Derek Tat

Country WCA ID Gender Competitions Completed Solves
United States 2009TATD01 Male 43 971

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 112 136 431 6.52 9.42 1240 367 292
4x4x4 Cube 617 864 3879 40.75 47.48 4118 915 648
5x5x5 Cube 622 867 3689 1:26.45 1:39.34 4263 997 720
6x6x6 Cube 987 1405 5262 4:17.42 4:41.02 4864 1317 918
7x7x7 Cube 944 1338 5078 7:06.80
3x3x3 Fewest Moves 390 500 2444 38
3x3x3 One-Handed 54 70 259 10.61 13.91 297 70 59
Megaminx 579 904 3748 1:31.32 1:48.91 4366 1079 694

Medal Collection

Gold Silver Bronze
1 2 4
Competition Round Place Single Average Solves
3x3x3 Cube
Bay Area Speedcubin' 24 2020 Final 10 8.44 10.74 12.489.838.4411.0711.32
Second round 10 7.73 10.81 10.6011.2017.457.7310.62
First round 13 8.89 10.69 8.8910.2110.8814.5410.97
SacCubing IX 2020 Final 11 8.01 10.07 12.168.0112.998.569.48
Second round 12 9.13 9.63 9.1311.349.169.5910.14
First round 15 8.66 10.33 8.6616.519.3011.999.69
Taiwan Championship 2019 Semi Final 44 9.66 12.64 16.3911.5210.7815.629.66
Second round 10 9.11 9.87 9.1110.289.949.4010.39
First round 28 9.58 11.40 13.8912.809.5810.3411.05
Bay Area Speedcubin' 21 2019 Second round 19 9.92 10.94 12.619.929.9310.2813.30
First round 16 8.28 9.92 9.358.2810.469.9514.15
Berkeley Fall 2019 Final 12 10.79 11.90 13.2311.6713.7410.7910.79
Second round 12 9.82 10.21 9.859.8214.2610.1010.69
First round 19 8.23 11.38 13.1311.0513.149.968.23
Bay Area Speedcubin' 20 2019 Final 12 10.11 10.99 11.2810.7516.9310.1110.94
Second round 10 8.90 9.42 9.9511.498.908.919.39
First round 19 9.46 11.00 9.4610.9312.7210.6311.43
Berkeley Summer 2019 Second round 18 7.59 10.03 9.3212.0712.008.787.59
First round 14 9.09 9.88 10.329.539.8011.079.09
CubingUSA Nationals 2019 First round 224 9.82 11.41 15.0812.1410.6211.479.82
Bay Area Speedcubin' 17 2019 Second round 16 10.17 11.31 10.2812.0610.1713.6811.60
First round 16 8.75 12.07 16.499.828.7514.9011.50
SacCubing VII 2019 Final 8 10.05 10.59 10.3310.9110.5210.0511.82
Second round 10 9.97 11.13 11.6710.8310.8811.769.97
First round 14 9.24 11.38 11.1014.939.2411.0811.96
Berkeley Spring 2019 Final 7 9.46 9.87 9.7110.3411.009.559.46
Second round 6 8.52 9.53 9.849.568.5215.369.20
First round 13 7.45 10.86 10.927.4512.2014.029.46
Bay Area Speedcubin' 14 2019 Final 6 8.53 9.74 11.6410.008.8010.428.53
Second round 9 9.41 10.17 12.0310.2110.379.419.93
First round 11 9.06 10.48 9.529.0610.4911.9211.43
SacCubing VI 2019 First round 10 8.75 10.42 8.7512.79DNF8.799.68
Berkeley Fall 2018 Final 11 9.71 10.73 10.199.7110.8811.1212.33
Second round 11 9.15 10.22 11.5210.379.159.2111.07
First round 12 9.08 11.02 11.7711.4111.869.889.08
Bay Area Speedcubin' 12 2018 Second round 13 9.39 10.39 11.1811.099.6010.499.39
First round 28 8.96 12.91 8.9612.7112.5213.5119.86
Berkeley Summer 2018 Second round 20 11.15 11.53 11.7611.34DNF11.4811.15
