Letian Mattia Chang

 
Details
Country WCA Id Gender Competitions
Italy2010CHAN14Male17
 
Current Personal Records
Event NR CR WR Single Average WR CR NR  
Rubik's Cube34372100510.0613.93205769551 
4x4 Cube86132540261:11.051:19.263711122681 
5x5 Cube85139737892:57.833:07.323125107564 
2x2 Cube3656813442.724.92174869342 
3x3 blindfolded6169719515:27.03   
3x3 one-handed671138376629.8040.474532134973 
3x3 fewest moves30569114844   
Megaminx68105525193:38.28   
Pyraminx46105523857.5012.923260135258 
Skewb28671161913.7121.31164167227 
3x3 multi blind303326851/2 8:00   
 
History (Map)
  
Rubik's Cube
Competition Round Place Best   Average   Result Details
Italian Open 2014First3014.40 17.16 20.31   14.40   14.63   22.75   16.55
Bugella Open 2014Second1715.59 17.81 18.16   18.22   15.59   17.06   20.93
 First1312.68 16.66 18.47   19.88   18.34   13.18   12.68
No Parity Open 2014Second913.40 16.22 17.00   15.13   16.52   13.40   17.93
 First1014.65 17.01 14.65   17.50   16.16   17.38   20.72
Legnano Open 2014Second1012.97 16.85 16.80   17.06   17.90   16.68   12.97
 First1014.81 17.10 17.88   17.38   17.03   16.90   14.81
Milan Winter Open 2014Second1610.14 16.09 14.85   20.08   10.14   14.47   18.94
 First1312.75 15.35 16.83   17.67   12.75   13.02   16.21
Legnano Open 2013Final1014.80 16.36 20.59   14.80   16.78   15.09   17.21
 Second911.83 14.55 15.40   15.08   15.55   13.18   11.83
 First2015.31 17.61 17.88   18.27   15.31   16.69   21.66
Big CubingItaly 2013Second1914.58 16.40 14.75   14.58   16.50   19.22   17.94
 First1613.57 15.53 15.21   13.57   15.68   17.11   15.69
Milan Blind Day 2013Second2314.03 17.78 18.19   15.02   20.13   21.00   14.03
 First1213.58 15.34 13.58   15.55   15.50   17.96   14.97
Houston Winter 2013Final413.25 15.41 16.08   13.78   13.25   16.38   16.80
 Second512.75 15.78 15.81   16.27   12.75   16.15   15.38
 First413.03 14.43 13.77   13.03   14.33   15.18   17.15
Shanghai Summer 2012Combined First6417.85   21.28   17.85
Italian Open 2012Final1413.16 16.98 17.90   19.18   13.86   20.00   13.16
 Second1213.66 14.75 14.58   15.31   14.36   13.66   16.30
 First1310.06 14.06 16.41   12.78   10.06   15.68   13.71
Legnano Open 2012Second1413.75 15.87 13.75   17.90   26.77   15.56   14.16
 First813.59 15.24 14.15   15.81   13.59   16.46   15.75
Milan Cube Open 2012Second1513.22 16.74 13.22   20.68   14.05   DNF   15.50
 First912.58 13.93 13.81   13.19   14.78   17.03   12.58
Mantua Winter 2011Second1213.58 15.24 15.53   14.25   15.94   13.58   22.63
 First1612.84 16.69 15.59   17.36   19.22   12.84   17.13
Milan Blind Day 2011Second1614.31 18.49 19.41   21.90   14.31   18.88   17.18
 First1515.88 17.60 17.97   15.88   24.53   18.06   16.76
Mantua Spring 2011Second2119.18 23.32 20.18   DNF   21.19   19.18   28.58
 First1715.97 19.98 15.97   19.41   22.13   19.03   21.50
Mediolanum Open 2010First2225.27 26.97 27.72   28.36   25.44   25.27   27.75
  
4x4 Cube
Competition Round Place Best   Average   Result Details
Italian Open 2014Combined First311:23.86   1:23.86   DNF
Bugella Open 2014Combined First191:28.50   1:28.50   1:32.75
Milan Winter Open 2014Combined First231:52.52   1:52.52   1:54.81
Legnano Open 2013Combined First201:21.72   1:21.72   1:54.84
Big CubingItaly 2013Combined First271:28.55   1:28.55   1:34.91
Milan Blind Day 2013Combined First281:23.19   1:31.30   1:23.19
Houston Winter 2013Combined Final31:15.52 1:19.26 1:28.94   1:21.77   1:18.91   1:17.09   1:15.52
Shanghai Summer 2012Combined First541:37.63   1:51.06   1:37.63
Italian Open 2012Combined First211:11.05   1:11.05   1:27.46
Legnano Open 2012Combined First181:22.05 1:27.44 1:35.86   1:23.22   1:29.58   1:22.05   1:29.52
Milan Cube Open 2012Combined First181:22.81   1:22.81   1:32.97
Mantua Winter 2011Combined First211:36.68   1:37.02   1:36.68
Milan Blind Day 2011Combined First151:41.40   2:29.93   1:41.40
Mantua Spring 2011Combined First252:09.84   2:09.84   2:23.02
Mediolanum Open 2010Combined First201:53.75   1:53.75   2:19.25
  
