HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58334,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4920",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4918",
"results": [
{
"id": 112307,
"name": "Ko-Fighters 9*9",
"director": {
"id": 1495711,
"username": "Jack Ariel",
"country": "un",
"icon": "https://user-uploads.online-go.com/ff5c69cd1f0541fbaa0da1baec6d58c0-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2719.146063820866,
"deviation": 114.6190021604686,
"volatility": 0.06000310382460976
}
},
"ranking": 38,
"professional": false,
"ui_class": ""
},
"description": "All players are welcome",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 92495,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 172800,
"max_time": 432000
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13946,
"name": "Ko-Fighters",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 152,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2024-02-05T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-02-05T14:00:15.733010Z",
"ended": "2024-04-24T03:02:06.712530Z",
"start_waiting": "2024-02-05T14:00:15.483950Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 13
},
{
"id": 89853,
"name": "Teaching League I",
"director": {
"id": 1095664,
"username": "USE17",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1188.792006203979,
"deviation": 61.76404829061147,
"volatility": 0.0606255655038105
}
},
"ranking": 18.920372006199532,
"professional": false,
"ui_class": ""
},
"description": "Test tournament",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 60,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 28,
"name": "Teaching League",
"summary": "The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 4428,
"icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-11T02:20:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-11T02:20:27.843311Z",
"ended": "2022-05-11T02:28:23.866934Z",
"start_waiting": "2022-05-11T02:20:27.779620Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png",
"player_count": 2
},
{
"id": 116394,
"name": "2024 Spring tourney",
"director": {
"id": 386153,
"username": "theTick",
"country": "us",
"icon": "https://user-uploads.online-go.com/9bd0d6c37860938293175de82147eb39-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1599.7642736599826,
"deviation": 62.665509394211476,
"volatility": 0.06000547581534435
}
},
"ranking": 25.79403802972745,
"professional": false,
"ui_class": "supporter"
},
"description": "New tournament with new rules.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 177587,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 172800,
"initial_time": 604800,
"max_time": 864000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12946,
"name": "North Puget Sound Go Club",
"summary": "Virtual clubhouse.\n\nWe also meet in person, find details at our main website https://baduk.club/club/npsgo",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 10,
"icon": "https://user-uploads.online-go.com/20ef4e9e3712fed275a3f3cd1d7474de-64.png"
},
"auto_start_on_max": true,
"time_start": "2024-05-27T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2024-05-28T17:42:53.523398Z",
"ended": "2025-01-25T20:27:57.909143Z",
"start_waiting": "2024-05-28T17:42:53.412854Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/20ef4e9e3712fed275a3f3cd1d7474de-15.png",
"player_count": 4
},
{
"id": 127644,
"name": "No D&D 2.1",
"director": {
"id": 397597,
"username": "Cargonat",
"country": "de",
"icon": "https://user-uploads.online-go.com/bb17d1b90204cdfb8319f213fda659f9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1240.4295516533075,
"deviation": 63.538389477559775,
"volatility": 0.060010406293877216
}
},
"ranking": 19.904711431110776,
"professional": false,
"ui_class": ""
},
"description": "No D&D :(",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15268,
"name": "No D&D :(",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2025-04-19T20:00:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-04-19T19:19:11.834141Z",
"ended": "2025-04-19T19:19:28.203468Z",
"start_waiting": "2025-04-19T19:19:11.807857Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 1
},
{
"id": 100660,
"name": "LIHKG League S Season 1",
"director": {
"id": 872222,
"username": "daromorado",
"country": "hk",
"icon": "https://secure.gravatar.com/avatar/36300931508b43b32974d72afe3dc031?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1884.57925604887,
"deviation": 62.070883821489204,
"volatility": 0.05992811604738989
}
},
"ranking": 29.587126179736245,
"professional": false,
"ui_class": "supporter"
},
"description": "LIHKG League S Season 1",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 4787,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": false,
"total_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8905,
"name": "LIHKG囲碁",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 77,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-03-02T06:00:00Z",
"players_start": 7,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2023-03-02T06:06:50.842981Z",
"ended": "2023-03-10T19:07:36.919235Z",
"start_waiting": "2023-03-02T06:06:50.513592Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7
},
{
"id": 51067,
"name": "Canadian Open September 2019 9x9",
"director": {
"id": 33792,
"username": "deleted-e8f64a4c-6d99-4c22-ae3c-aacdf16941a9",
"country": "zz",
"icon": "https://user-uploads.online-go.com/b40446e0ef59e0abf04f8ed9be5ca84b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1622.3831471314238,
"deviation": 67.06012209323173,
"volatility": 0.06060078427531681
}
},
"ranking": 26.119060726576542,
"professional": false,
"ui_class": ""
},
"description": "Welcome to the unoffical Canadian Open let us have fun series of tournaments.",
"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": 39,
"name": "Canadian Go Players",
"summary": "Canadian Go Association",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 548,
"icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-10-01T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-10-01T00:01:09.745561Z",
"ended": "2020-03-07T14:38:47.829446Z",
"start_waiting": "2019-10-01T00:01:07.477024Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png",
"player_count": 20
},
{
"id": 104664,
"name": "tournament 2",
"director": {
"id": 783999,
"username": "ben2bn",
"country": "un",
"icon": "https://user-uploads.online-go.com/3fb333c87f9c64c4f330c27a5fdb08f1-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1399.7094268364465,
"deviation": 61.697124291486034,
"volatility": 0.05998021542180353
}
},
"ranking": 22.701391873713675,
"professional": false,
"ui_class": ""
},
"description": "2nd edition",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 130,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 12600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12595,
"name": "ben2bn club",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 5,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-06-23T18:05:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2023-06-23T18:07:27.564502Z",
"ended": "2023-06-23T19:26:38.618894Z",
"start_waiting": "2023-06-23T18:07:27.407823Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5
},
{
"id": 17037,
"name": "Correspondence 9x9 RoundRobin 2016-05-01 01:00",
"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 Sitewide Tournament",
"schedule": {
"id": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251112T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-12T19:00:05.949663Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 9,
"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": 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": "2025-11-15T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2016-05-01T01:00:15.757455Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-05-01T01:00:35.726207Z",
"ended": "2016-05-15T18:30:06.826937Z",
"start_waiting": "2016-05-01T01:00:34.707178Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 109682,
"name": "9x9 Mini League 10k-25k #194",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1330.8511750058913,
"deviation": 70.09775878916795,
"volatility": 0.06013513843189094
}
},
"ranking": 21.53356826828199,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. 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": "2023-11-26T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-20T21:01:26.879542Z",
"ended": "2023-12-11T21:34:10.524688Z",
"start_waiting": "2023-11-20T21:01:26.709644Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 53987,
"name": "สาระ Rail361! Tour ครั้งที่ 18",
"director": {
"id": 148806,
"username": "โอ๋ชิงหยวน",
"country": "th",
"icon": "https://user-uploads.online-go.com/ce215c1cd6976260be70c98099181048-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1532.3598955910415,
"deviation": 65.90141955582489,
"volatility": 0.05950679459112225
}
},
"ranking": 24.797492411834142,
"professional": false,
"ui_class": ""
},
"description": "Only a few close friends were invited.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 12480,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 1123200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2571,
"name": "Go World Wide",
"summary": "enjoy",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 88,
"icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-12-13T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 24,
"max_ranking": 31,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2019-12-13T03:00:13.151623Z",
"ended": "2020-01-14T09:35:04.291809Z",
"start_waiting": "2019-12-13T03:00:08.708201Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png",
"player_count": 10
}
]
}
