Michael Chai (柴天方)

Country WCA ID Gender Competitions Completed Solves
United States 2016CHAI03 Male 33 872

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 296 384 1274 7.86 10.06 1546 443 350
2x2x2 Cube 1525 2162 7814 2.92 5.70 15368 4146 2959
4x4x4 Cube 129 166 714 32.48 37.59 707 170 134
5x5x5 Cube 271 357 1550 1:16.05 1:27.76 1892 451 334
6x6x6 Cube 522 735 2923 3:27.02 3:32.73 2608 660 467
7x7x7 Cube 531 747 2989 5:42.59 6:57.59 3289 838 595
3x3x3 Fewest Moves 408 517 2632 41
3x3x3 One-Handed 937 1373 6305 20.75 29.25 9212 1963 1316
3x3x3 With Feet 446 626 2750 7:33.35
Megaminx 63 83 332 51.23 56.63 286 68 50
Pyraminx 1316 1851 7698 5.72 19.38 36715 10033 7406
Square-1 1157 1512 5072 35.46 47.54 4981 1501 1147

Medal Collection

Gold Silver Bronze
2 2 1
Competition Round Place Single Average Solves
3x3x3 Cube
Bay Area Speedcubin' 16 2019 Final 10 9.49 10.80 9.4910.6112.1911.7310.06
Second 10 9.64 10.59 11.7311.6310.0910.059.64
First 10 7.86 10.35 9.5810.4111.057.8611.92
Berkeley Spring 2019 Second 13 10.04 10.40 10.0410.9411.6310.2010.07
First 11 8.28 10.22 10.7210.919.418.2810.52
Medan Mini All Events 2019 Final 6 8.63 11.78 12.458.6311.2811.6013.71
First 4 9.70 10.33 9.739.7015.5510.5710.70
Bay Area Speedcubin' 15 2019 Final 12 9.42 10.97 13.6710.3712.899.429.66
Second 12 8.03 10.06 11.1811.218.7110.298.03
First 13 9.99 10.42 10.7210.4011.089.9910.13
Bay Area Speedcubin' 14 2019 Second 18 8.95 10.99 10.3910.108.9512.4812.73
First 16 9.15 11.28 9.1512.0115.6611.8010.02
Bay Area Speedcubin' 13 2019 Final 12 10.40 12.22 10.4013.9610.4613.2912.90
Second 12 9.14 10.29 10.829.149.2410.8112.13
First 24 8.26 11.42 19.9414.1410.239.908.26
SacCubing VI 2019 Final 11 9.40 10.58 11.2713.299.4010.0310.45
Second 10 9.73 10.49 10.1111.1410.2314.129.73
First 12 9.84 11.01 10.6911.0011.6911.359.84
Berkeley Fall 2018 Final 13 10.24 11.11 10.6512.0010.2410.6913.67
Second 15 9.61 11.09 11.0111.2212.759.6111.03
First 17 9.56 11.95 11.2513.8713.3311.269.56
Bay Area Speedcubin' 12 2018 Second 15 10.27 10.64 10.2710.4110.4211.0811.87
First 19 8.96 11.79 9.498.9612.8213.05DNF
Berkeley Summer 2018 Second 28 10.08 12.12 11.7712.5812.5612.0210.08
First 17 9.81 10.82 10.6110.579.8111.2712.46
SacCubing V 2018 Second 14 10.19 11.70 13.2214.0910.1911.3310.56
First 12 9.11 11.27 9.1128.6510.8710.2012.73
CubingUSA Western Championship 2018 Second 32 10.00 11.16 10.0010.1212.2311.1317.86
Combined First 23 10.01 10.85 10.0110.9811.4610.2311.34
SacCubing IV 2018 Second 26 9.23 13.54 12.469.23DNF12.2315.93
First 9 9.33 10.24 9.5111.4218.819.809.33
Berkeley Spring 2018 Second 26 10.17 13.86 27.5910.1713.5113.6714.41
First 30 10.82 13.68 12.6115.3813.0410.8219.65
Berkeley Winter 2018 Second 20 9.87 11.36 12.0612.399.8710.3111.72
First 12 8.67 11.16 11.5411.5712.998.6710.36
Berkeley Fall 2017 Second 23 10.97 11.52 12.1011.4512.5410.9711.00
