HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58311,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5298",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5296",
"results": [
{
"id": 73510,
"name": "foryhg",
"director": {
"id": 976498,
"username": "seablue",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/462554bfce93bf94487c5d9198f11f7f?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 927.646906303301,
"deviation": 236.16928179480672,
"volatility": 0.060003469776289925
}
},
"ranking": 13.178204840873061,
"professional": false,
"ui_class": "provisional"
},
"description": "ujggbh",
"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": 3,
"name": "OGS",
"summary": "An open group for folks' who like OGS!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 1769,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-04-05T20:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-04-08T10:58:20.498398Z",
"ended": "2021-06-25T15:39:20.103243Z",
"start_waiting": "2021-04-08T10:58:20.341015Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 4
},
{
"id": 7154,
"name": "Friendly Knockout",
"director": {
"id": 150655,
"username": "Keeko",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/f2fb7636b5aeecf6c3482b7313c943b8?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1065.1484958123629,
"deviation": 115.54227593759992,
"volatility": 0.05998594516048105
}
},
"ranking": 16.37795917173181,
"professional": false,
"ui_class": ""
},
"description": "A friendly single elimination for kyu players",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 87360,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 86400,
"max_time": 604800,
"time_increment": 86400
},
"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": 8770,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": true,
"time_start": "2015-05-04T00:37:00Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 29,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-05-13T13:41:57.026215Z",
"ended": "2015-06-29T18:16:08.253296Z",
"start_waiting": "2015-05-13T13:41:56.925834Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 4
},
{
"id": 44441,
"name": "November ,Michigan G.P.",
"director": {
"id": 467165,
"username": "MummRa",
"country": "us",
"icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1258.4675653645381,
"deviation": 65.12914018874716,
"volatility": 0.06002133944080936
}
},
"ranking": 20.238928688386483,
"professional": false,
"ui_class": ""
},
"description": "Winners of monthly tournaments will be invited to yearly championship game",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 26880,
"time_control_parameters": {
"total_time": 2419200,
"time_control": "absolute",
"speed": "correspondence",
"system": "absolute",
"pause_on_weekends": false
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 306,
"name": "Michigan Go Players",
"summary": "For Players from all over Michigan",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 87,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2019-11-14T12:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2019-11-14T12:00:43.821543Z",
"ended": "2020-01-20T23:25:25.243624Z",
"start_waiting": "2019-11-14T12:00:42.517727Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 4
},
{
"id": 57614,
"name": "13x13 Tourney",
"director": {
"id": 380189,
"username": "Giroom",
"country": "_Wales",
"icon": "https://secure.gravatar.com/avatar/af944e8585b344f260d89dbceeddd432?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1686.669472948146,
"deviation": 61.92037772210349,
"volatility": 0.05995045881748621
}
},
"ranking": 27.01866305216732,
"professional": false,
"ui_class": ""
},
"description": "A 13x13",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 120,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 259,
"name": "Brighton Go Club",
"summary": "Group for anyone who plays Go in Brighton, UK",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 42,
"icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-03-17T22:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2020-03-17T21:23:55.915166Z",
"ended": "2020-03-17T21:26:47.530618Z",
"start_waiting": "2020-03-17T21:23:55.141375Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-15.png",
"player_count": 8
},
{
"id": 74945,
"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": 1840.439031899567,
"deviation": 66.74371354921608,
"volatility": 0.05993892587545783
}
},
"ranking": 29.03846094296946,
"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": 31,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": true,
"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": "2021-05-09T17:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2021-05-09T17:00:39.128311Z",
"ended": "2021-05-09T17:46:36.173454Z",
"start_waiting": "2021-05-09T17:00:38.789828Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png",
"player_count": 9
},
{
"id": 51777,
"name": "Correspondence 9x9 RoundRobin 2019-09-07 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:20251109T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-09T19:00:33.357305Z",
"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": "2025-11-12T19:00:00Z",
"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": "2019-09-07T19:00:55.368567Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-09-07T19:01:13.209946Z",
"ended": "2019-10-05T07:38:03.363409Z",
"start_waiting": "2019-09-07T19:01:05.791562Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10
},
{
"id": 59212,
"name": "Aquapark",
"director": {
"id": 362737,
"username": "seranhelo",
"country": "co",
"icon": "https://user-uploads.online-go.com/c6280536610b91d50418b68e10fc8081-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1315.4110560105903,
"deviation": 60.784797360228325,
"volatility": 0.05977725254366489
}
},
"ranking": 21.26341906930818,
"professional": false,
"ui_class": ""
},
"description": "Torneo",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15360,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 14400,
"initial_time": 86400,
"max_time": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4667,
"name": "Universidad El Bosque",
"summary": "UB GO",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 71,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": "2020-04-19T21:00:00Z",
"players_start": 6,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-04-19T22:10:04.779501Z",
"ended": "2020-05-14T09:29:57.404724Z",
"start_waiting": "2020-04-19T22:10:04.071570Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 6
},
{
"id": 4242,
"name": "Fast DDK/SDK Correspondence Tournament",
"director": {
"id": 444,
"username": "calantir",
"country": "us",
"icon": "https://user-uploads.online-go.com/1ca918deb36ad77b1a43a9c36821e67e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1681.7133940073263,
"deviation": 65.71669147009175,
"volatility": 0.060086597583582424
}
},
"ranking": 26.95053937691642,
"professional": false,
"ui_class": ""
},
"description": "12 days absolute time per player. Please don't join if you're not going to play actively or if you expect to go on vacation. The tournament will begin when 10 people have joined.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 11520,
"time_control_parameters": {
"total_time": 1036800,
"time_control": "absolute"
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 508,
"name": "Fast Correspondence",
"summary": "Tournaments for people who like to play quick correspondence games.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 798,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
},
"auto_start_on_max": true,
"time_start": "2015-02-28T17:03:00Z",
"players_start": 10,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 14,
"max_ranking": 22,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-01-17T12:28:07.970543Z",
"ended": "2015-02-18T04:52:28.233354Z",
"start_waiting": "2015-01-17T12:28:06.845473Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
"player_count": 10
},
{
"id": 9967,
"name": "Correspondence 13x13 RoundRobin 2015-08-16 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": 7,
"name": "Correspondence 13x13 RoundRobin",
"rrule": "DTSTART:20251108T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-11-08T19:00:32.865112Z",
"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": "2025-11-11T19:00:00Z",
"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": "2015-08-16T01:00:18.471630Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2015-08-16T01:00:38.523298Z",
"ended": "2015-09-13T23:57:32.722110Z",
"start_waiting": "2015-08-16T01:00:37.776332Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 10
},
{
"id": 51344,
"name": "Correspondence 9x9 RoundRobin 2019-08-23 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": 5,
"name": "Correspondence 9x9 RoundRobin",
"rrule": "DTSTART:20251109T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-09T19:00:33.357305Z",
"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": "2025-11-12T19:00:00Z",
"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": "2019-08-23T19:00:13.526770Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-08-23T19:01:09.223214Z",
"ended": "2019-09-05T11:38:55.220569Z",
"start_waiting": "2019-08-23T19:01:03.803046Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 9
}
]
}
