Justin Chang

Country WCA ID Gender Competitions Completed Solves
China 2018CHAN28 Male 11 334

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 1135 2847 7372 10.12 12.96 9588 3905 1618
2x2x2 Cube 1036 2713 8845 2.84 4.65 9158 2974 1165
4x4x4 Cube 771 1785 4452 41.76 47.64 4265 1750 753
5x5x5 Cube 1359 3274 8937 1:56.59 2:13.06 9200 3322 1365
3x3x3 One-Handed 1510 3451 8275 21.38 26.63 8595 3704 1642
Megaminx 946 2340 7389 2:10.19 2:29.78 7126 2276 902
Pyraminx 885 2113 6496 4.91 6.64 4142 1434 624
Skewb 1876 4749 15679 9.01 13.20 15262 4767 1898
Competition Round Place Single Average Solves
3x3x3 Cube
Melbourne Summer 2021 Semi Final 39 12.14 13.66 12.1414.2714.3514.0812.64
Second round 39 10.12 12.96 13.9510.1212.4112.52DNF
First round 38 12.03 13.18 14.2213.2913.1212.0313.14
Melbourne Cube Days 2019 Semi Final 24 12.64 13.62 13.5019.2714.2213.1312.64
Second round 35 11.08 15.43 16.0611.0813.5522.0016.68
First round 31 13.18 14.47 14.6316.1013.2013.1815.57
Altona Algorithms 2019 First round 43 12.72 14.81 14.0512.7216.3314.3116.08
WCA World Championship 2019 First round 365 10.89 13.13 12.0117.6712.4010.8914.98
Koalafication Melbourne 2019 Second round 40 10.21 14.56 13.0610.2115.2715.3419.41
First round 49 12.55 15.42 16.1215.7912.5514.3618.89
Cube for Cambodia 2019 Second round 20 14.26 14.69 15.6214.2614.7014.2615.12
First round 20 12.73 14.56 15.70DNF14.0212.7313.97
Melbourne Summer 2019 Second round 33 13.61 14.95 16.4913.6116.2214.8513.79
First round 38 14.12 16.54 15.7117.7414.1217.1716.75
Melbourne Cube Days 2018 Second round 37 16.87 17.94 16.8717.7919.7517.5518.48
First round 34 14.70 15.88 17.2414.7015.2116.1716.26
St Kevin's College Spring 2018 First round 36 14.25 15.62 16.6114.2517.3614.8215.44
Australian Nationals 2018 Second round 81 14.90 16.91 15.4017.6617.6614.9019.67
First round 57 12.89 14.29 12.8913.8415.4715.5313.55
Beijing Open 2018 First round 263 24.16 27.90 24.8026.1832.7324.1634.15
2x2x2 Cube
Melbourne Summer 2021 Second round 83 5.49 7.05 7.686.946.775.497.43
First round 47 4.36 5.30 4.396.874.366.415.10
Melbourne Cube Days 2019 First round 81 2.84 7.04 8.807.682.846.447.00
WCA World Championship 2019 First round 285 3.97 4.93 3.975.27DNF5.314.22
Koalafication Melbourne 2019 Second round 70 4.40 6.73 4.408.489.394.936.79
First round 38 3.23 4.65 3.235.134.574.256.87
Cube for Cambodia 2019 First round 28 4.42 6.02 5.525.644.4213.296.89
Melbourne Summer 2019 First round 52 4.10 6.43 6.485.607.224.1011.80
Melbourne Cube Days 2018 Second round 46 4.46 6.87 6.354.469.1010.955.16
First round 49 4.56 6.84 10.244.594.5612.915.68
Australian Nationals 2018 First round 117 4.27 7.85 10.754.278.268.596.71
4x4x4 Cube
Melbourne Summer 2021 Second round 23 42.09 53.34 52.1042.091:02.2455.6252.30
First round 22 41.76 47.64 59.6155.4741.7642.1045.36
Melbourne Cube Days 2019 First round 52 50.18 DNF 51.91DNF55.97DNF50.18