First 24 10.49 11.63 10.4911.5312.8310.5314.30
San Ramon Cubed 2017 Final 13 9.72 11.25 9.7211.9912.0811.0410.72
Second 9 9.26 10.83 11.989.3411.989.2611.16
First 20 10.73 11.92 13.8510.7311.0516.2810.86
San Francisco Bay Open 2017 Final 20 10.80 15.84 16.4613.3910.8017.6626.45
Second 14 9.13 12.08 12.0710.5513.639.1317.18
First 7 9.27 10.64 9.369.2712.0010.5514.58
Berkeley Summer 2017 Final 8 10.10 10.95 12.6811.2010.7610.9010.10
Second 10 9.64 10.71 13.899.6410.6910.0911.34
First 29 9.88 12.45 9.8812.0112.4912.8413.76
SacCubing II 2017 Second 18 10.18 13.21 10.1815.7713.9014.0311.71
First 11 9.80 11.49 11.899.8011.7010.8817.77
San Ramon 2017 Final 12 10.32 11.22 12.2010.3211.3111.9910.35
Second 10 9.55 11.21 11.7710.2212.9511.639.55
First 15 10.96 11.91 13.8511.4110.9611.8712.46
6.25 Bay Area 2017 First 26 10.94 12.29 10.9412.1112.9311.8413.17
Zhuhai Open 2017 Second 15 11.62 12.15 12.3211.6212.4912.4811.64
First 19 10.89 13.01 13.4715.8012.7210.8912.85
Berkeley Spring 2017 Second 20 10.67 13.18 11.7110.6713.9315.5513.89
First 21 10.92 12.57 11.8113.5412.3710.9218.05
Berkeley Winter 2017 Second 21 11.00 12.84 11.0017.9111.5615.3711.60
First 25 13.52 13.98 14.0714.0115.2613.5213.86
Armin Open 2017 Second 25 12.39 13.70 13.7215.0114.4312.3912.95
First 19 10.70 13.11 13.5913.4010.7012.3313.73
Shenzhen New Year 2017 Second 16 11.50 13.01 13.8012.8612.3811.5014.25
First 40 12.19 15.84 12.1936.6714.3318.1315.07
Berkeley Fall 2016 Second 16 11.47 12.85 11.4712.8913.7011.9614.71
First 24 11.64 13.33 11.6415.0112.5814.7812.63
Berkeley Summer 2016 First 36 12.85 14.77 15.9814.1612.8516.0414.18
Arnold Classic Asia 2016 First 19 10.67 13.66 14.2714.6512.6014.1110.67
One Night in Beijing 2016 Second 37 12.45 15.23 12.4515.5715.3715.6614.74
First 34 12.48 15.37 12.4817.6314.5715.6515.88
Berkeley Spring 2016 First 29 13.18 15.33 13.7117.0715.2028.8413.18
2x2x2 Cube
Bay Area Speedcubin' 16 2019 First 35 4.61 5.88 5.8116.436.874.964.61
Berkeley Spring 2019 First 57 6.03 6.84 6.226.037.489.156.82
Medan Mini All Events 2019 First 8 6.52 11.22 17.259.227.19DNF6.52
Bay Area Speedcubin' 14 2019 First 49 5.85 6.50 6.136.845.856.5417.92
SacCubing VI 2019 First 48 5.04 6.63 5.045.876.839.197.20
Berkeley Fall 2018 First 37 4.98 6.13 4.985.555.157.708.06
Berkeley Summer 2018 Combined First 75 4.93 7.86 20.315.4011.326.874.93
CubingUSA Western Championship 2018 Second 61 4.55 6.38 4.856.164.558.128.81
Combined First 58 4.60 5.70 5.284.606.25DNF5.56
SacCubing IV 2018 First 39 5.21 6.25 6.496.575.216.875.70
Berkeley Spring 2018 Combined First 41 5.61 6.18 5.6110.665.666.546.34
Berkeley Winter 2018 Combined First 79 4.76 7.07 6.117.088.028.014.76
Berkeley Fall 2017 Combined First 52 2.92 5.91 8.627.446.004.282.92
Berkeley Summer 2017 Combined First 47 5.25 6.20 6.425.256.8910.855.28
