Leah Shefferman

WCA ID Region Gender Competitions Gold Silver Bronze
2017SHEF01  USA Female 11 0 0 0

Event NR CR WR Single Average WR CR NR Gold Silver Bronze
 Rubik's Cube 892 1201 4739 9.43 10.91 3362 868 659
 2x2x2 Cube 839 1159 4350 2.31 3.53 2574 727 546
 4x4x4 Cube 477 680 3011 39.21 49.87 4919 1102 771
 5x5x5 Cube 1149 1646 7021 1:47.84 1:57.40 6722 1593 1117
 6x6x6 Cube 815 1166 4430 3:59.01 4:03.96 3948 1063 753
 3x3x3 One-Handed 558 786 3470 16.79 28.95 10201 2139 1433
 Megaminx 381 573 2530 1:21.11 1:38.56 3175 739 486
 Pyraminx 518 712 3146 3.88 5.54 2163 486 370
 Skewb 904 1239 4873 4.95 10.86 10303 2851 2110
  Rubik's Cube
Competition Round Place Best Average Result Details
 Brooklyn Fall 2019 Second round 31 10.24   12.23   12.16 10.24 12.56 11.96 14.57
First round 27 9.68   11.74   10.55 11.03 15.58 13.64 9.68
 CubingUSA Nationals 2019 First round 297 11.33   12.48   14.98 11.62 12.31 13.51 11.33
 Long Island Winter 2019 Second round 20 12.09   13.63   12.09 13.80 16.22 12.98 14.12
First round 16 11.25   11.86   11.98 12.32 11.63 11.98 11.25
 Liberty Science 2018 Second round 27 12.35   13.90   15.03 12.35 14.41 13.50 13.80
First round 25 11.55   13.31   14.82 13.18 12.98 11.55 13.76
 Kew Forest Open 2018 Second round 30 9.43   13.85   13.65 9.43 14.79 15.96 13.10
First round 12 10.60   10.91   10.81 10.90 10.60 14.72 11.03
 New York City Spring 2018 Second round 25 11.11   13.77   14.48 14.07 12.77 16.55 11.11
First round 27 11.78   13.74   14.03 11.78 20.20 14.90 12.28
 Hudson Valley Open 2018 Second round 15 12.25   13.18   12.56 12.25 13.49 15.68 13.48
First round 23 12.15   14.09   14.70 12.15 12.28 15.29 17.63
 New York City Winter 2018 Second round 26 12.11   12.76   12.25 12.19 13.83 12.11 17.46
First round 30 11.62   13.31   16.11 34.75 11.62 11.90 11.92
 Princeton Fall 2017 Second round 26 12.37   14.34   12.37 14.46 14.97 13.59 15.74
First round 17 11.01   12.34   12.49 13.53 11.01 13.88 11.01
 Hudson Valley Spring 2017 First round 30 11.01   15.59   30.91 11.01 13.97 15.37 17.44
 Ledgewood Winter Open 2017 First round 33 17.34   20.85   17.34 23.02 20.08 19.45 24.80
  2x2x2 Cube
Competition Round Place Best Average Result Details
 CubingUSA Nationals 2019 Second round 123 3.65   4.31   5.52 4.53 4.18 4.23 3.65
First round 119 2.31   3.53   5.97 3.62 2.31 3.06 3.92
 Long Island Winter 2019 First round 24 4.36   5.44   4.36 6.61 12.24 4.60 5.12
 Liberty Science 2018 First round 57 5.16   6.80   5.80 12.13 6.73 7.88 5.16
 Hudson Valley Open 2018 First round 33 3.86   7.20   3.86 10.26 4.05 11.90 7.29
 Princeton Fall 2017 First round 29 4.27   5.21   5.02 5.14 4.27 6.12 5.47
 Hudson Valley Spring 2017 Final 34 5.57   6.17   6.47 6.10 5.57 5.95 7.17
  4x4x4 Cube
Competition Round Place Best Average Result Details
 Brooklyn Fall 2019 Combined First round 41 52.19   58.81   1:04.52 54.70 52.19 57.58 1:04.15
 CubingUSA Nationals 2019 First round 248 39.21   49.87   51.31 47.72 51.92 39.21 50.58
 Long Island Winter 2019 Combined First round 18 42.89   50.49   42.89 51.64 55.18 45.56 54.26
