HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 57814,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=133",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=131",
"results": [
{
"id": 2492,
"name": "Meijin Main Title Tournament 2014",
"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": "Meijin Main Title Tournament 2014",
"schedule": null,
"title": {
"id": 1,
"name": "Meijin Main Title Tournament",
"holder": {
"id": 35184,
"username": "vitality",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/17d676429b5c6ec38fb06cf71f8662fa?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 2742.437357137692,
"deviation": 68.19500547415998,
"volatility": 0.059852958448327415
}
},
"ranking": 38,
"professional": false,
"ui_class": ""
},
"rules": "japanese",
"tournament_type": "s_elimination"
},
"tournament_type": "s_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 604800,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": null,
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2014-02-03T05:46:42.982103Z",
"ended": "2017-03-29T11:31:53.475464Z",
"start_waiting": "2014-02-03T05:45:47.540221Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png",
"player_count": 0
},
{
"id": 1108,
"name": "hans' first mini-tournament",
"director": {
"id": 30098,
"username": "hansdeutz",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/dec92a2822cc33c81329c1ea48916dca-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1322.587533372629,
"deviation": 63.06638930126165,
"volatility": 0.059407570356608964
}
},
"ranking": 21.389375058399203,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 8,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2010-06-29T20:52:09Z",
"ended": "2010-06-29T18:52:09Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 34,
"name": "Welcome 9x9",
"director": {
"id": 654,
"username": "jonw",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/891f85daa2744c83414396130b540ba0?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1709.9941357009798,
"deviation": 107.66816532392959,
"volatility": 0.06001430176280394
}
},
"ranking": 27.336607065767783,
"professional": false,
"ui_class": ""
},
"description": "A friendly 9x9 tournament to get the ball rolling.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "aga",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 604800,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 57,
"name": "Instructure",
"summary": "A group for Instructure-ites to play in. http://www.instructure.com",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 36,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2476a22b658608ef0b41c619a6a3b6d8-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-10-03T16:29:35.191452Z",
"ended": "2013-10-16T16:16:08.431198Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/2476a22b658608ef0b41c619a6a3b6d8-15.png",
"player_count": 0
},
{
"id": 58791,
"name": "Oster-Go-Treffen: Karsamstag-Nachmittag",
"director": {
"id": 739466,
"username": "Wilhelm_BadenGo",
"country": "de",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f1ae93890215cad17648917be321fc97-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1167.9473530030036,
"deviation": 240.54409932754783,
"volatility": 0.060008152519407096
}
},
"ranking": 18.510851705624017,
"professional": false,
"ui_class": "provisional"
},
"description": "Nachmittagsspiele",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "chinese",
"time_per_move": 28,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 12,
"initial_time": 1500,
"max_time": 2400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 4816,
"name": "Baden-Go-Treffen Karlsruhe",
"summary": "Gruppe für offene Online-Turniere des Badischen Go-Vereins",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 114,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/87e12d57033a4663cc2a5dd4768d1aa6-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-04-11T12:15:00Z",
"players_start": 2,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-04-11T12:15:04.153613Z",
"ended": "2020-04-11T13:58:26.870589Z",
"start_waiting": "2020-04-11T12:15:03.936727Z",
"board_size": 19,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/87e12d57033a4663cc2a5dd4768d1aa6-15.png",
"player_count": 3
},
{
"id": 33,
"name": "First tournament - 9x9",
"director": {
"id": 27,
"username": "Phelan",
"country": "pt",
"icon": "https://secure.gravatar.com/avatar/f7ae9c72785aceddcc5dda7fddc31df5?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1668.5928878847835,
"deviation": 63.05091288906825,
"volatility": 0.06017856793812499
}
},
"ranking": 26.769217883307334,
"professional": false,
"ui_class": ""
},
"description": "For fun and games.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "aga",
"time_per_move": 86400,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 518400,
"max_time": 518400,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 47,
"name": "BGG WW",
"summary": "A group for the BGG WW forum to play Go. Check the tournament tab for tournaments and ladder competitions.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 31,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/32f5444e74e6c9db4a60b0cd1dbf8fe3-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2013-10-01T09:58:50.237414Z",
"ended": "2013-12-01T12:05:57.930811Z",
"start_waiting": null,
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/32f5444e74e6c9db4a60b0cd1dbf8fe3-15.png",
"player_count": 0
},
{
"id": 25880,
"name": "Blitz 13x13 Swiss Tournament 2017-03-29 19:30",
"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": 3,
"name": "Blitz 13x13 Swiss Tournament",
"rrule": "DTSTART:20250922T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-09-22T19:00:22.341327Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-09-22T23:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 13,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 10,
"main_time": 300,
"periods": 5
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2017-03-29T19:30:49.863417Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2017-03-29T19:35:52.791539Z",
"ended": "2017-03-29T20:19:36.851644Z",
"start_waiting": "2017-03-29T19:35:52.164683Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 116727,
"name": "Correspondence Weekly McMahon 19x19 2024-06-08 17:00",
"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": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20250922T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-09-22T17:00:22.270419Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"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": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-09-29T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": "2024-06-08T17:00:59.200701Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-06-08T17:01:52.015683Z",
"ended": null,
"start_waiting": "2024-06-08T17:01:50.327573Z",
"board_size": 19,
"active_round": 3,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 27
},
{
"id": 465,
"name": "Ralke's æËÂ¥(spring) mini-tournament I",
"director": {
"id": 2960,
"username": "Ralke",
"country": "un",
"icon": "https://secure.gravatar.com/avatar/c328ec3e4fa6fcb8e3355ee965a724a1?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1548.253432486618,
"deviation": 64.35886022735019,
"volatility": 0.060022935741669906
}
},
"ranking": 25.036366041532403,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": -1,
"rules": "japanese",
"time_per_move": 259200,
"time_control_parameters": {
"time_control": "simple",
"per_move": 259200
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 10,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2008-10-08T18:37:53Z",
"ended": "2008-10-08T16:37:53Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0
},
{
"id": 10846,
"name": "Live 19x19 Swiss Tournament 2015-09-17 16:30",
"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": 4,
"name": "Live 19x19 Swiss Tournament",
"rrule": "DTSTART:20250922T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-09-22T20:00:22.303124Z",
"lead_time_seconds": 1800,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 40
},
"next_run": "2025-09-23T00:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 36,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 600,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2015-09-17T16:30:41.246745Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2015-09-17T16:30:42.988319Z",
"ended": "2015-09-17T17:41:15.458901Z",
"start_waiting": "2015-09-17T16:30:42.866730Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 6
},
{
"id": 66835,
"name": "მოსამზადებელი მესამე ტურნირი",
"director": {
"id": 21742,
"username": "დათო",
"country": "ge",
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 2188.217274395995,
"deviation": 97.40479902700517,
"volatility": 0.06013689069472163
}
},
"ranking": 33.04533320130458,
"professional": false,
"ui_class": ""
},
"description": "მოსამზადებელი მესამე ტურნირი",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "chinese",
"time_per_move": 5,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "blitz",
"pause_on_weekends": false,
"time_increment": 3,
"initial_time": 180,
"max_time": 180
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 692,
"name": "Georgia - საქართველოს გოს ფედერაცია",
"summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 255,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-10-19T18:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-10-19T18:00:41.626608Z",
"ended": "2020-10-19T18:51:04.246588Z",
"start_waiting": "2020-10-19T18:00:40.920994Z",
"board_size": 9,
"active_round": null,
"icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
"player_count": 18
}
]
}
