Recent Competitions
Rankings

Haichuan Du (杜海川)

Shanghai Summer Open 2015

WCA ID: 2011DUHA01
Country: China China
Active since: 2011

5

Events Entered

43

Official Solves

1

Best Position (3x3x3 With Feet)

3x3x3 With Feet

Best Event

49.08s

Best Result (3x3x3 With Feet)

4

PBs Achieved

Competition Event Summary

Event Round Reached Single Average Position
3x3x3 Cube Second round 10.91s 11.36s #9
2x2x2 Cube Final 3.30s 3.61s #2
4x4x4 Cube Second round 48.78s 51.76s #12
Clock Final 9.32s 14.64s #11
3x3x3 With Feet Final 41.20s 49.08s #1

Event Ranking Chart

Competition Round Breakdown

3x3x3 Cube
Round # Best Average Solves
Second round #9 10.91s 11.36s 11.41s 11.50s (10.91s) (14.30s) 11.16s
First round #12 9.85s 12.37s (9.85s) 13.12s (13.60s) 11.10s 12.89s
2x2x2 Cube
Round # Best Average Solves
Final #2 3.30s 3.61s 3.56s 3.84s 3.42s (3.30s) (5.35s)
Second round #2 2.02s 3.65s (2.02s) (5.00s) 3.58s 3.60s 3.77s
First round #2 2.65s 3.71s 3.23s (2.65s) 3.57s 4.34s (6.90s)
4x4x4 Cube
Round # Best Average Solves
Second round #12 48.78s 51.76s (1:00.33) 52.33s 52.16s (48.78s) 50.80s
First round #15 47.55s 52.86s 55.52s 50.24s (56.50s) 52.82s (47.55s)
Clock
Round # Best Average Solves
Final #11 9.32s 14.64s 13.91s 15.05s (22.26s) 14.95s (9.32s)
3x3x3 With Feet
Round # Best Average Solves
Final #1 41.20s 49.08s 46.82s 59.21s 41.20s — —

PBs Achieved

Event Type Previous PB New PB Improvement
2x2x2 Cube Average 3.71s 3.61s -0.10s
3x3x3 With Feet Single 44.27s 41.20s -3.07s
4x4x4 Cube Average 55.09s 51.76s -3.33s
Clock Single 12.83s 9.32s -3.51s
Stay updated with new features and analytics tools! Subscribe to Newsletter
© 2026 SpeedCubeAnalytics | Official results and rankings provided by the World Cube Association (WCA) | Not affiliated with or endorsed by the WCA