6.25 Bay Area 2017 Final 20 4.63 4.63
Zhuhai Open 2017 Combined First 31 5.31 6.13 6.465.317.115.726.20
Berkeley Spring 2017 Combined First 38 4.84 5.95 4.846.685.176.017.29
4x4x4 Cube
Berkeley Spring 2019 Final 9 37.65 40.02 37.6538.9342.1439.0242.10
Combined First 11 41.25 41.84 47.2141.6342.0941.8141.25
Medan Mini All Events 2019 Final 6 34.75 45.88 DNF43.5547.1634.7546.92
First 5 35.93 43.95 46.4043.5842.3535.9345.93
SacCubing VI 2019 Combined First 14 39.80 46.76 39.8044.8345.6649.8049.81
Berkeley Fall 2018 Final 7 32.48 41.34 42.4042.4539.1632.4843.46
Combined First 11 37.13 45.31 46.4545.1648.8837.1344.31
Bay Area Speedcubin' 12 2018 Combined First 13 40.29 44.94 42.8240.2950.8841.1150.89
Berkeley Summer 2018 Final 9 36.97 40.02 DNF36.9738.6941.7139.65
Combined First 5 35.16 37.59 36.8042.6537.5438.4335.16
SacCubing V 2018 Final 9 36.96 42.26 45.7345.6036.9638.4942.68
Combined First 12 38.56 44.35 45.5138.5642.8344.7056.14
CubingUSA Western Championship 2018 Combined First 36 39.49 49.16 51.5752.6046.2139.4949.71
SacCubing IV 2018 Final 8 40.45 43.12 47.7640.4542.0640.9646.34
Combined First 10 35.00 45.09 46.3141.4747.5035.0049.43
Berkeley Spring 2018 Combined Final 4 39.30 43.52 39.3043.5653.6446.8740.14
Berkeley Winter 2018 Combined First 14 42.05 46.32 48.4846.7750.5943.7042.05
San Ramon Cubed 2017 Combined Final 8 37.54 43.55 37.5449.5652.4242.0839.01
SacCubing II 2017 Final 7 39.78 44.47 44.3139.7848.9746.3742.74
Combined First 8 43.41 44.74 43.4648.0746.0043.4144.77
San Ramon 2017 Final 4 39.13 41.61 43.2443.5441.6839.1339.92
Combined First 9 40.99 48.74 40.9959.3648.2355.5242.46
Zhuhai Open 2017 Final 9 40.15 45.87 41.7249.4640.1549.7546.44
Combined First 10 38.50 44.77 38.5054.3946.4642.9444.90
Berkeley Spring 2017 Combined Final 9 46.20 49.61 46.2754.9946.2059.0247.57
Berkeley Winter 2017 Combined Final 9 46.05 48.36 46.0552.9447.7748.4148.91
Berkeley Fall 2016 Combined Final 13 47.66 52.48 53.581:02.8353.3547.6650.50
Berkeley Summer 2016 Combined Final 15 50.26 54.30 53.8952.3256.7056.7650.26
One Night in Beijing 2016 Combined First 27 53.36 1:01.77 53.3653.781:13.011:05.791:05.75
Berkeley Spring 2016 Combined Final 24 57.84 1:06.93 1:07.8457.841:04.691:08.271:21.32
5x5x5 Cube
Bay Area Speedcubin' 16 2019 Combined Final 15 1:27.52 1:39.49 1:38.481:34.871:48.641:27.521:45.13
Medan Mini All Events 2019 Final 4 1:26.86 1:30.73 1:27.931:40.221:26.861:33.681:30.58
First 6 1:16.05 1:27.96 1:34.481:16.051:29.851:23.271:30.76
Bay Area Speedcubin' 15 2019 Combined Final 19 1:29.29 1:37.64 1:50.461:29.291:40.091:35.541:37.30
SacCubing VI 2019 Combined Final 17 1:33.29 1:38.21 1:42.191:33.291:35.101:38.571:40.95
Berkeley Fall 2018 Combined Final 18 1:23.19 1:41.07 1:23.191:47.621:33.331:42.262:14.40
Berkeley Summer 2018 Combined Final 12 1:22.83 1:27.76 1:31.011:24.651:29.481:29.161:22.83
