HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57720,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4666",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4664",
"results": [
{
"id": 100490,
"name": "Correspondence 13x13 RoundRobin 2023-02-26 19:01",
"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:20250912T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-09-12T19:00:34.529683Z",
"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": "2025-09-15T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2023-02-26T19:01:00.258816Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-26T19:01:23.277989Z",
"ended": "2023-06-06T03:59:04.581407Z",
"start_waiting": "2023-02-26T19:01:23.088689Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 100673,
"name": "GO GO",
"director": {
"id": 1269895,
"username": "Cybèle",
"country": "150",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/caf19b4503b856d082647225e7fd43fe-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 931.0091043454858,
"deviation": 66.16963082244123,
"volatility": 0.06047414183897208
}
},
"ranking": 13.261958875110283,
"professional": false,
"ui_class": ""
},
"description": "SUPER",
"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": 12930,
"name": "Let's GOAT!",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 79,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-03-02T10:42:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-03-02T10:42:02.658467Z",
"ended": "2023-03-16T17:58:08.171119Z",
"start_waiting": "2023-03-02T10:42:02.567015Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png",
"player_count": 2
},
{
"id": 116380,
"name": "gaby board",
"director": {
"id": 1566183,
"username": "mortonga",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/3c8785716d1d52e6c7a7bf6c9ed48b7f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 710.3615547953566,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 7.000000000000001,
"professional": false,
"ui_class": "provisional"
},
"description": "gaby board",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "blitz",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 30,
"max_time": 60
},
"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": 17412,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-05-24T13:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-08-03T13:08:27.334801Z",
"ended": "2024-08-03T13:09:19.523215Z",
"start_waiting": "2024-08-03T13:08:27.277834Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 2
},
{
"id": 117749,
"name": "19x19 Correspondence RoundRobin",
"director": {
"id": 921893,
"username": "nikila",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1601.2919263122153,
"deviation": 66.52017130138233,
"volatility": 0.06017707086875492
}
},
"ranking": 25.816133962678784,
"professional": false,
"ui_class": ""
},
"description": "19x19 Correspondence RoundRobin",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"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": false,
"group": {
"id": 14384,
"name": "nikila",
"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": true,
"time_start": "2024-07-04T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2024-07-04T10:00:00.426174Z",
"ended": "2024-08-19T00:44:58.006186Z",
"start_waiting": "2024-07-04T10:00:00.304623Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 38601,
"name": "retest",
"director": {
"id": 48251,
"username": "Mitsunari",
"country": "fr",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/255f362392d68eb9c9f4cacbae4ff907-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1628.1724987309958,
"deviation": 64.042294555266,
"volatility": 0.060316706390820804
}
},
"ranking": 26.201522708983887,
"professional": false,
"ui_class": ""
},
"description": "retest",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88320,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 259200,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2514,
"name": "Continental and World Go Cups Group",
"summary": "You want to become World Champion or a Continental champion? Join us :)",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 521,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-06-28T22:00:00Z",
"players_start": -1,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2018-06-28T22:00:22.344661Z",
"ended": "2019-02-12T20:14:54.788207Z",
"start_waiting": "2018-06-28T22:00:21.761287Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
"player_count": 3
},
{
"id": 101575,
"name": "Каникулы весенние",
"director": {
"id": 659128,
"username": "Эльфия Ходжер",
"country": "ru",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/da4f80244d4374a384a34d958df3ca5d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1143.7005789990537,
"deviation": 65.52620343137805,
"volatility": 0.060112561889804156
}
},
"ranking": 18.02519522078025,
"professional": false,
"ui_class": ""
},
"description": "играть нужно",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "live",
"pause_on_weekends": false,
"total_time": 900
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12847,
"name": "Nikoniko ДЕТИ",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 35,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5d1f758ff5f62b603db8ca464a2e627d-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-03-27T04:45:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-03-27T04:45:02.758892Z",
"ended": "2023-04-02T07:06:32.387303Z",
"start_waiting": "2023-03-27T04:45:02.689419Z",
"board_size": 13,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5d1f758ff5f62b603db8ca464a2e627d-15.png",
"player_count": 4
},
{
"id": 100756,
"name": "Correspondence 9x9 RoundRobin 2023-03-05 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:20250910T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-09-10T19:00:16.002863Z",
"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": "2025-09-13T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 95543,
"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": "2023-03-05T19:00:29.097214Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-03-05T19:00:30.906591Z",
"ended": "2023-04-10T19:44:41.493772Z",
"start_waiting": "2023-03-05T19:00:30.564743Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 8
},
{
"id": 130216,
"name": "9x9 Mini League 5k-15k #132",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1307.3672271104579,
"deviation": 71.02926431256206,
"volatility": 0.06013540917322773
}
},
"ranking": 21.12142062126446,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 15kyu and 5kyu. 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": 673,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-07-13T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 15,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-09T09:40:46.039589Z",
"ended": "2025-07-22T22:03:43.421021Z",
"start_waiting": "2025-07-09T09:40:45.889881Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5
},
{
"id": 100637,
"name": "OST - Olympic System Tournament",
"director": {
"id": 1033608,
"username": "NetCat",
"country": "_United_Federation_of_Planets",
"icon": "https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1406.6650193080409,
"deviation": 70.55993802829255,
"volatility": 0.06003444046653894
}
},
"ranking": 22.81614654991628,
"professional": false,
"ui_class": ""
},
"description": "This is a real-time tournament...\n\nTournaments are held every Saturday\n\nJoin the OST community (^-^)",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 600,
"max_time": 600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 11969,
"name": "OST GO",
"summary": "For Olympic tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 54,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2510b06e500642c98f1a27be3aea35d9-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-03-18T14:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-03-18T14:00:19.995393Z",
"ended": "2023-03-18T15:14:53.242225Z",
"start_waiting": "2023-03-18T14:00:19.804484Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2510b06e500642c98f1a27be3aea35d9-15.png",
"player_count": 12
},
{
"id": 32045,
"name": "11/20/2017",
"director": {
"id": 21742,
"username": "დათო",
"country": "ge",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2188.217274395995,
"deviation": 97.40479902700517,
"volatility": 0.06013689069472163
}
},
"ranking": 33.04533320130458,
"professional": false,
"ui_class": ""
},
"description": "11/20/2017",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 32,
"time_control_parameters": {
"period_time": 30,
"main_time": 180,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 3,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 692,
"name": "Georgia - საქართველოს გოს ფედერაცია",
"summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 255,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2017-11-20T17:30:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2017-11-20T17:30:47.953539Z",
"ended": "2017-11-20T17:50:43.863298Z",
"start_waiting": "2017-11-20T17:30:47.225058Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 4
}
]
}
