HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58814,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5382",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5380",
"results": [
{
"id": 6229,
"name": "Orion 2015",
"director": {
"id": 66704,
"username": "mita va",
"country": "at",
"icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 768.4043216246796,
"deviation": 65.32207307826374,
"volatility": 0.05912960944274225
}
},
"ranking": 8.81824689575381,
"professional": false,
"ui_class": "supporter"
},
"description": "dtz bhuji",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 20,
"main_time": 120,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 357,
"name": "ORION",
"summary": "Torneo Latinoamericano de Go por equipos Sub-18",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 136,
"icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-64.png"
},
"auto_start_on_max": false,
"time_start": "2015-03-29T15:01:00Z",
"players_start": 3,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 15,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-03-29T15:01:16.648198Z",
"ended": "2015-03-29T15:23:12.118834Z",
"start_waiting": "2015-03-29T15:01:16.570081Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ee9d9460a8b97d165ea8a0d257436c51-15.png",
"player_count": 3,
"ranked": true
},
{
"id": 75024,
"name": "hello world tournament",
"director": {
"id": 517730,
"username": "dannyvan",
"country": "cn",
"icon": "https://secure.gravatar.com/avatar/54e2693915fa15b4662b87fc802e9642?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 705.0356009679355,
"deviation": 115.12660830679854,
"volatility": 0.05999958269712449
}
},
"ranking": 6.825778351284103,
"professional": false,
"ui_class": ""
},
"description": "hello world tournament",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"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": 9125,
"name": "GolinksWorld",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-11T09:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-12T20:16:00.463322Z",
"ended": "2021-07-13T13:03:04.175429Z",
"start_waiting": "2021-05-12T20:16:00.349551Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
},
{
"id": 54830,
"name": "Irish Correspondence Championship 2020 Division D",
"director": {
"id": 430,
"username": "rottenhat",
"country": "ie",
"icon": "https://user-uploads.online-go.com/39625f5d6aa9484f8212327bf6eb9290-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1781.280091736795,
"deviation": 62.057718815549876,
"volatility": 0.05995437910309559
}
},
"ranking": 28.28210671368644,
"professional": false,
"ui_class": ""
},
"description": "Message rottenhat by December 15th to join. Multiple brackets if we get enough players. Open to anyone who is Irish, has ever lived in Ireland, is married or otherwise related to someone Irish, or has any connection to Irish go, however tenuous.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 99840,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 1209600,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 858,
"name": "Ireland",
"summary": "For Irish go players, and friends of Irish go, wherever they may roam...",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 206,
"icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-01-01T08:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2020-01-01T08:00:48.749293Z",
"ended": "2020-05-06T20:01:44.361505Z",
"start_waiting": "2020-01-01T08:00:48.056254Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 55171,
"name": "Correspondence 9x9 RoundRobin 2019-12-30 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:20251224T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-24T19:00:11.282946Z",
"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": "2025-12-27T19:00:00Z",
"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": "2019-12-30T19:00:08.190272Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-12-30T19:00:32.253204Z",
"ended": "2020-03-09T20:47:34.336341Z",
"start_waiting": "2019-12-30T19:00:22.169859Z",
"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": 67689,
"name": "Noob Tournament",
"director": {
"id": 736685,
"username": "ζζι³",
"country": "hk",
"icon": "https://user-uploads.online-go.com/b7c6482c7e297b7c47906a1a0bfc23c7-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1005.3610697829467,
"deviation": 66.82162579107839,
"volatility": 0.06001116661169058
}
},
"ranking": 15.040642201285266,
"professional": false,
"ui_class": ""
},
"description": "R U a noob? If you are, then join this tournament!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 604800
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6332,
"name": "noob_bot",
"summary": "Play with bots",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 883,
"icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-11-18T07:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 15,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-11-18T07:00:12.464082Z",
"ended": "2021-06-30T18:54:07.740465Z",
"start_waiting": "2020-11-18T07:00:12.207302Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d3277278f721d0b587ac5dcb628ac2d1-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 107571,
"name": "9x9 Mini League 10k-25k #180",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1288.97741544511,
"deviation": 72.39995646073784,
"volatility": 0.060144003759985784
}
},
"ranking": 20.793473974596115,
"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": "2023-09-24T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-09-20T13:48:48.813212Z",
"ended": "2023-10-10T21:21:35.416342Z",
"start_waiting": "2023-09-20T13:48:48.662495Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 74524,
"name": "Korea v.s. France",
"director": {
"id": 910029,
"username": "yeong ha ko",
"country": "fr",
"icon": "https://user-uploads.online-go.com/0456aecb47ecd3a87457e7b4e1acc1a9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1732.4568994457843,
"deviation": 71.3527930233796,
"volatility": 0.06075833324406251
}
},
"ranking": 27.638729220033547,
"professional": false,
"ui_class": ""
},
"description": "Big winner!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": -1,
"rules": "japanese",
"time_per_move": 432000,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "correspondence",
"pause_on_weekends": false,
"main_time": 0,
"period_time": 432000,
"periods": 1
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6774,
"name": "πKorea Goνκ΅λ°λπ",
"summary": "λ§μ΄ κ°μ
ν΄μ£ΌμΈμ. νκ΅λΆ νμ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 222,
"icon": "https://user-uploads.online-go.com/c8cb234ed8cd8edf50f2d51d95670d5b-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-02T10:30:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-05-06T00:54:42.745731Z",
"ended": "2021-05-24T10:20:23.986878Z",
"start_waiting": "2021-05-06T00:54:42.628096Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/c8cb234ed8cd8edf50f2d51d95670d5b-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 75092,
"name": "Attack on go 1",
"director": {
"id": 750171,
"username": "KHAE",
"country": "th",
"icon": "https://user-uploads.online-go.com/56d33c7e8e7ce67f73aa947fd300727b-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1287.039113571418,
"deviation": 62.03202260607443,
"volatility": 0.06028614816374175
}
},
"ranking": 20.758635924188564,
"professional": false,
"ui_class": ""
},
"description": "Attack on go 1 \nGg \nFun",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 113280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 2419200,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 9144,
"name": "Anime go k",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2,
"icon": "https://user-uploads.online-go.com/6ffe0a812aae7de8c6ba62e7ccb1a6c2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-05-13T04:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-13T14:40:47.854943Z",
"ended": "2021-09-07T14:06:49.707489Z",
"start_waiting": "2021-05-13T14:40:47.671421Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6ffe0a812aae7de8c6ba62e7ccb1a6c2-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 102485,
"name": "Correspondence 19x19 RoundRobin 2023-04-23 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251225T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-25T19:00:11.689308Z",
"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": "2025-12-28T19:00:00Z",
"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": "2023-04-23T19:00:37.986283Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-04-23T19:00:40.919880Z",
"ended": "2023-10-11T00:24:25.524724Z",
"start_waiting": "2023-04-23T19:00:40.306848Z",
"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": 69188,
"name": "Hon'inbo League Third Round Finals",
"director": {
"id": 888411,
"username": "hikaru and sai.",
"country": "_CARICOM",
"icon": "https://user-uploads.online-go.com/8d9142072852dbb65909746ea4f4d5a9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 633.6080341648096,
"deviation": 65.33801758418787,
"volatility": 0.05999209103873468
}
},
"ranking": 5,
"professional": false,
"ui_class": ""
},
"description": "Kuwabara Hon'inbo",
"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": 420,
"name": "Hikaru no go club",
"summary": "Sai is the way.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 754,
"icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-12-27T21:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-12-27T21:00:53.211187Z",
"ended": "2021-06-04T15:00:41.215566Z",
"start_waiting": "2020-12-27T21:00:52.610639Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png",
"player_count": 17,
"ranked": true
}
]
}