CubingUSA Western Championship 2018 Combined First 52 1:45.10 1:52.51 1:45.101:58.921:49.431:49.961:58.15
SacCubing IV 2018 Combined First 18 1:29.45 1:48.39 1:46.241:48.391:29.451:50.531:59.72
Berkeley Spring 2018 Combined Final 19 1:47.20 1:56.18 1:56.111:57.951:54.472:06.041:47.20
Berkeley Fall 2017 Combined Final 17 1:38.72 1:46.75 1:53.631:38.721:39.301:47.332:01.65
San Francisco Bay Open 2017 Combined First 12 1:38.59 1:46.73 1:49.162:17.321:42.671:48.371:38.59
SacCubing II 2017 Combined Final 13 1:34.61 1:40.48 1:43.391:34.831:43.231:34.611:49.13
6.25 Bay Area 2017 Combined Final 22 1:33.67 1:47.71 1:55.691:49.931:37.521:33.672:03.45
Zhuhai Open 2017 Combined First 19 1:37.74 1:45.04 1:37.741:40.742:15.701:46.801:47.58
Berkeley Fall 2016 Combined Final 17 1:44.62 1:51.96 1:46.431:55.261:44.621:54.911:54.53
One Night in Beijing 2016 Combined First 21 2:17.13 2:18.82 2:17.232:48.702:17.132:18.052:21.17
6x6x6 Cube
Berkeley Spring 2019 Combined Final 14 3:27.02 3:32.73 3:29.353:41.833:27.02
Medan Mini All Events 2019 Final 6 3:50.43 4:12.15 3:53.034:52.993:50.43
Combined First 5 3:28.81 4:11.17 4:38.714:25.993:28.81
Bay Area Speedcubin' 15 2019 Combined Final 19 4:27.63 4:27.63
SacCubing VI 2019 Combined Final 19 4:33.33 4:33.33
Berkeley Summer 2018 Combined Final 26 4:55.87 4:55.87
CubingUSA Western Championship 2018 Combined Final 39 4:24.47 4:24.47
SacCubing IV 2018 Combined Final 15 4:32.52 4:32.52
SacCubing II 2017 Combined Final 17 4:58.28 4:58.28
6.25 Bay Area 2017 Combined First 22 4:18.41 4:18.41
7x7x7 Cube
Berkeley Spring 2019 Combined Final 18 6:53.55 6:53.55
Medan Mini All Events 2019 Combined First 7 6:02.44 6:57.59 6:02.446:50.947:59.39
Bay Area Speedcubin' 15 2019 Combined Final 14 5:42.59 5:42.59
Berkeley Fall 2018 Combined Final 17 7:00.43 7:00.43
SacCubing V 2018 Combined Final 9 DNF DNF
Berkeley Winter 2018 Combined Final 17 7:13.13 7:13.13
San Francisco Bay Open 2017 Combined Final 12 DNF DNF
San Ramon 2017 Combined Final 11 7:03.09 7:03.09
3x3x3 Fewest Moves
Medan Mini All Events 2019 Final 7 41 DNF 41DNFDNS
PBQ Berkeley Spring 2019 Final 11 DNF DNF DNSDNSDNF
3x3x3 One-Handed
Bay Area Speedcubin' 16 2019 Combined First 26 21.23 30.97 30.0831.2136.0631.6221.23
Medan Mini All Events 2019 Final 7 21.61 33.35 21.6134.8534.88DNF30.33
First 7 30.12 32.43 33.131:07.4331.0033.1530.12
Bay Area Speedcubin' 14 2019 Combined First 37 25.28 33.95 44.2725.2830.2527.321:33.07
SacCubing VI 2019 Combined First 28 20.75 31.71 30.2027.1320.7555.9137.79
Bay Area Speedcubin' 12 2018 Combined First 31 26.08 31.18 36.1526.0827.0140.9330.39
Berkeley Summer 2018 Combined First 57 34.17 38.3734.17
SacCubing V 2018 Combined First 29 26.25 33.36 49.7137.0430.0233.0226.25
CubingUSA Western Championship 2018 Combined First 64 27.89 31.86 27.8930.6836.6050.3728.29
