HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58314,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=161",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=159",
"results": [
{
"id": 2897,
"name": "Title match for: Meijin Main Title Tournament 2012",
"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": "Title match for: Meijin Main Title Tournament 2012 (vitality vs Uberdude)",
"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_title",
"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": "2014-04-29T15:32:25.130457Z",
"ended": "2014-04-29T19:13:44.495972Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png",
"player_count": 0
},
{
"id": 92318,
"name": "partidas 9x9",
"director": {
"id": 88120,
"username": "satoshi84",
"country": "mx",
"icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1162.2722344194942,
"deviation": 82.47024688516325,
"volatility": 0.06016113648651541
}
},
"ranking": 18.398090439972083,
"professional": false,
"ui_class": ""
},
"description": "9x9x9x99x9999x99x9x",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"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": 4841,
"name": "PIPIOLO GO 2022🏆",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 215,
"icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-07-11T22:42:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-07-11T22:42:47.255205Z",
"ended": "2022-07-11T23:29:52.327320Z",
"start_waiting": "2022-07-11T22:42:47.114306Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
"player_count": 7
},
{
"id": 93333,
"name": "Blitz 13x13 Swiss Tournament 2022-08-09 15:30",
"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:20251111T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-11T03:00:02.999774Z",
"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": "2025-11-11T07:00:00Z",
"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": "2022-08-09T15:30:05.693731Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2022-08-09T15:30:06.988092Z",
"ended": "2022-08-09T16:14:44.815146Z",
"start_waiting": "2022-08-09T15:30:06.833975Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 132656,
"name": "Correspondence Weekly McMahon 19x19 2025-09-27 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:20251110T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-11-10T17:00:12.635888Z",
"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": "2025-11-17T17:00:00Z",
"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": "2025-09-27T17:00:22.235482Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-09-27T17:00:31.587164Z",
"ended": null,
"start_waiting": "2025-09-27T17:00:28.790818Z",
"board_size": 19,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 37
},
{
"id": 36933,
"name": "Blitz 13x13 Swiss Tournament 2018-05-03 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:20251111T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-11T03:00:02.999774Z",
"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": "2025-11-11T07:00:00Z",
"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": "2018-05-03T19:30:51.069159Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-05-03T19:30:54.875911Z",
"ended": "2018-05-03T20:07:29.492239Z",
"start_waiting": "2018-05-03T19:30:53.444713Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 2474,
"name": "Meijin Handicap Title Tournament 2013",
"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 Handicap Title Tournament 2013",
"schedule": null,
"title": {
"id": 3,
"name": "Meijin Handicap Title Tournament",
"holder": {
"id": 34056,
"username": "csaba",
"country": "hu",
"icon": "https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1473.289877561287,
"deviation": 62.710733466284054,
"volatility": 0.05971717798260036
}
},
"ranking": 23.887441594986207,
"professional": false,
"ui_class": "supporter"
},
"rules": "japanese",
"tournament_type": "s_elimination"
},
"tournament_type": "s_elimination",
"handicap": -1,
"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": "2012-12-31T23:00:08Z",
"ended": "2015-01-06T22:17:37.052758Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/meijin_19.png",
"player_count": 0
},
{
"id": 4,
"name": "Nova Group Simultaneous McMahon Beta",
"director": {
"id": 73,
"username": "Kuroneko",
"country": "001",
"icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1720.3171984281491,
"deviation": 260.4887625445967,
"volatility": 0.05999892180617455
}
},
"ranking": 27.47594113797314,
"professional": false,
"ui_class": "provisional"
},
"description": "Thanks for beta testing! This tournament will be a Simultaneous McMahon style tournament with a Fischer time control.... 18 hours starting time plus 6 hours per move up to a maximum of 1 day 12 hours. There is no rating limitation and this will be a 3 round tournament with the bars set at 6k and 18k. The minimum group size is 5 players The tournament will be open to the first 50 players to join It will begin once 50 players have joined or by March 27th at 9pm EST.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21600,
"time_control_parameters": null,
"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": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-03-28T03:38:49.983691Z",
"ended": "2013-06-09T01:11:13.655551Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 0
},
{
"id": 3,
"name": "Nova Group Traditional McMahon Beta",
"director": {
"id": 73,
"username": "Kuroneko",
"country": "001",
"icon": "https://user-uploads.online-go.com/8acc1aa7edbb99556a0d05cf6c97a154-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1720.3171984281491,
"deviation": 260.4887625445967,
"volatility": 0.05999892180617455
}
},
"ranking": 27.47594113797314,
"professional": false,
"ui_class": "provisional"
},
"description": "Thanks for beta testing! This tournament will be a traditional McMahon style tournament with a Fischer time control.... 18 hours starting time plus 6 hours per move up to a maximum of 1 day 12 hours. There is no rating limitation and this will be a 3 round tournament with the bars set at 6k and 18k. The tournament will be open to the first 20 players to join It will begin once 20 players have joined or by March 27th at 9pm EST.",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 21600,
"time_control_parameters": null,
"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": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2013-03-28T03:39:39.354223Z",
"ended": "2013-05-01T17:04:33.137009Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
"player_count": 0
},
{
"id": 36938,
"name": "Blitz 13x13 Swiss Tournament 2018-05-03 23:31",
"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:20251111T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:27:45.234995Z",
"last_run": "2025-11-11T03:00:02.999774Z",
"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": "2025-11-11T07:00:00Z",
"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": "2018-05-03T23:31:14.457497Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2018-05-03T23:35:13.274599Z",
"ended": "2018-05-03T23:57:52.592175Z",
"start_waiting": "2018-05-03T23:35:12.541958Z",
"board_size": 13,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
"player_count": 6
},
{
"id": 88941,
"name": "Weekly 19x19 Games 2022-04-25",
"director": {
"id": 741522,
"username": "wolfmeister",
"country": "_United_Federation_of_Planets",
"icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1209.6169056480942,
"deviation": 65.52079638031556,
"volatility": 0.06013235595814508
}
},
"ranking": 19.32239564406787,
"professional": false,
"ui_class": ""
},
"description": "%%%%%%%%%%%%%%%%%%%%%%%%\n\n!!!LIVE GAME APPOINTMENTS ARE NOT SCHEDULED AUTOMATICALLY!!!\n\nONCE TOURNAMENT STARTS:\n\nCOME BACK HERE TO FIND YOUR ASSIGNED OPPONENT ARRANGE A >30min VIDEO CONFERENCE WITH YOUR OPPONENT FINISH YOUR GAME WITHIN ONE WEEK, TO PREVENT BLOCKING THE TOURNAMENT. EACH MONDAY, SCHEDULE YOUR NEXT MATCH VIDEO CONFERENCE. %%%%%%%%%%%%%%%%%%%%%%%%",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": -1,
"rules": "japanese",
"time_per_move": 20160,
"time_control_parameters": {
"system": "absolute",
"time_control": "absolute",
"speed": "correspondence",
"pause_on_weekends": true,
"total_time": 1814400
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6518,
"name": "Madison Google Go",
"summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome. Make sure to join the Hangouts room, go-msn@ group for announcements! Please send an *INTERNAL* email to the organizers to join. We don't always notice OG",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": true,
"member_count": 18,
"icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-04-25T22:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "group",
"started": "2022-04-25T22:00:09.449296Z",
"ended": "2022-09-27T08:00:03.034003Z",
"start_waiting": "2022-04-25T22:00:09.298105Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png",
"player_count": 6
}
]
}