HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58803,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=4769",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=player_count&page=4767",
"results": [
{
"id": 106856,
"name": "Correspondence 19x19 RoundRobin 2023-08-27 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-22T19:00:10.171108Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-12-25T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2023-08-27T19:00:31.659428Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-08-27T19:00:32.315221Z",
"ended": "2023-12-26T22:18:14.720181Z",
"start_waiting": "2023-08-27T19:00:31.800828Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 107390,
"name": "HAPPY GO #39 Double Elimination",
"director": {
"id": 1220803,
"username": "nobhaete",
"country": "cn",
"icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1923.6157321430296,
"deviation": 72.3601146790248,
"volatility": 0.05983062780319269
}
},
"ranking": 30.061747924960365,
"professional": false,
"ui_class": ""
},
"description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 43884,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 43200,
"initial_time": 86400,
"max_time": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12619,
"name": "Happy Go!!!",
"summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday & Monday\n\nSimul McMahon tournaments first day of every month\n\nsdk and ddk on 1st of every tw",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 68,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-09-17T04:00:00Z",
"players_start": 4,
"first_pairing_method": "random",
"subsequent_pairing_method": "random",
"min_ranking": 5,
"max_ranking": 33,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-09-17T04:00:57.421655Z",
"ended": "2023-12-26T16:57:07.808356Z",
"start_waiting": "2023-09-17T04:00:57.282066Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 110002,
"name": "9x9 Traditional monthly tournament XII/23",
"director": {
"id": 598257,
"username": "Lukyn",
"country": "cz",
"icon": "https://user-uploads.online-go.com/7fb279757514c99fe4a3b2dd3a47f12c-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1303.3730922499276,
"deviation": 65.60933899360938,
"volatility": 0.059950937362118116
}
},
"ranking": 21.05058684781348,
"professional": false,
"ui_class": "supporter"
},
"description": "☸️ Have ZEN!🧘",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 172800,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 8129,
"name": "ZEN Go",
"summary": "The search for happiness is one of the chief sources of unhappiness.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 47,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-12-01T00:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 23,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-12-01T00:00:31.425422Z",
"ended": "2023-12-24T19:56:58.329500Z",
"start_waiting": "2023-12-01T00:00:30.934273Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/ff052c6c23b77d2514fe70ad0dcce3bb-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 110582,
"name": "Go Zodiac Friendship Games Online ราศีธนู รุ่น E2 กระดาน 13x13 (ต่ำกว่า 8 คิว)",
"director": {
"id": 912813,
"username": "cp05",
"country": "th",
"icon": "https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 824.4987186600506,
"deviation": 187.86352438460568,
"volatility": 0.06000382017326623
}
},
"ranking": 10.449385081288156,
"professional": false,
"ui_class": "provisional"
},
"description": "Go Zodiac Friendship Games Online ราศีธนู รุ่น E2 กระดาน 13x13 (ต่ำกว่า 8 คิว)",
"schedule": null,
"title": null,
"tournament_type": "elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 15,
"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": 10407,
"name": "Zodiac กลุ่ม E(ต่ำกว่า 8 คิว) กระดาน 13",
"summary": "",
"require_invitation": true,
"is_public": false,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 226,
"icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"
},
"auto_start_on_max": false,
"time_start": "2023-12-22T10:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2023-12-22T10:00:03.565521Z",
"ended": "2023-12-22T10:36:57.901405Z",
"start_waiting": "2023-12-22T10:00:03.400622Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 73628,
"name": "🎇19x19 1d - 9d+ players Friendly Match🎇 3.0",
"director": {
"id": 770016,
"username": "Patience_Tester",
"country": "gb",
"icon": "https://user-uploads.online-go.com/a285eebd12660e20df271f390b0dcdf9-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1668.861355326394,
"deviation": 67.13137287494025,
"volatility": 0.06001401343751416
}
},
"ranking": 26.77294229169396,
"professional": false,
"ui_class": ""
},
"description": "1. Competition for 1d - 9d+\n2. 19x19\n3. 5 - 40 players\n4. Double elimination\n5. Stop counting time at weekends\n6. Start on 1st June 2021\n7 .10 days per a move",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "japanese",
"time_per_move": 864000,
"time_control_parameters": {
"system": "simple",
"time_control": "simple",
"speed": "correspondence",
"pause_on_weekends": true,
"per_move": 864000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6273,
"name": "19x19 Players",
"summary": "19x19 enthusiasts",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 362,
"icon": "https://user-uploads.online-go.com/fd93c5b84e277ce846851c8b71ec9778-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-06-01T11:00:00Z",
"players_start": 5,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 30,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-06-01T11:00:00.761529Z",
"ended": "2023-12-21T16:58:16.432747Z",
"start_waiting": "2021-06-01T11:00:00.501214Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/fd93c5b84e277ce846851c8b71ec9778-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 109684,
"name": "Correspondence 13x13 RoundRobin 2023-11-17 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:20251223T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T06:00:14.582400Z",
"last_run": "2025-12-23T19:00:10.979581Z",
"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": "2025-12-26T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 90782,
"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": "2023-11-17T19:00:51.535899Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-17T19:00:52.338037Z",
"ended": "2023-12-21T04:44:38.977286Z",
"start_waiting": "2023-11-17T19:00:51.741277Z",
"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": 110130,
"name": "Correspondence 9x9 RoundRobin 2023-11-30 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:20251224T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-24T19:00:11.282946Z",
"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": "2025-12-27T19:00:00Z",
"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": "2023-11-30T19:00:54.976716Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-30T19:01:26.785155Z",
"ended": "2023-12-20T15:03:35.482761Z",
"start_waiting": "2023-11-30T19:01:25.596281Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 109387,
"name": "Correspondence 9x9 RoundRobin 2023-11-09 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:20251224T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:56:18.340749Z",
"last_run": "2025-12-24T19:00:11.282946Z",
"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": "2025-12-27T19:00:00Z",
"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": "2023-11-09T19:00:29.829082Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-11-09T19:01:30.254134Z",
"ended": "2023-12-18T08:13:11.914809Z",
"start_waiting": "2023-11-09T19:01:29.584543Z",
"board_size": 9,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
"player_count": 10,
"ranked": true
},
{
"id": 105731,
"name": "Correspondence 19x19 RoundRobin 2023-07-25 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": 6,
"name": "Correspondence 19x19 RoundRobin",
"rrule": "DTSTART:20251222T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
"active": true,
"created": "2015-02-20T05:58:31.027016Z",
"last_run": "2025-12-22T19:00:10.171108Z",
"lead_time_seconds": 86400,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"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": "2025-12-25T19:00:00Z",
"base_points": "10.0"
},
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2023-07-25T19:00:50.731064Z",
"players_start": 4,
"first_pairing_method": "slaughter",
"subsequent_pairing_method": "slaughter",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-25T19:01:50.615962Z",
"ended": "2023-12-15T19:27:42.225601Z",
"start_waiting": "2023-07-25T19:01:50.140695Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 10,
"ranked": true
},
{
"id": 104247,
"name": "19x19 Open League #19",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1287.5597812299427,
"deviation": 71.44528834650148,
"volatility": 0.060145139837613056
}
},
"ranking": 20.767999290640326,
"professional": false,
"ui_class": ""
},
"description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
"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",
"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": 62,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-06-25T21:00:00Z",
"players_start": 10,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-06-25T16:12:51.173731Z",
"ended": "2023-12-15T10:06:32.202536Z",
"start_waiting": "2023-06-25T16:12:50.540701Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
"player_count": 10,
"ranked": true
}
]
}