Berkeley Winter 2018 Combined First 56 30.21 30.2134.83
Berkeley Fall 2017 Combined First 46 24.69 34.06 40.9824.6938.8528.1235.22
Berkeley Summer 2017 Combined First 53 35.37 35.3743.01
Zhuhai Open 2017 Combined First 34 30.88 38.0530.88
Berkeley Spring 2017 Combined First 27 25.38 29.25 25.3827.4333.9934.2426.32
Berkeley Winter 2017 Combined First 35 32.07 32.0734.50
3x3x3 With Feet
Medan Mini All Events 2019 Combined First 8 7:33.35 7:33.357:34.37
Megaminx
Medan Mini All Events 2019 Final 2 55.55 58.39 57.211:00.3757.601:07.6555.55
Bay Area Speedcubin' 15 2019 Combined Final 3 55.04 57.11 57.121:02.2957.7756.4555.04
Bay Area Speedcubin' 14 2019 Combined Final 6 55.47 1:01.55 1:10.3558.1555.471:00.911:05.58
SacCubing VI 2019 Combined Final 1 52.53 58.48 56.2456.291:07.6152.531:02.90
Bay Area Speedcubin' 12 2018 Final 5 51.56 59.46 1:02.1959.691:02.9551.5656.50
Combined First 4 51.49 56.63 54.0051.491:33.5458.8157.07
Berkeley Summer 2018 Combined Final 5 58.93 1:00.13 1:01.3958.931:00.2959.391:00.71
CubingUSA Western Championship 2018 Final 6 54.19 1:01.55 1:08.0854.1957.731:01.311:05.60
Combined First 3 51.23 59.58 56.361:00.631:01.751:04.8651.23
Berkeley Spring 2018 Combined Final 4 59.71 1:09.56 1:06.321:12.881:14.5859.711:09.47
Berkeley Winter 2018 Combined Final 4 51.80 1:02.76 1:09.731:09.8158.2551.801:00.30
Berkeley Fall 2017 Combined Final 2 1:03.33 1:11.79 1:17.181:20.601:03.331:11.121:07.08
Berkeley Summer 2017 Combined Final 4 59.11 1:03.32 1:02.2659.111:06.341:01.351:10.44
SacCubing II 2017 Final 1 1:14.05 1:14.05
6.25 Bay Area 2017 Combined Final 4 1:04.73 1:09.51 1:10.141:06.361:21.631:12.031:04.73
Zhuhai Open 2017 Final 5 1:06.47 1:19.48 1:06.471:13.961:21.401:23.071:26.42
Combined First 5 1:14.82 1:21.99 1:14.821:30.611:19.131:20.491:26.34
Shenzhen New Year 2017 Combined Final 7 1:13.87 1:20.49 1:19.661:17.331:13.871:24.471:35.30
Berkeley Fall 2016 Combined Final 4 1:19.72 1:26.45 1:28.291:19.721:35.731:26.871:24.19
Pyraminx
Bay Area Speedcubin' 16 2019 First 45 16.86 20.64 16.8618.0321.9725.2021.93
Medan Mini All Events 2019 First 11 8.74 19.59 39.4216.2915.4427.048.74
Bay Area Speedcubin' 15 2019 First 46 11.05 23.66 21.4227.9311.0524.9824.59
SacCubing VI 2019 First 56 13.72 19.38 40.0715.7515.7213.7226.66
Bay Area Speedcubin' 12 2018 Combined First 40 5.72 25.02 5.72DNF28.3310.6036.14
CubingUSA Western Championship 2018 Combined First 80 15.02 30.8715.02
SacCubing IV 2018 Combined First 54 22.24 DNF22.24
Square-1
Bay Area Speedcubin' 16 2019 Combined Final 28 DNF DNFDNS
Medan Mini All Events 2019 Combined First 8 1:21.67 1:26.841:21.67
SacCubing VI 2019 Combined Final 22 48.31 48.3153.86
Bay Area Speedcubin' 12 2018 Combined Final 27 45.58 54.0245.58
SacCubing V 2018 Combined Final 17 35.46 47.54 36.1257.5148.9835.461:01.14
Berkeley Winter 2017 Combined First 16 42.58 43.7042.58