5x5 Cube
Competition Round Place Best   Average   Result Details
No Parity Open 2014Combined Final83:14.66   3:20.91   3:14.66
Legnano Open 2014Combined First113:04.75   4:11.19   3:04.75
Legnano Open 2013Combined Final142:57.83   4:05.11   2:57.83
Big CubingItaly 2013Combined First223:05.65   3:05.65   DNS
Houston Winter 2013Combined Final93:01.08 3:07.32 3:08.52   3:07.09   3:06.36   3:01.08   3:40.43
Shanghai Summer 2012Combined First433:05.94   3:16.38   3:05.94
Italian Open 2012Combined First303:24.97   3:24.97   4:08.30
Legnano Open 2012Combined First203:20.16   3:20.16   3:26.22
Milan Cube Open 2012Combined First193:20.16   3:20.16   3:51.91
Mantua Winter 2011Combined Final233:50.15   4:40.96   3:50.15
Mantua Spring 2011Combined First175:53.81   5:53.81   6:49.46
  
2x2 Cube
Competition Round Place Best   Average   Result Details
Italian Open 2014Second164.07 6.02 8.85   8.01   5.04   5.00   4.07
 First124.50 5.44 4.86   6.46   4.50   5.15   6.31
Bugella Open 2014Second145.71 7.29 7.50   5.71   7.66   10.75   6.72
 First93.68 5.45 6.55   5.63   4.18   6.71   3.68
Legnano Open 2014Final84.90 6.59 18.75   4.90   7.46   6.52   5.79
 Second82.88 5.88 2.88   9.81   4.55   7.78   5.30
 First62.72 4.92 5.11   6.06   4.38   2.72   5.28
Milan Winter Open 2014First133.78 5.85 7.97   3.84   3.78   5.91   7.81
Legnano Open 2013Second104.44 5.33 7.55   4.44   5.09   6.27   4.63
 First144.28 6.00 6.43   6.27   4.28   6.03   5.69
Houston Winter 2013Final34.81 5.10 4.93   4.81   4.96   5.40   6.93
 First44.65 5.42 5.65   4.65   7.03   5.08   5.52
Shanghai Summer 2012Combined First343.96 6.08 3.96   6.80   5.43   6.40   6.40
Italian Open 2012First175.58 6.13 6.88   6.08   5.65   6.66   5.58
Legnano Open 2012Second103.68 5.74 5.34   6.72   6.91   3.68   5.15
 First175.31 7.57 5.31   7.36   8.68   11.47   6.66
Milan Cube Open 2012First103.18 5.36 7.36   3.25   3.18   5.46   7.52
Mantua Winter 2011First166.30 6.66 7.27   6.58   6.30   6.31   7.09
Mantua Spring 2011Second195.97 8.78 DNF   9.00   7.31   10.03   5.97
 First205.02 8.69 9.38   8.65   DNF   8.05   5.02
Mediolanum Open 2010First155.22 7.53 DNF   5.25   10.36   6.97   5.22
  
Rubik's Cube: Blindfolded
Competition Round Place Best   Average   Result Details
Italian Open 2014Combined First116:18.65   DNF   6:18.65
Bugella Open 2014First76:15.31 DNF 6:15.31   6:18.06   DNF
No Parity Open 2014First66:05.50 DNF 6:05.50   DNF   DNF
Legnano Open 2014Final4DNF DNF DNF   DNF   DNS
 First75:43.88 DNF 5:43.88   DNF   DNF
Milan Winter Open 2014Combined Final45:38.36   DNF   5:38.36
Legnano Open 2013Final65:27.03 DNF DNF   5:27.03   DNF
Milan Blind Day 2013First17DNF DNF DNF   DNF   DNF
Houston Winter 2013Final66:36.50 DNF DNF   6:36.50   DNF
Italian Open 2012Combined First155:39.15 DNF DNF   5:39.15   DNF
Legnano Open 2012First106:33.22 DNF 6:33.22   DNF   DNF
Milan Cube Open 2012First13DNF DNF DNF   DNF   DNF
Mantua Winter 2011Final4DNF   DNF   DNF
Milan Blind Day 2011First135:39.56 DNF DNF   5:39.56   DNF
Mantua Spring 2011Final58:47.61 DNF 9:37.41   8:47.61   DNF
 Combined First46:48.53   DNF   6:48.53
Mediolanum Open 2010First6DNF DNF DNF   DNF   DNF
  