 Kew Forest Open 2018 Combined First round 30 55.03   1:03.41   1:04.35 1:27.58 1:03.88 55.03 1:02.00
 New York City Spring 2018 Combined Final 32 1:01.88   1:08.88   1:09.15 1:08.19 1:01.88 1:10.08 1:09.29
 Hudson Valley Open 2018 Combined First round 19 53.44   1:03.42   1:02.39 53.44 1:05.66 1:08.96 1:02.21
 New York City Winter 2018 Combined Final 41 54.18   1:06.85   1:02.85 1:29.75 54.18 1:12.85 1:04.86
 Princeton Fall 2017 Combined First round 33 1:07.05   1:16.48   1:23.47 1:07.05 1:07.25 1:19.81 1:22.37
 Hudson Valley Spring 2017 Combined First round 32 1:24.59     1:27.50 1:24.59
  5x5x5 Cube
Competition Round Place Best Average Result Details
 Brooklyn Fall 2019 Combined First round 42 1:47.84   1:57.40   2:22.00 1:48.16 1:47.84 2:02.74 2:01.30
 Hudson Valley Open 2018 Combined Final 16 2:23.34     2:40.50 2:23.34
  6x6x6 Cube
Competition Round Place Best Average Result Details
 Brooklyn Fall 2019 Combined First round 30 4:28.75     4:28.75
 Liberty Science 2018 Combined Final 19 3:59.01   4:03.96   4:02.58 3:59.01 4:10.29
  3x3x3 Blindfolded
Competition Round Place Best Average Result Details
 Hudson Valley Spring 2017 Final 10 DNF   DNF   DNF DNF DNS
  3x3x3 One-Handed
Competition Round Place Best Average Result Details
 Long Island Winter 2019 Combined First round 23 26.04   31.16   29.38 26.04 34.93 34.66 29.45
 Liberty Science 2018 Combined First round 29 16.79   30.60   32.15 24.75 16.79 42.37 34.91
 Kew Forest Open 2018 Combined First round 32 23.96   28.95   28.99 25.34 23.96 33.93 32.52
 New York City Spring 2018 Combined Final 25 22.93   30.88   29.55 32.52 30.58 22.93 33.74
 Hudson Valley Open 2018 Combined First round 18 25.90   29.03   25.90 29.13 30.68 32.44 27.28
 New York City Winter 2018 Combined Final 31 23.42   29.92   24.84 36.45 30.41 34.50 23.42
 Princeton Fall 2017 Combined First round 26 28.25   31.32   30.70 36.63 30.93 28.25 32.33
 Hudson Valley Spring 2017 Combined First round 34 29.63   42.14   36.25 29.63 1:04.34 55.93 34.23
  Megaminx
Competition Round Place Best Average Result Details
 Long Island Winter 2019 Combined Final 15 1:21.11   1:38.56   1:46.71 1:40.57 1:31.01 1:21.11 1:44.11
 Kew Forest Open 2018 Combined Final 29 2:55.36     2:55.36 2:56.62
 New York City Winter 2018 Combined Final 26 2:36.44     2:36.44 DNF
 Ledgewood Winter Open 2017 Combined Final 21 2:51.93     DNF 2:51.93
  Pyraminx
Competition Round Place Best Average Result Details
 CubingUSA Nationals 2019 First round 168 3.88   6.83   5.83 7.38 8.29 7.28 3.88
 Long Island Winter 2019 Final 10 4.30   5.75   4.30 5.98 5.78 5.50 6.21
First round 11 4.14   5.54   8.13 6.22 4.80 4.14 5.61
 Liberty Science 2018 First round 14 6.06   7.03   6.06 7.14 6.42 7.82 7.53
 Kew Forest Open 2018 First round 16 5.94   7.22   8.83 10.78 6.41 6.42 5.94
 Hudson Valley Open 2018 Final 13 3.95   9.42   11.01 12.88 9.26 7.98 3.95
 New York City Winter 2018 First round 26 6.49   8.98   12.44 10.21 8.20 6.49 8.54
 Princeton Fall 2017 Combined Final 33 7.94   9.37   10.14 8.25 9.72 13.71 7.94
 Ledgewood Winter Open 2017 First round 22 7.79   12.01   12.92 12.42 14.75 10.68 7.79
  Skewb