First round 27 10.39 12.03 11.6212.2112.2712.3510.39
West Coast Cubing Tour - Cupertino 2018 Second round 29 9.45 11.44 12.419.4511.969.9412.66
First round 24 8.10 10.81 17.808.109.9510.2912.18
SacCubing IV 2018 Final 11 8.89 11.71 8.8911.7812.5210.8215.53
Second round 11 10.06 10.88 11.0310.0610.4011.2212.44
First round 7 9.90 10.13 9.9011.249.9810.2110.20
Berkeley Spring 2018 Final 6 9.46 10.14 9.4611.089.669.6812.11
Second round 9 9.33 10.03 9.859.8510.3810.729.33
First round 7 9.28 10.20 10.3710.8612.479.369.28
Berkeley Winter 2018 Second round 14 9.57 10.77 9.5710.9011.0711.3110.35
First round 15 10.48 11.26 11.0511.2610.4811.4616.73
South Enough 2018 Final 7 8.55 11.48 8.5512.5410.5511.5512.35
Second round 6 8.44 10.44 8.4412.389.3710.4111.55
First round 7 9.92 10.92 11.1610.9013.659.9210.70
San Ramon Cubed 2017 Final 11 9.81 11.10 10.0813.8112.4910.749.81
Second round 16 8.55 11.50 12.0011.9810.538.5512.37
First round 12 9.52 11.04 12.139.5211.4311.0710.63
San Francisco Bay Open 2017 Final 6 9.25 10.77 11.649.2511.409.8011.12
Second round 9 9.60 11.05 9.60DNF9.9811.3811.78
First round 14 9.92 12.61 13.959.9212.0613.3412.43
Berkeley Summer 2017 Final 5 9.26 10.51 10.899.2610.3514.2410.28
Second round 11 9.92 10.81 12.329.9712.7510.139.92
First round 8 8.99 9.87 11.678.9910.139.689.80
Fresno Fall 2017 Final 8 9.24 10.45 9.249.9612.1110.1811.20
Second round 7 8.52 10.23 10.048.5210.3811.2410.27
First round 7 8.63 10.39 10.3712.1511.189.628.63
SacCubing II 2017 Final 8 9.74 11.02 11.0211.1210.919.7412.53
Second round 9 10.03 11.40 10.5510.0311.8511.8112.11
First round 9 8.05 11.29 13.918.059.6711.2012.99
Nisei Week 2017 Second round 16 8.07 11.41 11.038.0710.8113.6812.39
First round 28 10.31 12.25 12.5110.7110.3114.7113.53
Northwest Championships 2017 Second round 19 10.83 11.38 10.8914.0610.8312.1411.11
First round 17 9.50 11.03 11.6911.7010.719.5010.68
San Ramon 2017 Final 4 8.37 9.84 8.3710.1510.408.9610.71
Second round 8 10.23 10.93 16.2211.4910.6510.2310.64
First round 16 11.42 12.16 11.4212.4411.9412.0912.53
6.25 Bay Area 2017 Second round 19 6.52 11.23 11.146.5212.5212.7610.03
First round 9 7.40 9.75 10.677.409.938.6810.64
Bay Area Speedcubin' 10 2017 Final 12 10.05 11.60 12.9010.5110.0514.9911.38
Second round 8 9.98 10.73 11.2910.449.9810.4511.75
First round 17 8.60 12.00 12.158.6013.4013.3010.55
Armin Open 2017 Second round 13 10.94 11.61 12.4411.3811.0214.3410.94
First round 13 11.24 12.21 11.3513.7011.2413.2212.05
Berkeley Summer 2015 Second round 22 12.70 15.39 12.7714.3112.7019.0820.55
First round 14 8.33 12.72 28.4312.4412.1513.568.33
US Nationals 2015 Second round 57 10.03 12.06 10.0312.6312.2623.8511.30
First round 84 10.54 12.93 10.7918.2010.5416.5211.48
US Nationals 2014 Second round 122 10.43 15.30 12.7714.6020.0418.5210.43
First round 128 11.33 14.44 14.7913.8214.72DNF11.33
BASC 3: Flagj Day 2014 Second round 9 11.14 12.40 11.3616.4512.7613.0911.14
