HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58751,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4338",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4336",
"results": [
{
"id": 90148,
"name": "Correspondence 9x9 RoundRobin 2022-05-18 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 Sitewide Tournament",
"schedule": {
"id": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251218T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-18T19:01:04.466352Z",
"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": "2025-12-21T19:00:00Z",
"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,
"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": "2022-05-18T19:00:12.575424Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-18T19:01:12.510709Z",
"ended": "2022-06-10T05:26:33.566600Z",
"start_waiting": "2022-05-18T19:01:12.032247Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 90491,
"name": "Classic W.D.D.T. LXI",
"director": {
"id": 929191,
"username": "EnsoZEN",
"country": "cz",
"icon": "https://user-uploads.online-go.com/9de5727796a655588080bb89cc627977-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1463.5820448380764,
"deviation": 67.30723430909097,
"volatility": 0.06004488935091738
}
},
"ranking": 23.734396346844115,
"professional": false,
"ui_class": ""
},
"description": "Classic weekly double death tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-29T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-29T23:00:31.758677Z",
"ended": "2022-07-06T16:03:01.498993Z",
"start_waiting": "2022-05-29T23:00:31.650026Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 114648,
"name": ". is named",
"director": {
"id": 1542424,
"username": "idk12345",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/d64d825794272c819830b500108d6fa4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1539.3511658299092,
"deviation": 147.12813539183009,
"volatility": 0.05999054694249789
}
},
"ranking": 24.902872235825225,
"professional": false,
"ui_class": ""
},
"description": "..... h",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": false,
"group": {
"id": 14194,
"name": "New Players",
"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": "2024-04-07T06:43:00Z",
"players_start": 3,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-07T06:43:44.139376Z",
"ended": "2024-04-07T06:46:15.899590Z",
"start_waiting": "2024-04-07T06:43:44.079862Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3,
"ranked": true
},
{
"id": 38763,
"name": "The Foreigner v Cheesemaker Game 2",
"director": {
"id": 512334,
"username": "danielml01",
"country": "us",
"icon": "https://user-uploads.online-go.com/4d5da62e5cdaf4e31b1d5decf55b3b25-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1699.8664477843338,
"deviation": 61.54600764000377,
"volatility": 0.059890027804203695
}
},
"ranking": 27.199090203151663,
"professional": false,
"ui_class": "supporter"
},
"description": "The Foreigner v Cheesemaker Game 2",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"period_time": 30,
"main_time": 1800,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 3,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 2509,
"name": "Kyu Clash",
"summary": "Where Kyu Level Go Streamers Face Off! https://twitch.tv/kyuclash",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 16,
"icon": "https://user-uploads.online-go.com/95f3017ea43d7e8447f403c39f0a9508-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-07-07T22:57:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2018-07-07T22:57:38.408773Z",
"ended": "2018-07-07T23:45:46.305431Z",
"start_waiting": "2018-07-07T22:57:38.127006Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/95f3017ea43d7e8447f403c39f0a9508-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 90038,
"name": "駱皓希 陳俊霖",
"director": {
"id": 818416,
"username": "傳碁學園",
"country": "un",
"icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1898.3468207617877,
"deviation": 71.28817954667363,
"volatility": 0.06041644550084839
}
},
"ranking": 29.755630942351214,
"professional": false,
"ui_class": ""
},
"description": "駱皓希\n陳俊霖",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7531,
"name": "傳碁 C班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 87,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-05-15T08:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2022-05-15T07:49:14.571842Z",
"ended": "2022-05-15T08:09:23.884318Z",
"start_waiting": "2022-05-15T07:49:14.520333Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 114649,
"name": ". is named",
"director": {
"id": 1542424,
"username": "idk12345",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/d64d825794272c819830b500108d6fa4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1539.3511658299092,