Competition Round Place Best Average Result Details
 Brooklyn Fall 2019 First round 40 4.95   10.86   4.95 12.27 9.94 10.49 12.16
 Kew Forest Open 2018 First round 47 6.40   17.16   19.91 15.59 23.32 6.40 15.98
 New York City Spring 2018 Final 38 10.58   13.59   10.58 13.24 13.93 13.60 17.72
 Princeton Fall 2017 Combined Final 48 8.39   12.65   14.61 16.10 10.61 8.39 12.72
 Ledgewood Winter Open 2017 Final 19 5.12   11.02   9.67 11.87 11.51 5.12 16.20
  Brooklyn Fall 2019   (2019-10-12)
Brooklyn Fall 2019
Event Round Place Best Average Result Details
 Rubik's Cube Second round 31 10.24   12.23   12.16 10.24 12.56 11.96 14.57
First round 27 9.68   11.74   10.55 11.03 15.58 13.64 9.68
 4x4x4 Cube Combined First round 41 52.19   58.81   1:04.52 54.70 52.19 57.58 1:04.15
 5x5x5 Cube Combined First round 42 1:47.84   1:57.40   2:22.00 1:48.16 1:47.84 2:02.74 2:01.30
 6x6x6 Cube Combined First round 30 4:28.75     4:28.75
 Skewb First round 40 4.95   10.86   4.95 12.27 9.94 10.49 12.16
  CubingUSA Nationals 2019   (2019-8-1~4)
CubingUSA Nationals 2019
Event Round Place Best Average Result Details
 Rubik's Cube First round 297 11.33   12.48   14.98 11.62 12.31 13.51 11.33
 2x2x2 Cube Second round 123 3.65   4.31   5.52 4.53 4.18 4.23 3.65
First round 119 2.31   3.53   5.97 3.62 2.31 3.06 3.92
 4x4x4 Cube First round 248 39.21   49.87   51.31 47.72 51.92 39.21 50.58
 Pyraminx First round 168 3.88   6.83   5.83 7.38 8.29 7.28 3.88
  Long Island Winter 2019   (2019-2-23)
Long Island Winter 2019
Event Round Place Best Average Result Details
 Rubik's Cube Second round 20 12.09   13.63   12.09 13.80 16.22 12.98 14.12
First round 16 11.25   11.86   11.98 12.32 11.63 11.98 11.25
 2x2x2 Cube First round 24 4.36   5.44   4.36 6.61 12.24 4.60 5.12
 4x4x4 Cube Combined First round 18 42.89   50.49   42.89 51.64 55.18 45.56 54.26
 3x3x3 One-Handed Combined First round 23 26.04   31.16   29.38 26.04 34.93 34.66 29.45
 Megaminx Combined Final 15 1:21.11   1:38.56   1:46.71 1:40.57 1:31.01 1:21.11 1:44.11
 Pyraminx Final 10 4.30   5.75   4.30 5.98 5.78 5.50 6.21
First round 11 4.14   5.54   8.13 6.22 4.80 4.14 5.61
  Liberty Science 2018   (2018-12-8)
Liberty Science 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 27 12.35   13.90   15.03 12.35 14.41 13.50 13.80
First round 25 11.55   13.31   14.82 13.18 12.98 11.55 13.76
 2x2x2 Cube First round 57 5.16   6.80   5.80 12.13 6.73 7.88 5.16
 6x6x6 Cube Combined Final 19 3:59.01   4:03.96   4:02.58 3:59.01 4:10.29
 3x3x3 One-Handed Combined First round 29 16.79   30.60   32.15 24.75 16.79 42.37 34.91
 Pyraminx First round 14 6.06   7.03   6.06 7.14 6.42 7.82 7.53
  Kew Forest Open 2018   (2018-9-22)
Kew Forest Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 30 9.43   13.85   13.65 9.43 14.79 15.96 13.10
First round 12 10.60   10.91   10.81 10.90 10.60 14.72 11.03
 4x4x4 Cube Combined First round 30 55.03   1:03.41   1:04.35 1:27.58 1:03.88 55.03 1:02.00
 3x3x3 One-Handed Combined First round 32 23.96   28.95   28.99 25.34 23.96 33.93 32.52
 Megaminx Combined Final 29 2:55.36     2:55.36 2:56.62
 Pyraminx First round 16 5.94   7.22   8.83 10.78 6.41 6.42 5.94