First round 10 11.45 12.81 11.4515.9712.3612.0314.05
Stanford Fall 2012 Final 5 10.78 11.94 11.2111.7117.9312.9110.78
Second round 8 11.91 12.59 12.3030.9012.8811.9112.59
First round 7 11.21 12.42 14.1113.5211.4411.2112.30
United States National Championships 2012 Second round 59 11.78 13.74 18.6611.7812.3315.6313.25
First round 74 11.50 14.48 13.5818.1514.0811.5015.78
Stanford Fall 2011 First round 32 12.81 23.84 15.9030.13DNF12.8125.50
Berkeley Fall 2010 Final 8 13.38 14.57 14.6115.5313.5813.3817.27
Second round 9 11.71 15.42 1:08.0311.7116.4615.2514.56
First round 14 14.97 17.72 21.5514.9717.4319.1916.53
Berkeley Spring competition 2009 First round 29 17.41 22.11 23.3331.0617.4119.0623.93
EPGY Stanford Winter 2009 First round 38 21.83 24.73 30.5526.1925.7722.2221.83
4x4x4 Cube
Bay Area Speedcubin' 24 2020 Final 23 47.01 52.27 50.6947.012:06.4555.0851.05
Taiwan Championship 2019 Second round 51 45.54 53.37 59.3945.5450.6950.1959.23
First round 43 40.96 47.48 50.1949.7947.3140.9645.33
Berkeley Fall 2019 Final 23 48.39 50.41 53.9348.3948.5152.5050.21
CubingUSA Nationals 2019 First round 221 46.71 48.25 51.5847.5448.1446.7149.07
SacCubing VII 2019 Final 13 42.31 49.99 52.7642.3150.2047.011:03.02
Berkeley Spring 2019 First round 18 43.31 48.49 1:03.4143.3151.1548.1846.13
SacCubing IV 2018 First round 20 40.83 56.28 40.8356.3959.851:02.5252.60
San Ramon Cubed 2017 Final 13 43.01 49.23 46.9348.9151.8643.011:01.23
SacCubing II 2017 First round 21 55.90 59.17 DNF56.151:04.5555.9056.81
Northwest Championships 2017 First round 24 44.01 50.52 51.2448.0758.1444.0152.26
San Ramon 2017 First round 14 51.62 55.02 57.4654.2351.6253.361:00.46
Berkeley Summer 2015 Final 12 51.09 53.79 52.7858.3051.0955.5553.05
US Nationals 2015 Semi Final 46 40.75 52.27 47.9455.4853.391:01.6640.75
Second round 39 44.85 48.48 46.1348.2244.8558.2451.10
First round 77 47.29 53.88 57.5952.2251.841:00.3847.29
US Nationals 2014 Second round 84 47.12 55.89 47.121:01.671:01.6948.0957.92
First round 82 52.84 55.20 53.6656.431:05.6955.5052.84
United States National Championships 2012 First round 79 1:03.32 1:10.17 1:25.561:15.151:06.811:08.541:03.32
Berkeley Spring competition 2009 Final 20 1:52.46 2:10.461:52.46
5x5x5 Cube
Taiwan Championship 2019 First round 62 1:55.39 1:55.391:55.76
CubingUSA Nationals 2019 First round 245 1:36.65 1:42.79 1:39.931:36.652:05.021:47.981:40.46
SacCubing VII 2019 Final 16 1:32.99 1:51.56 1:54.791:47.091:32.991:52.80DNF
SacCubing VI 2019 Final 20 1:26.45 1:45.50 1:26.451:48.721:38.562:00.751:49.22
Berkeley Fall 2018 Final 17 1:33.70 1:39.34 1:41.811:38.931:37.271:33.70DNF
SacCubing IV 2018 First round 19 1:44.27 1:51.11 1:53.511:55.511:44.322:02.091:44.27
San Francisco Bay Open 2017 First round 19 1:42.89 2:02.93 2:09.421:42.892:06.461:52.912:16.25
SacCubing II 2017 Final 24 2:06.78 2:13.54 2:12.302:07.592:20.742:06.782:30.19
