HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58763,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5070",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5068",
"results": [
{
"id": 124044,
"name": "Papio 29th birthday celebration",
"director": {
"id": 1654661,
"username": "馮覺亮Albert rip",
"country": "hk",
"icon": "https://user-uploads.online-go.com/f7c1b2fb86e61213e2b69519d3baee1d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1237.2171179618726,
"deviation": 68.73870263238408,
"volatility": 0.05999550040776266
}
},
"ranking": 19.844680368133435,
"professional": false,
"ui_class": ""
},
"description": "Please like and subscribe to Albert fong and Yeung",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "chinese",
"time_per_move": 3600,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "live",
"pause_on_weekends": false,
"per_move": 3600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11548,
"name": "Weelo",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 88,
"icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-01-19T13:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-01-19T13:00:14.109487Z",
"ended": "2025-01-19T14:00:26.410003Z",
"start_waiting": "2025-01-19T13:00:14.062240Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/f88b76a2c693e1c013952085cf8b7d14-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 119961,
"name": "Correspondence 19x19 RoundRobin 2024-09-08 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:20251219T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-19T19:01:04.430048Z",
"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": "2025-12-22T19:00:00Z",
"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": "2024-09-08T19:00:29.531572Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-09-08T19:00:30.322280Z",
"ended": "2025-01-31T18:21:08.330858Z",
"start_waiting": "2024-09-08T19:00:29.644695Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 84406,
"name": "lucas",
"director": {
"id": 1085959,
"username": "Lucas Li",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/808e11b025882f49384de1b3063e7ae4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 877.8711922782011,
"deviation": 113.58401734626524,
"volatility": 0.05998942262566165
}
},
"ranking": 11.901452374463226,
"professional": false,
"ui_class": ""
},
"description": "kdodldR",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 17280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 259200,
"max_time": 604800
},
"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": 17647,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-01-03T02:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-02-08T15:04:10.623538Z",
"ended": "2022-04-04T17:20:14.427826Z",
"start_waiting": "2022-02-08T15:04:10.463971Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 56498,
"name": "Uber Fast Correspondence#4 19*19",
"director": {
"id": 523751,
"username": "Knight-Hawk",
"country": "_Pirate",
"icon": "https://secure.gravatar.com/avatar/ebcdd983ef5a461fc40293b000c7e227?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1835.080788897759,
"deviation": 68.57545904469787,
"volatility": 0.0600653774068437
}
},
"ranking": 28.970963870765477,
"professional": false,
"ui_class": ""
},
"description": "Here we go again for number 4. Good luck everyone.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15360,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 86400,
"max_time": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 508,
"name": "Fast Correspondence",
"summary": "Tournaments for people who like to play quick correspondence games.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 802,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-02-17T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-02-16T20:17:26.755792Z",
"ended": "2020-03-09T19:03:47.403664Z",
"start_waiting": "2020-02-16T20:17:20.627135Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 135119,
"name": "9x9 Open League #137",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1300.591706611277,
"deviation": 72.79881898194881,
"volatility": 0.060145170146909996
}
},
"ranking": 21.00113218387151,
"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": "2025-12-14T20:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-12-11T21:44:22.313296Z",
"ended": null,
"start_waiting": "2025-12-11T21:44:21.543371Z",
"board_size": 9,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 54872,
"name": "1st Atlanta 19x19 Earth Tournament",
"director": {
"id": 473434,
"username": "DoubleSente",
"country": "us",
"icon": "https://user-uploads.online-go.com/7a52b9c53ec155ff3c7d9a45c75edecf-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1891.386906647593,
"deviation": 62.91280212348621,
"volatility": 0.05998964037582742
}
},
"ranking": 29.67060006447044,
"professional": false,
"ui_class": ""
},
"description": "Winner takes home the Earth trophy and challenge coin!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 24480,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 21600,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 3777,
"name": "Atlanta Go Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 86,
"icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-64.png"
},
"auto_start_on_max": false,
"time_start": "2019-12-19T21:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2019-12-19T14:41:16.863175Z",
"ended": "2020-02-11T20:24:21.184759Z",
"start_waiting": "2019-12-19T14:41:15.745980Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/0518472c36e05a1ac71136d7fb356f1e-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 89065,
"name": "7 -> 李沛蓮 8 -> 許淳博",
"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": "7 -> 李沛蓮\n8 -> 許淳博",
"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": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7530,
"name": "傳碁 D班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 71,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-04-23T03:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2022-04-23T02:51:30.633598Z",
"ended": "2022-04-23T02:55:32.497577Z",
"start_waiting": "2022-04-23T02:51:30.563238Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
},
{
"id": 90799,
"name": "Eeeeeee",
"director": {
"id": 1082106,
"username": "rayman2012",
"country": "cn",
"icon": "https://user-uploads.online-go.com/ad418949b149ab2b282f6fb646e761c8-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1182.1477900994553,
"deviation": 63.73438771925608,
"volatility": 0.06005634213728667
}
},
"ranking": 18.790622608341152,
"professional": false,
"ui_class": ""
},
"description": "Eeeeeeeeeeee",
"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": false,
"group": {
"id": 11766,
"name": "0000002",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2022-06-03T07:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-06-03T07:00:04.435462Z",
"ended": "2022-06-03T07:24:00.442752Z",
"start_waiting": "2022-06-03T07:00:04.361007Z",
"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": 91867,
"name": "Blitz",
"director": {
"id": 1124710,
"username": "Krios.",
"country": "ca",
"icon": "https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1245.1005841409792,
"deviation": 63.70392173609972,
"volatility": 0.06008790899354921
}
},
"ranking": 19.991722670953084,
"professional": false,
"ui_class": ""
},
"description": "Tournament",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 31,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11990,
"name": "Ai study",
"summary": "For players who play/study strong AI to discuss and connect.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-06-29T22:52:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-06-29T22:52:37.128883Z",
"ended": "2022-06-29T22:57:49.751467Z",
"start_waiting": "2022-06-29T22:52:37.047952Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 24623,
"name": "Correspondence 13x13 RoundRobin 2017-02-12 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": "2017-02-12T01:00:26.450651Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-02-12T01:00:47.797053Z",
"ended": "2017-03-19T08:53:45.896844Z",
"start_waiting": "2017-02-12T01:00:45.313128Z",
"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
}
]
}