 Skewb First round 47 6.40   17.16   19.91 15.59 23.32 6.40 15.98
  New York City Spring 2018   (2018-4-21)
New York City Spring 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 25 11.11   13.77   14.48 14.07 12.77 16.55 11.11
First round 27 11.78   13.74   14.03 11.78 20.20 14.90 12.28
 4x4x4 Cube Combined Final 32 1:01.88   1:08.88   1:09.15 1:08.19 1:01.88 1:10.08 1:09.29
 3x3x3 One-Handed Combined Final 25 22.93   30.88   29.55 32.52 30.58 22.93 33.74
 Skewb Final 38 10.58   13.59   10.58 13.24 13.93 13.60 17.72
  Hudson Valley Open 2018   (2018-3-24)
Hudson Valley Open 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 15 12.25   13.18   12.56 12.25 13.49 15.68 13.48
First round 23 12.15   14.09   14.70 12.15 12.28 15.29 17.63
 2x2x2 Cube First round 33 3.86   7.20   3.86 10.26 4.05 11.90 7.29
 4x4x4 Cube Combined First round 19 53.44   1:03.42   1:02.39 53.44 1:05.66 1:08.96 1:02.21
 5x5x5 Cube Combined Final 16 2:23.34     2:40.50 2:23.34
 3x3x3 One-Handed Combined First round 18 25.90   29.03   25.90 29.13 30.68 32.44 27.28
 Pyraminx Final 13 3.95   9.42   11.01 12.88 9.26 7.98 3.95
  New York City Winter 2018   (2018-1-13)
New York City Winter 2018
Event Round Place Best Average Result Details
 Rubik's Cube Second round 26 12.11   12.76   12.25 12.19 13.83 12.11 17.46
First round 30 11.62   13.31   16.11 34.75 11.62 11.90 11.92
 4x4x4 Cube Combined Final 41 54.18   1:06.85   1:02.85 1:29.75 54.18 1:12.85 1:04.86
 3x3x3 One-Handed Combined Final 31 23.42   29.92   24.84 36.45 30.41 34.50 23.42
 Megaminx Combined Final 26 2:36.44     2:36.44 DNF
 Pyraminx First round 26 6.49   8.98   12.44 10.21 8.20 6.49 8.54
  Princeton Fall 2017   (2017-9-23)
Princeton Fall 2017
Event Round Place Best Average Result Details
 Rubik's Cube Second round 26 12.37   14.34   12.37 14.46 14.97 13.59 15.74
First round 17 11.01   12.34   12.49 13.53 11.01 13.88 11.01
 2x2x2 Cube First round 29 4.27   5.21   5.02 5.14 4.27 6.12 5.47
 4x4x4 Cube Combined First round 33 1:07.05   1:16.48   1:23.47 1:07.05 1:07.25 1:19.81 1:22.37
 3x3x3 One-Handed Combined First round 26 28.25   31.32   30.70 36.63 30.93 28.25 32.33
 Pyraminx Combined Final 33 7.94   9.37   10.14 8.25 9.72 13.71 7.94
 Skewb Combined Final 48 8.39   12.65   14.61 16.10 10.61 8.39 12.72
  Hudson Valley Spring 2017   (2017-6-10)
Hudson Valley Spring 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 30 11.01   15.59   30.91 11.01 13.97 15.37 17.44
 2x2x2 Cube Final 34 5.57   6.17   6.47 6.10 5.57 5.95 7.17
 4x4x4 Cube Combined First round 32 1:24.59     1:27.50 1:24.59
 3x3x3 Blindfolded Final 10 DNF   DNF   DNF DNF DNS
 3x3x3 One-Handed Combined First round 34 29.63   42.14   36.25 29.63 1:04.34 55.93 34.23
  Ledgewood Winter Open 2017   (2017-2-11)
Ledgewood Winter Open 2017
Event Round Place Best Average Result Details
 Rubik's Cube First round 33 17.34   20.85   17.34 23.02 20.08 19.45 24.80
 Megaminx Combined Final 21 2:51.93     DNF 2:51.93
 Pyraminx First round 22 7.79   12.01   12.92 12.42 14.75 10.68 7.79
 Skewb Final 19 5.12   11.02   9.67 11.87 11.51 5.12 16.20