Rubik's Cube: One-handed
Competition Round Place Best   Average   Result Details
Italian Open 2014Combined First2344.33   55.18   44.33
Bugella Open 2014Second1446.34 57.51 1:02.43   46.34   1:03.13   2:44.90   46.96
 Combined First1449.84 58.74 1:25.13   49.84   53.84   51.28   1:11.09
Legnano Open 2014Combined First1251.61   55.72   51.61
Milan Winter Open 2014Combined First1549.15   49.15   1:03.33
Legnano Open 2013Combined First2158.53   58.53   1:30.46
Milan Blind Day 2013Combined Final2043.31 46.36 43.31   43.81   51.28   44.00   1:29.86
Houston Winter 2013Final839.68 58.33 1:48.83   1:04.61   39.68   42.46   1:07.91
 Combined First730.58 40.47 33.40   47.13   45.30   42.71   30.58
Shanghai Summer 2012Combined First4537.77   37.77   46.68
Italian Open 2012Combined First2235.05 48.70 54.22   39.46   35.05   52.41   54.25
Legnano Open 2012Combined First1629.80 41.46 41.65   29.80   1:06.58   45.47   37.27
Mantua Winter 2011Combined Final1740.90   47.52   40.90
Mantua Spring 2011Combined First1745.41 52.72 51.34   55.81   45.41   51.00   1:05.36
Mediolanum Open 2010Combined Final171:36.41   1:36.41   DNF
  
Rubik's Cube: Fewest moves
Competition Round Place Best   Average   Result Details
Italian Open 2014Final13DNF   DNF
Italian Open 2012Final12DNF   DNF
Milan Cube Open 2012Final952   52
Mantua Spring 2011Final344   44
  
Megaminx
Competition Round Place Best   Average   Result Details
Milan Winter Open 2014Combined Final83:38.28   4:01.88   3:38.28
Milan Cube Open 2012Combined Final43:48.90   3:48.90   4:07.77
Milan Blind Day 2011Combined Final85:02.65   5:02.65   6:35.38
Mantua Spring 2011Combined Final146:06.63   6:21.22   6:06.63
  
Pyraminx
Competition Round Place Best   Average   Result Details
Bugella Open 2014First107.50 12.92 13.58   11.40   7.50   23.13   13.77
Milan Winter Open 2014Combined First2119.50   19.50   41.28
Legnano Open 2013Final159.61 18.01 18.21   9.61   32.81   15.13   20.68
Shanghai Summer 2012Combined First229.15 15.43 16.11   15.94   9.15   14.30   16.06
Italian Open 2012Combined Final1611.58 16.35 11.58   30.65   14.28   15.00   19.77
Legnano Open 2012Final1111.40 19.30 20.46   11.40   21.47   21.03   16.40
Mantua Spring 2011Combined Final2015.56   16.27   15.56
  
Skewb
Competition Round Place Best   Average   Result Details
Bugella Open 2014First1013.71 21.31 30.19   22.40   18.61   22.91   13.71
No Parity Open 2014Final315.72 22.60 20.97   29.27   18.36   28.47   15.72
Milan Winter Open 2014Combined First1225.13 36.65 53.13   37.27   25.13   29.47   43.22
  
6x6 Cube
Competition Round Place Best   Average   Result Details
Big CubingItaly 2013Combined First16DNF   DNF
Italian Open 2012Combined Final19DNF   DNF
  
7x7 Cube
Competition Round Place Best   Average   Result Details
Italian Open 2012Combined Final11DNF   DNF
  
Rubik's Cube: Multiple Blindfolded
Competition Round Place Best   Average   Result Details
Milan Blind Day 2013Final101/2 8:00   DNF   1/2 8:00
Italian Open 2012Final71/2 11:58   DNF   1/2 11:58
Milan Cube Open 2012Final6DNF   DNF
Milan Blind Day 2011Final7DNF   DNF   DNS
Mantua Spring 2011Final3DNF   DNF
  
Rubik's Magic
Competition Round Place Best   Average   Result Details
Shanghai Summer 2012First271.58 2.85 5.22   1.58   1.69   DNF   1.65
Italian Open 2012Final101.84 2.72 1.84   2.46   4.59   2.13   3.56
Mantua Winter 2011Final31.55 1.68 2.13   1.55   1.75   1.58   1.71
Mantua Spring 2011Final91.44 1.97 1.56   1.52   2.83   1.44   3.63
Mediolanum Open 2010Final122.83 3.86 3.46   4.06   4.06   2.83   DNF
  
Master Magic
Competition Round Place Best   Average   Result Details
Shanghai Summer 2012First174.33 5.05 5.28   4.78   5.25   4.33   5.11
Mantua Spring 2011Final34.06 4.18 4.11   4.11   4.06   4.31   7.47