HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58790,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4615",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4613",
"results": [
{
"id": 33880,
"name": "TTT#RR1",
"director": {
"id": 93741,
"username": "littletry",
"country": "150",
"icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1911.8998841310188,
"deviation": 65.0765344045977,
"volatility": 0.059958000313559676
}
},
"ranking": 29.920320929399413,
"professional": false,
"ui_class": ""
},
"description": "four lions",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 40,
"time_control_parameters": {
"period_time": 30,
"main_time": 900,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 3,
"speed": "live"
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 1645,
"name": "TeamTenuki",
"summary": "TeamTenuki is a group of players from Hanayeol's twitch stream, who all play on Fox Go Server.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 24,
"icon": "https://user-uploads.online-go.com/d57521062efa946d576330fcd73dfbc1-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-01-21T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2018-01-21T19:00:43.802260Z",
"ended": "2018-01-21T20:11:45.950342Z",
"start_waiting": "2018-01-21T19:00:43.112026Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/d57521062efa946d576330fcd73dfbc1-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 33870,
"name": "Hannah Cho!!!",
"director": {
"id": 479639,
"username": "Nicomachean Ethics",
"country": "gr",
"icon": "https://user-uploads.online-go.com/69b67c8c6e849ca65f8d2f289f28291f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2471.0663898077773,
"deviation": 72.14232633317815,
"volatility": 0.06002146630477017
}
},
"ranking": 35.85950766592663,
"professional": false,
"ui_class": ""
},
"description": "Hannah Cho!!!",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 33,
"time_control_parameters": {
"period_time": 30,
"main_time": 300,
"system": "byoyomi",
"pause_on_weekends": false,
"time_control": "byoyomi",
"periods": 5,
"speed": "live"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 1600,
"name": " Soliton𝛁",
"summary": "\n<head>\n<style>\n h1, h2, h3{ color:;\n font-size:1.175em;\n background-color: #;\n border-left: px solid #;\n font-family:roboto, hevetica;\n line-height:2.5;\n }\n</style>\n</head>\n\n<body>\n\n<p style=\"color:black;font-family:roboto;border-left:12p",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 226,
"icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-01-21T10:03:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-01-21T10:03:10.307771Z",
"ended": "2018-01-21T10:27:50.161216Z",
"start_waiting": "2018-01-21T10:03:10.085179Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/319a84f5a929111412e389fbc12b5967-15.png",
"player_count": 3,
"ranked": true
},
{
"id": 98845,
"name": "Correspondence 13x13 RoundRobin 2023-01-12 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: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": 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": "2023-01-12T19:00:23.780239Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-01-13T01:04:31.721877Z",
"ended": "2023-02-09T00:28:39.207396Z",
"start_waiting": "2023-01-13T01:04:31.507110Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6,
"ranked": true
},
{
"id": 98817,
"name": "Correspondence 19x19 RoundRobin 2023-01-11 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:20251222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-22T19:00:10.171108Z",
"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": "2025-12-25T19:00:00Z",
"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": "2023-01-11T19:00:21.149543Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-01-11T19:00:23.749490Z",
"ended": "2023-05-23T15:41:35.183886Z",
"start_waiting": "2023-01-11T19:00:23.055617Z",
"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": 130783,
"name": "Correspondence 9x9 RoundRobin 2025-07-25 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251221T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-21T19:00:56.059231Z",
"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": "2025-12-24T19:00:00Z",
"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": "2025-07-25T19:00:36.384770Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-07-25T19:01:36.728799Z",
"ended": "2025-08-09T22:47:03.264201Z",
"start_waiting": "2025-07-25T19:01:36.606701Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 5,
"ranked": true
},
{
"id": 98712,
"name": "9x9 Mini League 10k-25k #117",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1301.7981405274297,
"deviation": 71.64468137670728,
"volatility": 0.06014525991628469
}
},
"ranking": 21.02259626020151,
"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",
"pause_on_weekends": false,
"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": "2023-01-15T20:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-01-11T19:07:56.722922Z",
"ended": "2023-01-26T14:30:46.870622Z",
"start_waiting": "2023-01-11T19:07:56.542245Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 106651,
"name": "Correspondence 19x19 RoundRobin 2023-08-21 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:20251222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-22T19:00:10.171108Z",
"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": "2025-12-25T19:00:00Z",
"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": "2023-08-21T19:00:30.334263Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-08-21T19:01:30.672365Z",
"ended": "2023-11-22T11:54:16.030988Z",
"start_waiting": "2023-08-21T19:01:30.322058Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 8,
"ranked": true
},
{
"id": 33561,
"name": "Petardos",
"director": {
"id": 495006,
"username": "Sanchz",
"country": "es",
"icon": "https://secure.gravatar.com/avatar/11d220f4c81740a1587c4b77cf82cbdb?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 935.6394779787972,
"deviation": 103.11056027195603,
"volatility": 0.05999375765463212
}
},
"ranking": 13.376810026516388,
"professional": false,
"ui_class": ""
},
"description": "MASN .",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400,
"speed": "correspondence"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 43,
"name": "Kyu Level Study Group",
"summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 8801,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-01-10T19:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-01-11T19:54:10.253189Z",
"ended": "2018-02-28T05:36:47.823141Z",
"start_waiting": "2018-01-11T19:54:09.573929Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 107229,
"name": "ทดลอง 1 ปวช.3/8",
"director": {
"id": 1010331,
"username": "PomSii",
"country": "th",
"icon": "https://secure.gravatar.com/avatar/aa13948ef4fee733d9d956be746af4af?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1528.2940953430661,
"deviation": 69.12209408595301,
"volatility": 0.060086127774657355
}
},
"ranking": 24.735987039854813,
"professional": false,
"ui_class": ""
},
"description": "ทดลอง 1 ปวช.3/8",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 34,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 120,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11948,
"name": "ปวช.3/2, 3/5, 3/6, 3/7, 3/8, 3/9 (66\")",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 335,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2023-09-07T04:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2023-09-07T03:45:05.818499Z",
"ended": "2023-09-07T04:02:16.181345Z",
"start_waiting": "2023-09-07T03:45:05.735986Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5,
"ranked": true
},
{
"id": 25605,
"name": "yoyo bros",
"director": {
"id": 428135,
"username": "strikerbro199",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/a6ab0a00b600ee59139022c46c7c7993?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1465.3366675512332,
"deviation": 61.96727078539408,
"volatility": 0.06014754255712306
}
},
"ranking": 23.76213321813179,
"professional": false,
"ui_class": ""
},
"description": "blurgh.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 67200,
"time_control_parameters": {
"period_time": 604800,
"speed": "correspondence",
"system": "canadian",
"pause_on_weekends": true,
"time_control": "canadian",
"stones_per_period": 10,
"main_time": 604800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 24,
"name": "Double Digit Kyu Room",
"summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3607,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2017-04-30T00:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 19,
"max_ranking": 25,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2017-04-30T00:00:52.532324Z",
"ended": "2018-02-23T13:34:42.598853Z",
"start_waiting": "2017-04-30T00:00:51.575682Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 7,
"ranked": true
}
]
}