HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58357,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=4028",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=4026",
"results": [
{
"id": 98077,
"name": "19x19 Open D.E. Cup #3",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1330.0061912285266,
"deviation": 70.70952490294718,
"volatility": 0.06013477631623636
}
},
"ranking": 21.518865206515677,
"professional": false,
"ui_class": ""
},
"description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"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": false,
"group": {
"id": 12599,
"name": "GO Special Tournaments",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 60,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-01-08T22:00:00Z",
"players_start": 8,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-01-04T15:52:15.176880Z",
"ended": "2023-05-27T17:07:56.387729Z",
"start_waiting": "2023-01-04T15:52:15.036480Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 8
},
{
"id": 103707,
"name": "12º Torneo Interclubes por Equipos",
"director": {
"id": 58535,
"username": "blaumag",
"country": "ar",
"icon": "https://user-uploads.online-go.com/b9111f93173ba3f8763596a345d7e40e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1491.4078798746825,
"deviation": 341.6984305472543,
"volatility": 0.05999984344025184
}
},
"ranking": 24.170395885469745,
"professional": false,
"ui_class": "provisional"
},
"description": "Sede Online",
"schedule": null,
"title": null,
"tournament_type": "opengotha",
"handicap": 0,
"rules": "japanese",
"time_per_move": 39,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 1200,
"period_time": 30,
"periods": 5
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13270,
"name": "go.org.ar",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": true,
"member_count": 1,
"icon": "https://user-uploads.online-go.com/4a4ce2499cd93cde696261e2c5aa4290-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-27T13:00:00Z",
"players_start": 4,
"first_pairing_method": "opengotha",
"subsequent_pairing_method": "opengotha",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2023-05-27T13:00:57.824173Z",
"ended": null,
"start_waiting": "2023-05-27T13:00:57.794403Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/4a4ce2499cd93cde696261e2c5aa4290-15.png",
"player_count": 8
},
{
"id": 103659,
"name": "Live 19x19 Swiss Tournament 2023-05-26 08:30",
"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:20251115T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:30:39.250689Z",
"last_run": "2025-11-15T16:00:05.006900Z",
"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": "2025-11-15T20:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"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": "2023-05-26T08:30:57.519077Z",
"players_start": 6,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-05-26T08:31:57.679126Z",
"ended": "2023-05-26T10:57:51.022501Z",
"start_waiting": "2023-05-26T08:31:57.535065Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 8
},
{
"id": 100147,
"name": "Let's Go! 🙂 Round Robin 3kyu-8kyu",
"director": {
"id": 699769,
"username": "jeroentjeb",
"country": "ca",
"icon": "https://user-uploads.online-go.com/bd4d71e7ea87028b6cc6540f291f4873-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1283.7196758077805,
"deviation": 62.696800275467815,
"volatility": 0.06011452526123797
}
},
"ranking": 20.698851997938547,
"professional": false,
"ui_class": "supporter"
},
"description": "Let's Go! 🙂 Round Robin 3kyu-8kyu",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6630,
"name": "Go friends 🐬",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 359,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-02-22T19:00:00Z",
"players_start": 9,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 22,
"max_ranking": 27,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-27T08:14:44.798271Z",
"ended": "2023-05-26T05:04:23.237743Z",
"start_waiting": "2023-02-27T08:14:44.451030Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
"player_count": 8
},
{
"id": 103574,
"name": "Live 9x9 Double Elimination Tournament 2023-05-23 18:30",
"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": 2,
"name": "Live 9x9 Double Elimination Tournament",
"rrule": "DTSTART:20251115T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
"active": true,
"created": "2014-12-20T06:22:51.496184Z",
"last_run": "2025-11-15T18:00:05.104997Z",
"lead_time_seconds": 1800,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"size": 9,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclude_provisional": true,
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"settings": {
"num_rounds": "3",
"upper_bar": "20",
"lower_bar": "10",
"group_size": "3",
"maximum_players": 100
},
"next_run": "2025-11-15T22:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 41,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 30,
"main_time": 300,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2023-05-23T18:30:56.816826Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2023-05-23T18:31:56.999127Z",