Northwest Championships 2017 First round 48 1:57.06 2:04.59 2:04.561:57.062:17.692:11.071:58.15
6.25 Bay Area 2017 Final 29 1:51.80 1:58.37 2:08.471:57.411:51.801:51.972:05.72
Berkeley Summer 2015 Final 12 1:43.81 1:57.19 1:56.832:08.081:57.651:43.811:57.09
US Nationals 2015 First round 86 1:50.17 1:55.90 2:01.831:50.301:58.111:50.171:59.29
US Nationals 2014 First round 121 2:06.00 2:20.14 2:19.962:06.002:26.022:57.782:14.43
United States National Championships 2012 First round 103 2:52.81 2:52.81DNF
6x6x6 Cube
Berkeley Spring 2019 Final 20 5:01.31 5:01.31
Berkeley Summer 2018 Final 24 4:17.42 4:17.42
Berkeley Winter 2018 Final 23 4:30.63 4:41.02 4:30.634:41.404:51.03
SacCubing III 2018 Final 28 5:38.89 5:38.89
6.25 Bay Area 2017 First round 25 5:27.80 5:27.80
US Nationals 2015 First round 102 DNF DNF
US Nationals 2014 First round 102 5:49.64 5:49.64
7x7x7 Cube
Berkeley Spring 2019 Final 19 7:06.80 7:06.80
SacCubing VI 2019 Final 17 DNF DNF
Berkeley Fall 2018 Final 18 8:08.32 8:08.32
Berkeley Winter 2018 Final 20 DNF DNF
SacCubing III 2018 Final 23 7:09.80 7:09.80
Northwest Championships 2017 First round 28 DNF DNF
San Ramon 2017 Final 15 DNF DNF
US Nationals 2015 First round 82 7:42.83 7:42.83
US Nationals 2014 First round 99 8:35.87 8:35.87
3x3x3 Fewest Moves
Taiwan Championship 2019 Final 22 39 DNF 4339DNS
SacCubing VI 2019 Final 15 DNF DNF
Berkeley Spring 2018 Final 5 39 39
Northwest Championships 2017 Final 28 42 DNF 42DNSDNS
US Nationals 2015 Final 68 38 DNF 42DNS38
US Nationals 2014 Final 88 41 DNF 41DNSDNS
United States National Championships 2012 Final 43 43 43DNS
3x3x3 One-Handed
Bay Area Speedcubin' 24 2020 Final 10 13.21 17.96 14.6825.5529.8613.2113.65
First round 3 12.66 14.44 12.6615.2313.0215.0822.92
SacCubing IX 2020 Final 4 15.10 16.01 16.1815.5318.7716.3315.10
First round 7 13.26 17.13 DNF13.2621.3414.5415.52
Taiwan Championship 2019 Final 6 11.74 15.88 14.3916.0111.7422.5017.25
Second round 4 13.47 15.01 16.2213.4716.0614.8114.17
First round 6 13.96 15.79 15.46DNF13.9615.9515.96
Berkeley Fall 2019 First round 20 15.05 21.44 15.0532.0716.5815.66DNF
Bay Area Speedcubin' 20 2019 Final 7 12.10 18.55 12.1033.0418.1319.0018.52
First round 5 14.57 16.30 21.1315.2614.5716.2917.34
CubingUSA Nationals 2019 Second round 46 14.14 16.55 16.3518.1514.1418.8315.14
First round 60 14.46 16.91 16.1818.2816.2818.6814.46
Bay Area Speedcubin' 17 2019 Final 6 12.97 17.83 18.3721.2718.4912.9716.64
First round 2 12.63 15.04 12.6313.01DNF15.4116.70
SacCubing VII 2019 Final 2 13.39 16.18 16.5417.4114.5920.0713.39
First round 2 14.91 16.68 17.43DNF17.5714.9115.05
Bay Area Speedcubin' 14 2019 Final 3 13.84 14.68 14.1513.8419.4114.2315.65
First round 5 13.88 15.33 13.8816.5516.2314.5315.23
SacCubing VI 2019 Final 5 10.61 16.06 12.4410.6116.5219.23DNF
First round 2 11.44 15.50 11.4417.0216.0513.42DNF
Berkeley Summer 2018 Final 9 15.45 18.58 19.0015.4520.1921.9116.55
