HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57644,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=47",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=45",
"results": [
{
"id": 123313,
"name": "Sturgis Go - December 2024",
"director": {
"id": 391064,
"username": "musolffc",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/bc61739dfde6b4e0523f00ab1c4019c3?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1538.4536464590656,
"deviation": 75.88426569065928,
"volatility": 0.059979364446034494
}
},
"ranking": 24.889370681768888,
"professional": false,
"ui_class": "supporter"
},
"description": "December 9x9",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 690133,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 604800,
"initial_time": 2419200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13068,
"name": "Sturgis Go Club",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 4,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-12-19T19:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-12-19T19:00:54.884117Z",
"ended": null,
"start_waiting": "2024-12-19T19:00:54.810122Z",
"board_size": 9,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3
},
{
"id": 123433,
"name": "Prova",
"director": {
"id": 1680591,
"username": "cinghialetta82j",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/ac3d2b20a01caa9291a92b8c0df3b489?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 710.3615547953566,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 7.000000000000001,
"professional": false,
"ui_class": "provisional"
},
"description": "Proviamo",
"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": 14892,
"name": "Roubaix",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-12-19T21:00:00Z",
"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": 123452,
"name": "miooo рис рис⚫🟤🟣🔵🟢🟡🟠",
"director": {
"id": 1572518,
"username": "абрикосик котик",
"country": "tr",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/73a19a6460b8a0656defb8439392bf96-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 338.59357307587925,
"deviation": 74.96965005358017,
"volatility": 0.06045389681925856
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "https://vk.com/sticker/1-73055-512\"",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 104686,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 518400,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1518,
"name": "Го Гунфу",
"summary": "Гунфу (мастерство) - навык, который ты совершенствуешь бесконечно долго и всегда осознанно. Регулярная и осознанная наработка, не переходя на автоматизм.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 50,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7a2a4ad48a818573f808f11af277368b-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-12-20T13:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 5,
"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/7a2a4ad48a818573f808f11af277368b-15.png",
"player_count": 0
},
{
"id": 123310,
"name": "Correspondence Weekly McMahon 19x19 2024-12-21 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:20250901T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-09-01T17:00:14.714747Z",
"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": "2025-09-08T17:00:00Z",
"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": "2024-12-21T17:00:55.886632Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-21T17:01:56.464280Z",
"ended": null,
"start_waiting": "2024-12-21T17:01:55.095349Z",
"board_size": 19,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 27
},
{
"id": 123553,
"name": "🥢🍜турнир 19 на 19!!1🥢🍜🥢🍜🥢🍜",
"director": {
"id": 1679852,
"username": "deleted-0f8e4e74-060d-4db4-8874-75b6f500b5ea",
"country": "tr",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/00c0286867c2063aa1d3be6bdba0b9c6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 455.94942443569244,
"deviation": 73.05424876127188,
"volatility": 0.06008889600126372
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜🥢🍜",
"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": 13165,
"name": "sus 🍮🧋",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-12-23T12:00:00Z",
"players_start": 3,
"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": 119951,
"name": "19x19 New Zealand Open D.E. #13",
"director": {
"id": 178104,
"username": "dexonsmith",
"country": "ca",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/448e520df4ffd817b1802a450a4c9058-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1307.601841431181,
"deviation": 70.08166537009049,
"volatility": 0.0606393478527001
}
},
"ranking": 21.125574644808868,
"professional": false,
"ui_class": "supporter"
},
"description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"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": 14024,
"name": "New Zealand Ladders",
"summary": "Group for ladders and tournaments that use New Zealand rules.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 78,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-09-21T03:19:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-09-18T14:38:58.206620Z",
"ended": null,
"start_waiting": "2024-09-18T14:38:58.082662Z",
"board_size": 19,
"active_round": 4,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6d3f1240da125f52148d02ea549146da-15.png",