"deviation": 147.12813539183009,
"volatility": 0.05999054694249789
}
},
"ranking": 24.902872235825225,
"professional": false,
"ui_class": ""
},
"description": "..... h",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": false,
"group": {
"id": 14194,
"name": "New Players",
"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": "2024-04-07T06:50:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-07T06:50:44.171315Z",
"ended": "2024-04-07T06:53:34.671858Z",
"start_waiting": "2024-04-07T06:50:44.083683Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 3,
"ranked": true
},
{
"id": 114650,
"name": ". is named",
"director": {
"id": 1542424,
"username": "idk12345",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/d64d825794272c819830b500108d6fa4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1539.3511658299092,
"deviation": 147.12813539183009,
"volatility": 0.05999054694249789
}
},
"ranking": 24.902872235825225,
"professional": false,
"ui_class": ""
},
"description": "..... h",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": false,
"group": {
"id": 14194,
"name": "New Players",
"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": "2024-04-07T07:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-07T07:00:44.210332Z",
"ended": "2024-04-07T07:03:21.256283Z",
"start_waiting": "2024-04-07T07:00:44.163151Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 114358,
"name": "Sunday GO 26",
"director": {
"id": 1537845,
"username": "Sunday go",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/3ba810c359acd5dcfb876bb0825a4d3a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "<link rel=\"stylesheet\" type=\"text/css\" href=\"https://wizardofcode1.github.io/styles.css\">\n\n\nhttps://online-go.com/group/13675\n\n\n\n\n\n <p> <embed src=\"https://www.youtube.com/embed/-lycxqL-GHU\"width=\"685\" height=\"514\"> </p>\n\n<p> <embed src=\"https://www.youtube.com/embed/mzZWPcgcRD0\"width=\"914\" height=\"514\"> </p>\n\n<a href=\"http://s01.flagcounter.com/more/lyQ6\"><img src=\"https://s01.flagcounter.com/count2/lyQ6/bg_FFFFFF/txt_000000/border_CCCCCC/columns_8/maxflags_250/viewers_0/labels_1/pageviews_0/flags_0/percent_0/\" alt=\"Flag Counter\" border=\"0\"></a>",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 0,
"period_time": 45,
"periods": 1
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13675,
"name": "Sunday GO and MORE",
"summary": "You can't miss this group, join now!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 110,
"icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-04-07T07:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-04-07T07:00:44.289339Z",
"ended": "2024-04-07T07:16:23.555780Z",
"start_waiting": "2024-04-07T07:00:44.214196Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 25137,
"name": "gengisgo",
"director": {
"id": 387957,
"username": "gengisgo",
"country": "ch",
"icon": "https://secure.gravatar.com/avatar/b37039aedcda1943fb39d84e1c286897?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1173.3520597719962,
"deviation": 64.54625321475713,
"volatility": 0.05996006388930032
}
},
"ranking": 18.617731828059718,
"professional": false,
"ui_class": ""
},
"description": "bonne partir",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 25,
"name": "Go Basics",
"summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 17642,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-03-05T16:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-03-05T16:00:40.807092Z",
"ended": "2018-10-23T16:04:23.384175Z",
"start_waiting": "2017-03-05T16:00:39.329022Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 17,
"ranked": true
},
{
"id": 85666,
"name": "Classic W.D.D.T. L",
"director": {
"id": 959671,
"username": "ZachLee",
"country": "_Pirate",
"icon": "https://user-uploads.online-go.com/9f6a01a48db5819cb29f790866e3ad03-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1422.2965587704578,
"deviation": 64.39474436082165,
"volatility": 0.05998151141691156
}
},
"ranking": 23.071981640961692,
"professional": false,
"ui_class": ""
},
"description": "Classic weekly double death tournament.\n\nImportant! This is a tournament for beginners and intermediates. All registered players acknowledge that if they increase their position by more than 2 classes during the tournament, they will be disqualified.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-02-21T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-02-21T00:00:05.242139Z",
"ended": "2022-05-26T07:28:16.009915Z",
"start_waiting": "2022-02-21T00:00:05.131737Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 6,
"ranked": true
}
]
}
