HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58190,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5427",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5425",
"results": [
{
"id": 76961,
"name": "9x9 Classic W.D.D.T. XVIII",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"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": "2021-07-11T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-09T14:42:04.253324Z",
"ended": "2021-09-24T05:10:40.518169Z",
"start_waiting": "2021-07-09T14:42:04.077612Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 8
},
{
"id": 24570,
"name": "Correspondence 9x9 RoundRobin 2017-02-10 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251025T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-25T19:00:43.012863Z",
"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": "2025-10-28T19:00:00Z",
"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": "2017-02-10T01:00:48.559629Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-02-10T01:01:13.019919Z",
"ended": "2017-02-24T20:03:49.730577Z",
"start_waiting": "2017-02-10T01:01:10.739896Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 9
},
{
"id": 11700,
"name": "Super Fun - Mini Tournament",
"director": {
"id": 163711,
"username": "001616542",
"country": "sg",
"icon": "https://user-uploads.online-go.com/112e960909fadcf12d30a612a9bc0f91-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1331.5389314312727,
"deviation": 66.30657214573475,
"volatility": 0.06021468057452146
}
},
"ranking": 21.545528620420647,
"professional": false,
"ui_class": ""
},
"description": "This tournament will help to improve your 9x9 skills!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 20,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 900,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 756,
"name": "Special Tournament Room",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 5,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2015-12-06T02:15:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 18,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-12-06T02:15:58.436491Z",
"ended": "2015-12-06T04:15:52.525651Z",
"start_waiting": "2015-12-06T02:15:56.879821Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 84
},
{
"id": 123898,
"name": "Chopin 2017",
"director": {
"id": 1636519,
"username": "Chindo Chopin 7 year",
"country": "th",
"icon": "https://user-uploads.online-go.com/5f1c9914d50eed5ce74893c503905b75-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1087.807438719547,
"deviation": 63.91051249820592,
"volatility": 0.06027338847231263
}
},
"ranking": 16.86526491625743,
"professional": false,
"ui_class": ""
},
"description": "ฉันอยากสร้างทัวร์นาเมนต์",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 50,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1200,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 661,
"name": "Grupo Iberoamericano",
"summary": "Grupo para jugadores de habla Hispana y Portuguesa, e iberoamericanos en general.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 696,
"icon": "https://user-uploads.online-go.com/9f4ddc5ba6a008540d5257acf0b233f6-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-01-02T15:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/9f4ddc5ba6a008540d5257acf0b233f6-15.png",
"player_count": 0
},
{
"id": 12995,
"name": "Correspondence 9x9 RoundRobin 2015-12-06 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251025T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-10-25T19:00:43.012863Z",
"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": "2025-10-28T19:00:00Z",
"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": "2015-12-06T01:00:34.890182Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-12-06T01:00:54.597327Z",
"ended": "2015-12-27T17:27:41.383947Z",
"start_waiting": "2015-12-06T01:00:53.076146Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 77130,
"name": "9x9 Classic W.D.D.T. XXI",
"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.",
"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": "2021-08-01T23:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-01T23:00:15.179196Z",
"ended": "2021-09-06T10:15:10.536509Z",
"start_waiting": "2021-08-01T23:00:15.015224Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 6
},
{
"id": 76510,
"name": "19/6 周學賢\t簡頌賢",
"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": "19/6 周學賢\t簡頌賢",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 28,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 720,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7533,
"name": "傳碁 A班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 36,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-06-19T11:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-06-19T10:09:13.121727Z",
"ended": "2021-06-19T10:38:27.591244Z",
"start_waiting": "2021-06-19T10:09:13.056749Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2
},
{
"id": 77545,
"name": "ytituii",
"director": {
"id": 1023102,
"username": "scps00",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/6d44cde2d6b20aba8e2a8b5951f5cdfd?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1304.2918227457508,
"deviation": 240.12621952785298,
"volatility": 0.05999840599104936
}
},
"ranking": 21.066899228852943,
"professional": false,
"ui_class": "provisional"
},
"description": "ufiui",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 10,
"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": 9646,
"name": "SCPS4B",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 16,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-07-15T03:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2021-07-15T02:17:59.696759Z",
"ended": "2021-07-15T02:32:25.172356Z",
"start_waiting": "2021-07-15T02:17:59.574807Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7
},
{
"id": 77212,
"name": "Esse vaiiiiii 9x9",
"director": {
"id": 962717,
"username": "camilassilva1808",
"country": "br",
"icon": "https://secure.gravatar.com/avatar/2dc816a52796691dae78071bdcb41358?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1050.941282291215,
"deviation": 265.40656440300165,
"volatility": 0.06000268211392859
}
},
"ranking": 16.06710096676615,
"professional": false,
"ui_class": "provisional"
},
"description": "Hora de vocês arrasarem",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 32,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 240,
"max_time": 300
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 9614,
"name": "07/07/2021 go 9x9 fb",
"summary": "",
"require_invitation": false,
"is_public": false,
"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": "2021-07-07T23:20:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-09T13:34:24.201692Z",
"ended": "2021-07-17T13:00:51.136750Z",
"start_waiting": "2021-07-09T13:34:24.106205Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"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": 1270.3554472785497,
"deviation": 69.48229580401292,
"volatility": 0.06013669716086155
}
},
"ranking": 20.456584484941406,
"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": 680,
"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
}
]
}
