HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58701,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4591",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4589",
"results": [
{
"id": 78178,
"name": "Correspondence 13x13 RoundRobin 2021-07-30 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251214T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-14T19:00:49.070896Z",
"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": "2025-12-17T19:00:00Z",
"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": "2021-07-30T19:00:59.911047Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-07-30T19:01:01.550268Z",
"ended": "2021-09-03T05:30:48.206329Z",
"start_waiting": "2021-07-30T19:01:00.365988Z",
"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
},
{
"id": 75009,
"name": "Semana Cultural",
"director": {
"id": 945741,
"username": "itzel.eternities",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/c8b116adefbc60f7ab751123ddc5b3d4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1140.728166956126,
"deviation": 204.59664816753406,
"volatility": 0.059996726551031394
}
},
"ranking": 17.964951382797818,
"professional": false,
"ui_class": "provisional"
},
"description": "Alumnos del 4020",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87840,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 129600,
"max_time": 950400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 9118,
"name": "Colegio O´Farrill",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 10,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-18T12:40:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-05-18T12:40:48.832240Z",
"ended": "2021-08-25T20:24:53.402033Z",
"start_waiting": "2021-05-18T12:40:48.700367Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7,
"ranked": true
},
{
"id": 74402,
"name": "Sunday tournament",
"director": {
"id": 56637,
"username": "milanm",
"country": "un",
"icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1760.901778196,
"deviation": 64.20781344558438,
"volatility": 0.05993889683223041
}
},
"ranking": 28.015738028757045,
"professional": false,
"ui_class": "supporter aga"
},
"description": "weekly 9x9 tournament",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 20,
"initial_time": 120,
"max_time": 120
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5803,
"name": "Massachusetts Go Foundation",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 49,
"icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-25T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-04-25T17:00:53.773505Z",
"ended": "2021-04-25T18:03:07.446517Z",
"start_waiting": "2021-04-25T17:00:53.380498Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 80543,
"name": "25/9 區思源\t葉子齊",
"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": "25/9 區思源\t葉子齊",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 26,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6399,
"name": "傳碁 B班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 53,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2021-09-25T09:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2021-09-25T08:33:04.041408Z",
"ended": "2021-09-25T09:06:45.532035Z",
"start_waiting": "2021-09-25T08:33:03.979619Z",
"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": 74982,
"name": "13x13 tournament advanced",
"director": {
"id": 740165,
"username": "szproszczytek",
"country": "_Scotland",
"icon": "https://user-uploads.online-go.com/2bf8d743b1993c76c2759fce0ce5432d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2053.733837221348,
"deviation": 73.93692707212678,
"volatility": 0.06005991186470912
}
},
"ranking": 31.57698282790967,
"professional": false,
"ui_class": "supporter"
},
"description": "13x13 tournament advanced",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 20,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 60,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4568,
"name": "Scotland Youth Team",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 64,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-10T15:24:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-05-10T15:24:43.028578Z",
"ended": "2021-05-10T15:36:28.769214Z",
"start_waiting": "2021-05-10T15:24:42.597578Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
},
{
"id": 76137,
"name": "Theerawat",
"director": {
"id": 1009036,
"username": "KwlMiNat",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/cd028981dc706afcf2b18b6df616c192?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1306.6239773462414,
"deviation": 249.56803362760402,
"volatility": 0.05999937859060585
}
},
"ranking": 21.10825590022334,
"professional": false,
"ui_class": "provisional"
},
"description": "25dijcijf8",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 618240,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 604800,
"initial_time": 1209600,
"max_time": 2419200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8028,
"name": "Bcc iqup go",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 113,
"icon": "https://user-uploads.online-go.com/6939bd5f871a225450ac30d57494cdc2-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-06-10T07:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-06-12T23:18:41.946768Z",
"ended": "2021-07-12T09:27:49.452143Z",
"start_waiting": "2021-06-12T23:18:41.829416Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6939bd5f871a225450ac30d57494cdc2-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 74989,
"name": "new one",
"director": {
"id": 740165,
"username": "szproszczytek",
"country": "_Scotland",
"icon": "https://user-uploads.online-go.com/2bf8d743b1993c76c2759fce0ce5432d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2053.733837221348,
"deviation": 73.93692707212678,
"volatility": 0.06005991186470912
}
},
"ranking": 31.57698282790967,
"professional": false,
"ui_class": "supporter"
},
"description": "new one",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"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": 4568,
"name": "Scotland Youth Team",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 64,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-10T16:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-05-10T15:35:28.112519Z",
"ended": "2021-05-23T15:57:30.564212Z",
"start_waiting": "2021-05-10T15:35:27.653252Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
},
{
"id": 76916,
"name": "Class skills test",
"director": {
"id": 1014769,
"username": "Larry60y",
"country": "142",
"icon": "https://user-uploads.online-go.com/40a1bb602dbc895a646ba7ba6072403c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1270.6400660916456,
"deviation": 236.2078096272271,
"volatility": 0.059999114573099276
}
},
"ranking": 20.46177058268621,
"professional": false,
"ui_class": "provisional"
},
"description": "Test your Go skills on your classmates and the teacher!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"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": true,
"group": {
"id": 4767,
"name": "WeiqiMath",
"summary": "Math rule is invented to replicate the original go rule. The score is the number of stones surviving on the board.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 83,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-06-30T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": null,
"ended": null,
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 1,
"ranked": true
},
{
"id": 73210,
"name": "GOBi Torneo Marzo 2021",
"director": {
"id": 396105,
"username": "cyclinginthewind",
"country": "001",
"icon": "https://user-uploads.online-go.com/f6b994097b699b8e8c23e7214d3fd652-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1406.2776830342932,
"deviation": 60.96089436471438,
"volatility": 0.05989225476674161
}
},
"ranking": 22.809771137586363,
"professional": false,
"ui_class": ""
},
"description": "Torneo para los miembros de GOBi",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"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": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 8744,
"name": "GOBi: Club de Go de Bilbao",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 5,
"icon": "https://user-uploads.online-go.com/20054fa1318ff0c13fae610424a56c82-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-03-30T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-03-30T17:11:23.151516Z",
"ended": "2021-08-04T10:56:09.202345Z",
"start_waiting": "2021-03-30T17:11:22.880040Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/20054fa1318ff0c13fae610424a56c82-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 75528,
"name": "Monday another tournament",
"director": {
"id": 740165,
"username": "szproszczytek",
"country": "_Scotland",
"icon": "https://user-uploads.online-go.com/2bf8d743b1993c76c2759fce0ce5432d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2053.733837221348,
"deviation": 73.93692707212678,
"volatility": 0.06005991186470912
}
},
"ranking": 31.57698282790967,
"professional": false,
"ui_class": "supporter"
},
"description": "Monday another tournament",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 11,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 10,
"initial_time": 120,
"max_time": 120
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4568,
"name": "Scotland Youth Team",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 64,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2021-05-24T15:33:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2021-05-24T15:33:00.299152Z",
"ended": "2021-05-24T16:01:26.432823Z",
"start_waiting": "2021-05-24T15:33:00.191012Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4,
"ranked": true
}
]
}
