Joshua David Costello

Country WCA ID Gender Competitions Completed Solves
United States 2017COST04 Male 12 278

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 2600 3512 14841 11.55 13.72 13987 3331 2460
2x2x2 Cube 4507 6224 23819 4.06 5.29 16229 4351 3181
4x4x4 Cube 1050 1478 6543 44.51 49.83 5967 1352 972
5x5x5 Cube 1764 2437 9937 1:57.89
6x6x6 Cube 1131 1564 5754 4:16.79 4:30.41 5097 1406 1008
3x3x3 Blindfolded 1008 1368 6668 7:23.81
3x3x3 Fewest Moves 370 466 2328 37 38.67 1108 245 207
3x3x3 One-Handed 1757 2571 11916 23.93 28.24 10791 2314 1592
Clock 493 620 2640 12.78 15.03 2442 571 466
Megaminx 1170 1756 7063 1:59.69 2:10.59 6523 1637 1091
Pyraminx 667 900 3909 3.98 6.52 4265 949 718
Skewb 1259 1699 6680 5.33 6.35 3022 730 539
Square-1 712 892 2906 19.80 32.94 4186 1235 969
Competition Round Place Single Average Solves
3x3x3 Cube
Liberty Science Center Open 2019 First round 60 12.10 15.52 15.3714.6016.5812.1017.60
CubingUSA Nationals 2019 First round 400 13.42 14.08 13.8213.7213.4214.6915.03
Liberty Science Center Open 2018 Second round 25 11.55 13.73 12.9319.1411.5514.5813.67
First round 35 13.39 14.70 17.7714.0514.2615.7813.39
Kew Forest Open 2018 Second round 29 11.87 13.72 14.3112.4011.8717.7514.45
First round 40 13.53 15.63 16.4713.5314.1817.4116.23
Maryland 2018 Second round 76 14.43 17.85 18.2914.4317.9117.3518.92
First round 62 14.12 15.44 17.4818.3314.5114.1214.32
North Plainfield Open 2018 Second round 31 15.09 16.85 16.6618.1819.5115.0915.72
First round 35 14.81 15.99 16.0616.3715.5317.1614.81
New York City Spring 2018 First round 41 14.52 17.18 20.7415.7914.5220.3615.40
Incredible Pencil Mania 2018 First round 131 16.89 18.52 18.0618.3819.1116.8920.20
Liberty Science Center Open 2017 First round 66 17.73 19.46 20.8517.8425.9419.7017.73
Maryland 2017 First round 152 22.25 24.96 26.1923.9624.7235.2722.25
Slow N Steady Summer 2017 First round 111 26.88 32.94 37.7726.8834.1826.8849.08
2x2x2 Cube
Liberty Science Center Open 2019 First round 61 4.09 5.44 5.934.8811.874.095.51
CubingUSA Nationals 2019 First round 577 4.48 6.98 8.1110.197.294.485.55
Liberty Science Center Open 2018 First round 38 4.29 5.58 DNF4.784.594.297.37
Incredible Pencil Mania 2018 First round 116 4.06 6.15 5.755.227.494.06DNF
Liberty Science Center Open 2017 First round 37 4.34 5.29 4.344.635.846.035.41
Maryland 2017 First round 136 6.86 7.82 8.226.868.357.317.93
4x4x4 Cube
CubingUSA Nationals 2019 First round 247 46.64 49.83 52.9549.3646.641:07.8247.18
Kew Forest Open 2018 First round 26 44.51 57.18 56.761:04.0350.7644.511:11.50
Maryland 2018 Final 48 56.68 59.14 56.6859.301:06.4959.8858.24
North Plainfield Open 2018 First round 23 52.37 55.11 55.0052.3754.1457.1556.20
New York City Spring 2018 Final 27 56.98 1:02.43 1:04.721:01.641:06.1156.981:00.93