"ended": "2023-05-23T19:16:24.107520Z",
"start_waiting": "2023-05-23T18:31:56.828146Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 8
},
{
"id": 88570,
"name": "13x13 D.E. 04/16/2022 🦕",
"director": {
"id": 584481,
"username": "Mulsiphix",
"country": "us",
"icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1723.508332937557,
"deviation": 67.30621035483453,
"volatility": 0.06024145341136911
}
},
"ranking": 27.51884388340188,
"professional": false,
"ui_class": "supporter"
},
"description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Daredevil Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "nz",
"time_per_move": 59520,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 57600,
"initial_time": 172800,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 594,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2022-04-17T01:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-02-21T16:26:48.882679Z",
"ended": "2023-05-23T16:05:01.635914Z",
"start_waiting": "2023-02-21T16:26:48.695804Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 8
},
{
"id": 103563,
"name": "pré-torneio",
"director": {
"id": 832318,
"username": "miguel0204",
"country": "br",
"icon": "https://secure.gravatar.com/avatar/471c6f87781deced9d324ef7093a8382?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1581.8758435553993,
"deviation": 62.53931815633668,
"volatility": 0.060037463721019556
}
},
"ranking": 25.53371850561978,
"professional": false,
"ui_class": ""
},
"description": "vamos treinar",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 35,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 150,
"period_time": 30,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 13117,
"name": "alunos verissimo",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 97,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2023-05-23T13:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-05-23T12:36:52.052538Z",
"ended": "2023-05-23T13:18:41.842154Z",
"start_waiting": "2023-05-23T12:36:51.957967Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 8
},
{
"id": 103561,
"name": "St Francois",
"director": {
"id": 647,
"username": "Tilwen",
"country": "fr",
"icon": "https://secure.gravatar.com/avatar/21681eabc569024d6a8661e7efd21554?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1855.0377003675812,
"deviation": 61.92483060712512,
"volatility": 0.06013378194268175
}
},
"ranking": 29.221366130892413,
"professional": false,
"ui_class": ""
},
"description": "Deuxième tentative",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "aga",
"time_per_move": 23,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 15,
"initial_time": 240,
"max_time": 900
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12877,
"name": "St François de Sales OGS",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 0,
"icon": "https://user-uploads.online-go.com/950c76004b46d26ca645d7cdf0ef1617-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-23T11:10:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "invite",
"started": "2023-05-23T11:10:56.834660Z",
"ended": "2023-05-23T11:37:57.103405Z",
"start_waiting": "2023-05-23T11:10:56.762315Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/950c76004b46d26ca645d7cdf0ef1617-15.png",
"player_count": 8
},
{
"id": 103557,
"name": "Tournoi 23 mai St François",
"director": {
"id": 647,
"username": "Tilwen",
"country": "fr",
"icon": "https://secure.gravatar.com/avatar/21681eabc569024d6a8661e7efd21554?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1855.0377003675812,
"deviation": 61.92483060712512,
"volatility": 0.06013378194268175
}
},
"ranking": 29.221366130892413,
"professional": false,
"ui_class": ""
},
"description": "Un petit tournoi",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "aga",
"time_per_move": 19,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 15,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 12877,
"name": "St François de Sales OGS",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 0,
"icon": "https://user-uploads.online-go.com/950c76004b46d26ca645d7cdf0ef1617-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-05-23T11:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "invite",
"started": "2023-05-23T11:00:57.476854Z",
"ended": "2023-05-23T11:12:58.273219Z",
"start_waiting": "2023-05-23T11:00:56.801708Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/950c76004b46d26ca645d7cdf0ef1617-15.png",
"player_count": 8
},
{
"id": 102655,
"name": "Correspondence 9x9 RoundRobin 2023-04-28 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:20251112T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-11-12T19:00:05.949663Z",
"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": "2025-11-15T19:00:00Z",
"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": "2023-04-28T19:00:48.971379Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-04-28T19:00:49.683814Z",
"ended": "2023-05-22T23:43:48.880500Z",
"start_waiting": "2023-04-28T19:00:49.196665Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 8
}
]
}