"player_count": 8
},
{
"id": 123036,
"name": "Santa Claus Battle 2025",
"director": {
"id": 1051076,
"username": "Qwentum",
"country": "ru",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ec85d2c66ad78a73ad60a339509b683b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1656.9965376595558,
"deviation": 63.01467885382516,
"volatility": 0.059701489220879464
}
},
"ranking": 26.607768851909213,
"professional": false,
"ui_class": ""
},
"description": "\"Santa Claus Battle 2025\" is a continuation-a new series of tournaments of Great Battles. The first was a grand battle called \"Battle of Santa Claus 2022\". \nThe slogan of the tournament is \"WHO IS THE BEST SANTA HERE\".",
"schedule": null,
"title": null,
"tournament_type": "s_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": false,
"group": {
"id": 10103,
"name": "World battles",
"summary": "World tournament s",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-12-24T22:00:00Z",
"players_start": 100,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-24T22:01:08.582793Z",
"ended": null,
"start_waiting": "2024-12-24T22:00:55.719160Z",
"board_size": 19,
"active_round": 1,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png",
"player_count": 126
},
{
"id": 123131,
"name": "Предновогодний междусобойчик",
"director": {
"id": 1666478,
"username": "Sterenin",
"country": "ru",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f0637586318ab8d863cc4d0ab0d03f8d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1089.4632401552647,
"deviation": 114.6003164884571,
"volatility": 0.05999535081296358
}
},
"ranking": 16.90047579839398,
"professional": false,
"ui_class": ""
},
"description": "Небольшой предновогодний междусобойчик. Возможность должникам добрать партий для зачета, а остальным - побороться за призы!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 7,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "rapid",
"pause_on_weekends": false,
"time_increment": 5,
"initial_time": 300,
"max_time": 360
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 14788,
"name": "ГО КЛУБ СПбГЭТУ \"ЛЭТИ\"",
"summary": "Группа Го клуба ЛЭТИ на OGS.\nИграем в Го, обсуждаем анализируем учимся.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 5,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c7f01c0ad3e737bc42773a38446e04b0-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-12-14T17:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"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/c7f01c0ad3e737bc42773a38446e04b0-15.png",
"player_count": 1
},
{
"id": 123040,
"name": "Exploring Mirrors #1",
"director": {
"id": 62763,
"username": "saxmaam",
"country": "us",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ecaadfea6552bbc99c01bdabdedfecf1-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 990.8950391752878,
"deviation": 64.93376565352818,
"volatility": 0.06035103653165638
}
},
"ranking": 14.705119650603438,
"professional": false,
"ui_class": "supporter"
},
"description": "Let's explore mirror go! If black wants to mirror, he starts with tengen; else white starts mirroring with move two. Mirroring can stop at any time, but remember that the purpose is to explore mirror games. Have fun!\n\nI selected a fairly simple format with double elimination so that we don't get swamped with too many games at once.\n\nDiscussion of mirror situations is encouraged!",
"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",
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 14853,
"name": "Exploring Mirror Go",
"summary": "A safe place to mirror.\n\nI need to add an admin or two so this group doesn't become a zombie if I quit playing for a while.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 19,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2024-12-25T14:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-12-25T14:00:55.902257Z",
"ended": null,
"start_waiting": "2024-12-25T14:00:55.750959Z",
"board_size": 19,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 14
},
{
"id": 79018,
"name": "ENDLESS 50 people",
"director": {
"id": 1012312,
"username": "charlie11",
"country": "jp",
"icon": "https://secure.gravatar.com/avatar/2dcdff4966c0103300ce0d6fbf4e22e8?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1161.564727199071,
"deviation": 67.2959124451604,
"volatility": 0.06009585569543345
}
},
"ranking": 18.38399410453256,
"professional": false,
"ui_class": ""
},
"description": "Please join, thank you",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 2446080,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": true,
"main_time": 2419200,
"period_time": 2419200,
"periods": 20
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 9514,
"name": "25k-10k (Double Digets Please)",
"summary": "As long as your Double Digits or near Double Digits your welcome to join.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 56,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-08-31T18:00:00Z",
"players_start": 50,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-31T17:42:03.017095Z",
"ended": null,
"start_waiting": "2021-08-31T17:42:01.785657Z",
"board_size": 19,
"active_round": 2,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 14
}
]
}