First round 6 15.30 15.86 16.3115.3015.4218.1015.85
Berkeley Spring 2018 Final 4 12.22 16.85 16.4912.2219.2917.1716.89
First round 1 12.74 14.37 18.1614.1514.6412.7414.33
Berkeley Winter 2018 Final 6 15.16 17.63 17.4618.8919.7616.5515.16
First round 4 16.51 17.06 16.5116.89DNF17.1117.19
South Enough 2018 Final 1 14.58 15.27 14.5817.6715.3714.7015.73
First round 3 13.57 17.02 13.5718.2018.0916.3316.65
Berkeley Summer 2017 Final 3 12.41 16.44 21.8313.8812.4117.1618.27
First round 1 12.88 14.64 15.3514.0915.4414.4812.88
Fresno Fall 2017 Final 3 12.48 13.91 14.4412.4813.4715.3513.82
First round 5 12.94 15.83 17.0216.1612.9421.8714.31
Nisei Week 2017 Final 8 14.72 16.99 14.7215.9716.9018.9618.09
First round 11 14.87 16.92 14.8717.5622.4315.7717.44
Northwest Championships 2017 Final 9 13.22 17.54 18.5013.2217.4816.6421.20
First round 6 12.78 15.97 16.0113.3318.5721.4712.78
Bay Area Speedcubin' 10 2017 Final 2 14.00 15.33 15.5914.0015.1715.2420.89
First round 5 14.60 18.01 18.2618.2514.6025.6217.51
Berkeley Summer 2015 Final 3 16.29 17.72 16.2919.3117.7817.6117.77
First round 4 16.77 19.49 17.5028.5120.0116.7720.96
US Nationals 2015 Semi Final 18 16.51 18.28 22.7617.6617.1620.0216.51
Second round 8 14.29 15.75 15.4316.2815.5314.2916.65
First round 15 15.91 17.81 18.2817.3715.9117.7731.49
US Nationals 2014 Final 14 14.25 19.20 19.4821.5519.0219.1114.25
Semi Final 13 16.16 17.49 17.8518.1216.1616.5019.74
Second round 17 14.78 17.66 14.7817.3619.9516.0719.54
First round 17 14.38 17.94 14.3817.0016.3820.4522.78
BASC 3: Flagj Day 2014 Final 6 14.62 18.51 16.9114.6218.6120.0020.69
First round 7 16.99 20.40 24.0717.0026.2016.9920.12
Stanford Fall 2012 First round 9 18.47 25.44 24.3623.2518.4728.7147.78
United States National Championships 2012 Semi Final 18 18.09 19.80 18.0920.6520.3818.3623.62
Second round 14 17.58 19.30 17.8618.0322.9017.5822.00
First round 13 16.50 18.70 47.1316.5016.9419.4619.71
Stanford Fall 2011 Final 4 17.50 19.16 18.9317.5022.1317.7020.86
First round 5 17.65 22.25 23.31DNF22.7217.6520.71
Berkeley Fall 2010 First round 6 19.34 27.20 23.7535.0819.3433.7824.06
EPGY Stanford Winter 2009 First round 21 57.06 58.43 59.1657.0658.0858.05DNF
Megaminx
Taiwan Championship 2019 First round 34 1:31.32 1:48.91 1:55.331:31.321:37.952:00.701:53.45
Bay Area Speedcubin' 20 2019 Final 24 2:03.98 2:10.08 2:03.982:20.192:09.192:16.052:05.01
SacCubing VI 2019 Final 17 1:47.19 2:00.47 1:47.191:55.502:11.802:26.171:54.11
SacCubing II 2017 Final 22 3:07.54 3:07.54
Northwest Championships 2017 Final 51 3:13.94 3:13.94DNF
6.25 Bay Area 2017 Final 24 3:10.24 3:10.24DNF
Bay Area Speedcubin' 10 2017 Final 14 2:37.75 2:37.75DNF
US Nationals 2015 First round 58 2:14.13 2:14.132:22.32
US Nationals 2014 First round 81 2:38.43 2:38.432:43.15
3x3x3 With Feet
Berkeley Spring 2019 Final 11 DNF DNFDNF
San Ramon Cubed 2017 Final 8 DNF DNF