HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58706,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=132",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-ended&page=130",
"results": [
{
"id": 111248,
"name": "Longgggg222",
"director": {
"id": 1431566,
"username": "Primal Go Ninja",
"country": "_GoT_Targaryen",
"icon": "https://user-uploads.online-go.com/366a8cb3e3cd7b8f6c29cb29f0b963e6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1354.2104875903526,
"deviation": 149.8873687127495,
"volatility": 0.06000513787986095
}
},
"ranking": 21.93637594843054,
"professional": false,
"ui_class": ""
},
"description": "2222222 is in coming",
"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": 13697,
"name": "Online Go Tournament ",
"summary": "Dear members: Thank you for your support! Our guild needs the help of more people to make the guild prosper. I hope everyone can contribute, join the guild, and recommend your friends to this big family.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 90,
"icon": "https://user-uploads.online-go.com/9e17e96c684c6fa6c7eb16a8ba4be685-64.png"
},
"auto_start_on_max": false,
"time_start": "2222-02-22T14:22:00Z",
"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://user-uploads.online-go.com/9e17e96c684c6fa6c7eb16a8ba4be685-15.png",
"player_count": 11,
"ranked": true
},
{
"id": 82972,
"name": "cvsdgdr",
"director": {
"id": 1005084,
"username": "罗雨暄",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8cf5481d83aa6805162c830bbaf6a1b2?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1020.412482102274,
"deviation": 73.04565107205474,
"volatility": 0.0599981169458855
}
},
"ranking": 15.384655585087897,
"professional": false,
"ui_class": ""
},
"description": "edf3ebhwt",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": 9528,
"name": "鱿鱼游戏Squid Games",
"summary": "一个向全世界交朋友的群组",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 7,
"icon": "https://user-uploads.online-go.com/0459d4388053ca5b0fcb48f44088b996-64.png"
},
"auto_start_on_max": false,
"time_start": "2027-07-10T16:00:00Z",
"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://user-uploads.online-go.com/0459d4388053ca5b0fcb48f44088b996-15.png",
"player_count": 11,
"ranked": true
},
{
"id": 134639,
"name": "Correspondence 19x19 RoundRobin 2025-11-23 19:00",
"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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251213T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-13T19:00:16.114065Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 10
},
"next_run": "2025-12-16T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2025-11-23T19:00:09.757166Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-23T19:01:10.050236Z",
"ended": null,
"start_waiting": "2025-11-23T19:01:09.540852Z",
"board_size": 19,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 134586,
"name": "99 nights in the forest tournament",
"director": {
"id": 1889930,
"username": "Kbr6415",
"country": "un",
"icon": "https://user-uploads.online-go.com/b0979c9fc6e676f999a08860804ad3bb-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1367.098770497725,
"deviation": 155.200285803953,
"volatility": 0.060006654484202566
}
},
"ranking": 22.155657148640437,
"professional": false,
"ui_class": ""
},
"description": "Defeat everyone and win",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 80890,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 72000,
"initial_time": 1123200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15851,
"name": "Kingsboss group",
"summary": "Vip group request to join!",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 4,
"icon": "https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-11-24T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-24T08:00:09.681101Z",
"ended": null,
"start_waiting": "2025-11-24T08:00:09.617523Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/e821750bcfc53c45584de3305718ce18-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 134012,
"name": "Monday Morning 19x19 #72",
"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 #72 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": 46,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-11-24T09:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 27,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-11-24T09:00:09.951365Z",
"ended": null,
"start_waiting": "2025-11-24T09:00:09.619807Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
"player_count": 34,
"ranked": true
},
{
"id": 134575,
"name": "13x13 Mini League 10k-25k #35",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1157.4817444168732,
"deviation": 67.14133890971716,
"volatility": 0.060026346615081376
}
},
"ranking": 18.302476851445164,
"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": 49,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-11-28T22:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-11-24T15:15:35.756016Z",
"ended": null,
"start_waiting": "2025-11-24T15:15:35.528160Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5,
"ranked": true
},
{
"id": 134605,
"name": "Handicap Arena 2025 - 095",
"director": {
"id": 526987,
"username": "Gia",
"country": "gr",
"icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1152.5226681070055,
"deviation": 63.42823882480412,
"volatility": 0.0600783676463056
}
},
"ranking": 18.20308068378928,
"professional": false,
"ui_class": "supporter"
},
"description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": 13655,
"name": "Handicap Arena",
"summary": "Organising arena-type handicap correspondence tournaments.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 99,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-11-24T17:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-24T16:31:27.627086Z",
"ended": null,
"start_waiting": "2025-11-24T16:31:26.641461Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 134093,
"name": "Let's improve ourself! McMahon for 6k to high levels",
"director": {
"id": 1872546,
"username": "Sch-Mentor",
"country": "001",
"icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Hi everyone!\nThis tournament would be useful for your improvement due to McMahon system because your games will be more evenly matched.\n\nThe number of rounds and the top bar could be modified in first round according to the total number of players and the population above the bar.\n\nThings to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends; just make your move, it’s a tournament, my friend!\n\n[Thanx to @Arrow A6 anti- for the invitation to create tournaments in this group]",
"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": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"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": 491,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-11-24T23:33:00Z",
"players_start": 16,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 24,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-24T23:33:09.980018Z",
"ended": null,
"start_waiting": "2025-11-24T23:33:09.704089Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png",
"player_count": 17,
"ranked": true
},
{
"id": 134515,
"name": "Sente Tournament 4",
"director": {
"id": 1864696,
"username": "The Atari Union",
"country": "in",
"icon": "https://user-uploads.online-go.com/97a3545e27ab6dc2768c65861fc96dd0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 275.4271587796327,
"deviation": 83.19570494461763,
"volatility": 0.059985568052562735
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "Weekly tournament join the aji union for more games",
"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": 21,
"icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-11-25T01:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-11-25T01:00:09.855019Z",
"ended": null,
"start_waiting": "2025-11-25T01:00:09.709264Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/4a4eaae21c0ccdddb0b5e26d211af026-15.png",
"player_count": 11,
"ranked": true
},
{
"id": 134728,
"name": "Ppppp",
"director": {
"id": 1906139,
"username": "Justanormalbacon",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/c0adce53b96dbde735da3877a20f7d91?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 817.4439547905146,
"deviation": 217.92720754173664,
"volatility": 0.05999962067713265
}
},
"ranking": 10.250451475114877,
"professional": false,
"ui_class": "provisional"
},
"description": "Ppppp",
"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": 15112,
"name": "หมากล้อมครูแพะ แบะแบะ",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 29,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-11-25T10:00:00Z",
"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,
"ranked": true
}
]
}