Incredible Pencil Mania 2018 First round 103 1:14.49 1:17.32 1:21.941:14.491:15.331:14.691:23.34
Maryland 2017 Final 100 DNF DNFDNF
Slow N Steady Summer 2017 Final 68 DNF DNFDNF
5x5x5 Cube
Liberty Science Center Open 2019 Final 43 1:57.89 2:20.921:57.89
Maryland 2018 Final 51 2:10.98 2:10.982:21.90
6x6x6 Cube
Liberty Science Center Open 2018 Final 23 4:16.79 4:30.41 4:43.584:30.864:16.79
3x3x3 Blindfolded
Maryland 2018 First round 26 7:23.81 DNF 7:23.81DNSDNS
North Plainfield Open 2018 First round 9 DNF DNF DNFDNSDNS
3x3x3 Fewest Moves
Maryland 2018 Final 7 37 38.67 403739
Meadowlands 2018 Final 24 43 DNF 4543DNF
3x3x3 One-Handed
Liberty Science Center Open 2019 First round 51 29.56 32.91 29.5634.0829.7834.86DNF
CubingUSA Nationals 2019 First round 327 27.26 31.90 33.3633.8327.2644.3328.52
Liberty Science Center Open 2018 First round 23 23.98 28.24 28.8345.5326.2223.9829.67
Kew Forest Open 2018 First round 37 28.37 32.17 32.8929.79DNF33.8328.37
Maryland 2018 First round 63 27.94 37.40 38.0131.0353.1927.9443.17
North Plainfield Open 2018 First round 31 23.93 33.46 35.8534.4223.9341.3230.11
New York City Spring 2018 Final 27 27.05 32.04 34.6829.9027.0531.5337.58
Incredible Pencil Mania 2018 First round 116 54.82 54.82DNF
Liberty Science Center Open 2017 First round 52 32.51 43.94 32.5150.9047.2745.8738.68
Clock
Meadowlands 2018 Final 11 12.78 15.03 DNF13.3215.6512.7816.12
Megaminx
Meadowlands 2018 Final 28 1:59.69 2:10.59 2:36.272:00.581:59.692:16.512:14.68
Pyraminx
Liberty Science Center Open 2019 First round 37 4.83 7.93 8.356.724.8310.738.71
CubingUSA Nationals 2019 First round 149 5.88 6.52 6.766.867.495.885.94
Liberty Science Center Open 2018 First round 24 5.50 8.11 5.507.847.7111.128.79
Kew Forest Open 2018 First round 18 5.25 7.50 11.037.928.196.405.25
Meadowlands 2018 Final 25 3.98 8.09 8.4410.758.293.987.55
Incredible Pencil Mania 2018 First round 104 9.33 11.91 12.6511.579.33DNF11.51
Liberty Science Center Open 2017 Final 44 10.31 11.60 11.4115.0411.6610.3111.72
Maryland 2017 First round 85 9.86 11.85 19.7711.2813.3810.899.86
Skewb
CubingUSA Nationals 2019 First round 193 6.37 7.24 6.897.427.4116.076.37
Kew Forest Open 2018 First round 19 6.64 7.57 7.7310.256.647.407.58
Meadowlands 2018 Final 14 5.33 6.35 5.438.265.365.3311.45
New York City Spring 2018 Final 36 7.50 13.18 7.5011.5518.6817.0810.92
Incredible Pencil Mania 2018 First round 76 5.68 10.51 11.7211.195.6811.229.13
Liberty Science Center Open 2017 Final 50 7.49 12.92 8.48DNF7.4917.6212.66
Slow N Steady Summer 2017 First round 47 9.84 12.51 12.4114.149.8416.6610.99
Square-1
Maryland 2018 First round 38 19.80 32.94 28.3619.8045.3926.9643.49
Meadowlands 2018 Final 22 28.09 34.07 28.0934.7234.0733.43DNF
Incredible Pencil Mania 2018 Final 71 43.30 49.4543.30
Maryland 2017 Final 57 DNF DNFDNF
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