HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58791,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5349",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5347",
"results": [
{
"id": 51322,
"name": "For Beginners Correspondence RR #11 Starts When Full (10 Players) or on Sunday",
"director": {
"id": 572024,
"username": "BeamingBlackFlame",
"country": "us",
"icon": "https://user-uploads.online-go.com/59c118eb318e6d5e29c7f4adc6d995c9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1133.3918928571395,
"deviation": 62.93043043373966,
"volatility": 0.05999229649867983
}
},
"ranking": 17.815587822314367,
"professional": false,
"ui_class": ""
},
"description": "This is a 19x19 round robin",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"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": 2946,
"name": "Final Frontier",
"summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 73,
"icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-08-31T00:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 10,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-31T00:30:12.086431Z",
"ended": "2019-12-01T18:57:33.429170Z",
"start_waiting": "2019-08-31T00:30:10.182927Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png",
"player_count": 7,
"ranked": true
},
{
"id": 73785,
"name": "4月12日 堂上比賽 B",
"director": {
"id": 882228,
"username": "傳碁學園-學校",
"country": "un",
"icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2016.3242760584894,
"deviation": 321.66454188869955,
"volatility": 0.06000670794039896
}
},
"ranking": 31.15140869306353,
"professional": false,
"ui_class": "provisional"
},
"description": "4月12日 堂上比賽 B",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 17,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 180,
"period_time": 15,
"periods": 2
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7434,
"name": "石鐘山圍棋課",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 21,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-04-12T07:30:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-04-12T07:10:13.582313Z",
"ended": "2021-04-12T07:46:13.724522Z",
"start_waiting": "2021-04-12T07:10:13.457503Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 6,
"ranked": true
},
{
"id": 50157,
"name": "DDK.NL Go Club - Full Moon Tournament #9",
"director": {
"id": 463810,
"username": "SuzieKyu",
"country": "nl",
"icon": "https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1171.4995125731932,
"deviation": 63.025646037873635,
"volatility": 0.06000597450469722
}
},
"ranking": 18.5811525604583,
"professional": false,
"ui_class": ""
},
"description": "Monthly Round Robin tournament for ddk players",
"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": 432000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2979,
"name": "Internatio.NL Go Club",
"summary": "Virtuele DDK club voor Nederlandse spelers en hun vrienden",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 64,
"icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-07-16T21:39:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-07-16T21:39:57.338786Z",
"ended": "2019-08-21T18:00:53.827601Z",
"start_waiting": "2019-07-16T21:39:54.341839Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png",
"player_count": 8,
"ranked": true
},
{
"id": 70987,
"name": "9x9 Tournament",
"director": {
"id": 878148,
"username": "LightningSword9",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/e803ae1155f71ea2d5939a299c78a89a?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 857.9160778417479,
"deviation": 70.2083462414838,
"volatility": 0.060014505833218754
}
},
"ranking": 11.369150680113405,
"professional": false,
"ui_class": ""
},
"description": "A 9x9 tournament.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 631680,
"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": true,
"group": {
"id": 2478,
"name": "British Go Association",
"summary": "A few simple rules ... limitless possibilities",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 332,
"icon": "https://user-uploads.online-go.com/a510297f99ffa3f0f187db7fd738de98-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-02-04T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-02-04T19:34:41.196073Z",
"ended": "2021-06-07T15:33:10.493300Z",
"start_waiting": "2021-02-04T19:34:40.996294Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/a510297f99ffa3f0f187db7fd738de98-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 131522,
"name": "9x9 Open League #125",
"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": "Open league for everyone. Tournament will be started as soon as 10 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": false,
"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": "2025-08-31T19:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-08-29T14:23:12.482706Z",
"ended": "2025-10-08T13:01:39.589579Z",
"start_waiting": "2025-08-29T14:23:11.916608Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 29038,
"name": "Correspondence 19x19 RoundRobin 2017-08-01 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-22T19:00:10.171108Z",
"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": "2025-12-25T19:00:00Z",
"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": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2017-08-01T01:00:30.231676Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-08-01T01:01:11.109825Z",
"ended": "2017-09-17T21:21:57.371376Z",
"start_waiting": "2017-08-01T01:01:05.926492Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 8,
"ranked": true
},
{
"id": 73709,
"name": "李子睿\t古宇喬 10/4/2021 C",
"director": {
"id": 649834,
"username": "pr_int_潘sir",
"country": "un",
"icon": "https://user-uploads.online-go.com/1ae527e76de4ea4c5bf0841b90eb6853-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1612.1673305243028,
"deviation": 79.86897131938817,
"volatility": 0.060017927381775936
}
},
"ranking": 25.972829006000353,
"professional": false,
"ui_class": ""
},
"description": "李子睿\t古宇喬 10/4/2021 C",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 15,
"periods": 2
},
"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": "2021-04-10T04:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-04-10T03:56:34.488898Z",
"ended": "2021-04-10T04:21:20.241645Z",
"start_waiting": "2021-04-10T03:56:34.413491Z",
"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": 99544,
"name": "9x9 Round Robin.",
"director": {
"id": 1145347,
"username": "𝗦𝗼𝗳𝗶𝗮",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/1077733b056f293feeeb21189cc167ef?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45143,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 36000,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6630,
"name": "Go friends 🐬",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 360,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-02-06T21:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-06T21:00:19.877915Z",
"ended": "2023-03-04T04:34:40.349479Z",
"start_waiting": "2023-02-06T21:00:19.774961Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
"player_count": 3,
"ranked": true
},
{
"id": 73686,
"name": "Tur1 is cateos",
"director": {
"id": 936699,
"username": "cateos",
"country": "ru",
"icon": "https://user-uploads.online-go.com/67cdd67513d0277cbcd0d93df8760d98-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 865.1774219853712,
"deviation": 70.16495288861645,
"volatility": 0.06000155022924194
}
},
"ranking": 11.564266165191924,
"professional": false,
"ui_class": ""
},
"description": "good and play game",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 0,
"time_control_parameters": {
"system": "none",
"time_control": "none",
"speed": "correspondence",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8804,
"name": "My friends",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 7,
"icon": "https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-09T18:12:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-04-09T18:12:40.246532Z",
"ended": "2021-04-09T18:24:23.379045Z",
"start_waiting": "2021-04-09T18:12:40.005474Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-15.png",
"player_count": 3,
"ranked": true
},
{
"id": 19405,
"name": "Correspondence 13x13 RoundRobin 2016-07-29 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251220T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-20T19:00:55.621040Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 13,
"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": "2025-12-23T19:00:00Z",
"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": "2016-07-29T01:00:03.680602Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-07-29T01:00:23.210951Z",
"ended": "2016-09-25T18:53:04.247637Z",
"start_waiting": "2016-07-29T01:00:20.005308Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10,
"ranked": true
}
]
}
