HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58721,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4328",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4326",
"results": [
{
"id": 89990,
"name": "ซ้อมครั้งที่2",
"director": {
"id": 564908,
"username": "Sarawoot Kanya",
"country": "th",
"icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1360.28396299626,
"deviation": 67.21540421631697,
"volatility": 0.06068890926047249
}
},
"ranking": 22.039968858879362,
"professional": false,
"ui_class": ""
},
"description": "ซ้อมครั้งที่2",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 300,
"period_time": 10,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 5893,
"name": "Go Family",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 147,
"icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-05-14T06:50:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2022-05-14T06:50:40.376952Z",
"ended": "2022-05-14T07:09:39.482333Z",
"start_waiting": "2022-05-14T06:50:40.285863Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 89177,
"name": "9x9 | 1Day/play | all | BeFast | 8th Ed",
"director": {
"id": 904734,
"username": "Temido Rocha",
"country": "pt",
"icon": "https://user-uploads.online-go.com/f40e3013c60db0c2be48e9e3fad6bfbd-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1010.3662509082673,
"deviation": 62.81317541158814,
"volatility": 0.05989484702989822
}
},
"ranking": 15.155608327902632,
"professional": false,
"ui_class": ""
},
"description": "** Edition 8 | All ***\n\nThe idea is to have a fast tournament as soon as the last ended (more or less :) ).\n\nThe type of tournament is open for changes in future editions (feel free to comment in the tournament chat).\n\nThanks and have fun.",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 43200,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": false,
"per_move": 43200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11056,
"name": "Among us go player ",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 42,
"icon": "https://user-uploads.online-go.com/ff5e6075a97ddeff07901d1975a8b2ec-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-04-29T22:59:00Z",
"players_start": 2,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-04-29T22:59:14.706719Z",
"ended": "2022-05-14T21:41:59.148059Z",
"start_waiting": "2022-04-29T22:59:14.493784Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff5e6075a97ddeff07901d1975a8b2ec-15.png",
"player_count": 19,
"ranked": true
},
{
"id": 92790,
"name": "Correspondence 13x13 RoundRobin 2022-07-25 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 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": "2022-07-25T19:00:08.788357Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-07-25T19:01:06.788651Z",
"ended": "2022-10-26T11:08:27.677352Z",
"start_waiting": "2022-07-25T19:01:06.230907Z",
"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": 129297,
"name": "9x9 Mini League 10k-25k #306",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1295.3063181482353,
"deviation": 72.20008330498726,
"volatility": 0.060145531656261485
}
},
"ranking": 20.90686275508034,
"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": 686,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-06-15T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-06-11T19:31:40.557999Z",
"ended": "2025-07-18T00:21:32.344782Z",
"start_waiting": "2025-06-11T19:31:40.415138Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 39855,
"name": "tonamend",
"director": {
"id": 367918,
"username": "zion153",
"country": "de",
"icon": "https://secure.gravatar.com/avatar/1b87dd12d042b445eb1cefcd30929829?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1531.671681157562,
"deviation": 67.75055645837857,
"volatility": 0.060062795756182334
}
},
"ranking": 24.78709293388889,
"professional": false,
"ui_class": ""
},
"description": "have good game",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "korean",
"time_per_move": 606,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": false,
"time_control": "fischer",
"initial_time": 600,
"max_time": 900,
"time_increment": 600,
"speed": "live"
},
"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": 17628,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": false,
"time_start": "2018-08-10T13:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2018-08-10T13:30:17.446810Z",
"ended": "2018-08-10T13:57:15.906318Z",
"start_waiting": "2018-08-10T13:30:17.291037Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 2,
"ranked": true
},
{
"id": 39395,
"name": "1st Continental Go World Cup-Qualification Phase for North/South America: 30-20k Category",
"director": {
"id": 472707,
"username": "Rorimuha",
"country": "de",
"icon": "https://secure.gravatar.com/avatar/8db3342c496531b5e52bf3d1829e9bed?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1516.498123369883,
"deviation": 65.47420203284265,
"volatility": 0.0595946253187008
}
},
"ranking": 24.55661314647885,
"professional": false,
"ui_class": ""
},
"description": "Hello <br>\nThis is the qualification phase for the American players who have a level between 30k and 20k.<br>\n<br>\n<span style=\"color:red;\">REMEMBER THAT YOUR FLAG MUST MATCH WITH THE CONTINENT (for example, Canadian or Brazilian flag are considered as American flags).</p>\nHave fun :)",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 59520,
"time_control_parameters": {
"system": "fischer",
"pause_on_weekends": true,
"time_control": "fischer",
"initial_time": 172800,
"max_time": 259200,
"time_increment": 57600,
"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": 524,
"icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-64.png"
},
"auto_start_on_max": true,
"time_start": "2018-08-01T19:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2018-07-29T19:52:59.026736Z",
"ended": "2018-10-15T13:02:59.619219Z",
"start_waiting": "2018-07-29T19:52:56.436599Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/c1c2b263d212f80b7dfe72721f68c8e4-15.png",
"player_count": 6,
"ranked": true
},
{
"id": 15919,
"name": "Reddit Round Robin Handicap Correspondence - 20k-11k",
"director": {
"id": 963,
"username": "thouis",
"country": "_LGBT",
"icon": "https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1312.0977408002827,
"deviation": 63.905269604233474,
"volatility": 0.05957681327733851
}
},
"ranking": 21.205034269327133,
"professional": false,
"ui_class": "supporter"
},
"description": "Reddit Round Robin Handicap Correspondence - 20k-11k",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 38,
"name": "reddit",
"summary": "/r/baduk",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 2275,
"icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"
},
"auto_start_on_max": true,
"time_start": "2016-03-28T21:40:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 10,
"max_ranking": 19,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2016-03-22T08:03:50.912325Z",
"ended": "2016-08-19T04:26:28.857310Z",
"start_waiting": "2016-03-22T08:03:49.946466Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 89972,
"name": "焯然vs嘉軒",
"director": {
"id": 1125975,
"username": "東東1234",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/7073c3c0c19e1e2362786d7d3cacee04?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1636.613123803098,
"deviation": 92.9778953940374,
"volatility": 0.06000761280908969
}
},
"ranking": 26.321224844663433,
"professional": false,
"ui_class": ""
},
"description": "111111111111",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 11450,
"name": "黎老師群組",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 39,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-05-14T03:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-14T02:13:33.858421Z",
"ended": "2022-05-14T02:56:58.464558Z",
"start_waiting": "2022-05-14T02:13:33.729859Z",
"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": 89960,
"name": "Correspondence 13x13 RoundRobin 2022-05-14 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": "2022-05-14T19:00:13.200107Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-05-14T19:01:12.827169Z",
"ended": "2022-08-04T03:32:19.514087Z",
"start_waiting": "2022-05-14T19:01:12.225906Z",
"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": 89974,
"name": "陳琛悠 許淳博",
"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": "陳琛悠\n許淳博",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 600,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 7530,
"name": "傳碁 D班",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 71,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2022-05-14T03:00:00Z",
"players_start": 2,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2022-05-14T02:53:23.512875Z",
"ended": "2022-05-14T03:21:23.492550Z",
"start_waiting": "2022-05-14T02:53:23.451175Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 2,
"ranked": true
}
]
}