Altona Algorithms 2019 First round 23 50.10 51.48 52.0050.1051.3851.0753.98
WCA World Championship 2019 First round 376 46.56 1:02.96 DNF1:19.6346.5651.2957.95
Koalafication Melbourne 2019 First round 43 55.52 1:01.89 55.521:01.271:08.5255.881:12.52
Cube for Cambodia 2019 Final 19 49.92 56.85 57.161:04.8549.9256.8756.53
Melbourne Summer 2019 First round 42 47.04 DNF 1:11.8547.04DNF54.12DNF
Melbourne Cube Days 2018 Second round 29 47.75 1:00.09 1:05.0757.741:06.3357.4547.75
First round 30 49.50 1:01.23 1:12.0958.8659.071:05.7649.50
St Kevin's College Spring 2018 Final 34 1:00.95 1:06.47 1:07.331:11.421:02.141:09.931:00.95
Australian Nationals 2018 First round 74 58.62 1:10.59 1:08.951:15.591:17.891:07.2358.62
5x5x5 Cube
Melbourne Summer 2021 First round 41 2:00.85 2:00.852:14.08
Melbourne Cube Days 2019 First round 30 1:56.59 2:01.241:56.59
Koalafication Melbourne 2019 First round 42 2:09.13 2:09.132:26.23
Cube for Cambodia 2019 Final 20 1:56.90 2:13.06 2:07.911:56.902:15.392:15.892:38.18
Melbourne Summer 2019 First round 32 2:09.91 2:09.912:22.10
Melbourne Cube Days 2018 First round 34 2:06.59 2:24.80 2:17.912:32.172:06.592:27.662:28.83
3x3x3 One-Handed
Melbourne Summer 2021 First round 32 22.13 26.63 24.8022.1327.5928.5927.50
Melbourne Cube Days 2019 Second round 33 21.67 32.12 26.6642.7538.1631.5321.67
First round 34 22.87 31.97 28.9734.8137.8022.8732.13
Altona Algorithms 2019 First round 37 24.22 27.91 24.6932.6229.8429.2024.22
WCA World Championship 2019 First round 303 21.40 31.15 40.7421.4029.1039.8924.46
Cube for Cambodia 2019 First round 20 26.63 29.28 26.6327.6528.1435.1432.05
Melbourne Summer 2019 Second round 32 22.46 31.22 22.4628.1527.0638.46DNF
First round 28 21.38 27.90 24.0531.3421.3828.3137.60
Melbourne Cube Days 2018 First round 42 32.19 47.18 32.1945.8643.611:01.2252.06
Megaminx
Koalafication Melbourne 2019 Final 37 2:30.25 3:14.522:30.25
Cube for Cambodia 2019 Final 16 2:17.17 2:34.182:17.17
Melbourne Summer 2019 First round 28 2:10.19 2:10.192:37.09
St Kevin's College Spring 2018 Final 26 2:19.90 2:19.902:43.96
Australian Nationals 2018 Final 48 2:17.21 2:29.78 2:26.802:43.082:39.542:23.002:17.21
Pyraminx
Melbourne Summer 2021 First round 20 6.14 7.72 8.076.147.5416.227.55
Altona Algorithms 2019 First round 40 5.73 9.00 11.189.465.739.458.10
WCA World Championship 2019 First round 182 5.99 7.60 5.9911.627.858.876.07
Koalafication Melbourne 2019 First round 21 5.33 8.10 9.698.835.338.117.36
Melbourne Summer 2019 Second round 15 4.91 6.64 7.476.2413.326.214.91
First round 31 6.61 9.81 8.6112.0612.388.756.61
St Kevin's College Spring 2018 First round 32 7.85 10.45 7.858.1911.0512.1117.83
Australian Nationals 2018 First round 78 8.90 12.06 11.888.9010.0514.7814.25
Skewb
Altona Algorithms 2019 First round 67 9.01 13.20 9.0110.1612.2417.1918.59
WCA World Championship 2019 First round 336 16.46 16.6916.46
Melbourne Summer 2019 First round 71 23.78 27.08 23.7828.8526.3526.0531.10