mainly to allow the use of conditional moves.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30720,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 28800,
"initial_time": 172800,
"max_time": 172800
},
"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": 802,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-03-31T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 21,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-03-31T00:00:26.532904Z",
"ended": "2020-05-21T12:47:07.150215Z",
"start_waiting": "2020-03-31T00:00:23.259338Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
}
]
}
