Recent Competitions
Rankings

Haichuan Du (杜海川)

Hefei Open 2015

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

8

Events Entered

64

Official Solves

1

Best Position (3x3x3 With Feet)

3x3x3 With Feet

Best Event

45.44s

Best Result (3x3x3 With Feet)

8

PBs Achieved

Competition Event Summary

Event Round Reached Single Average Position
3x3x3 Cube Final 10.88s 13.08s #13
2x2x2 Cube Final 3.56s 4.31s #10
4x4x4 Cube First round 1:01.28 — #33
5x5x5 Cube First round 2:07.91 — #25
3x3x3 Fewest Moves Final 38 moves 3967 moves #6
3x3x3 One-Handed Final 16.60s 20.09s #11
Pyraminx Final 7.69s 9.78s #15
3x3x3 With Feet Final 44.27s 45.44s #1

Event Ranking Chart

Competition Round Breakdown

3x3x3 Cube
Round # Best Average Solves
Final #13 10.88s 13.08s 12.45s (10.88s) 14.37s 12.42s (DNF)
Second round #7 10.20s 11.06s (10.20s) (12.81s) 10.60s 12.04s 10.53s
First round #5 10.29s 11.35s 11.53s (12.61s) (10.29s) 11.48s 11.03s
2x2x2 Cube
Round # Best Average Solves
Final #10 3.56s 4.31s (3.56s) 3.75s (5.69s) 3.90s 5.28s
Second round #6 3.46s 3.71s (3.46s) 3.58s 3.55s 4.00s (4.02s)
First round #9 2.69s 3.76s 3.91s 3.45s (5.03s) 3.93s (2.69s)
4x4x4 Cube
Round # Best Average Solves
First round #33 1:01.28 — 1:01.28 1:05.70 — — —
5x5x5 Cube
Round # Best Average Solves
First round #25 2:07.91 — 2:07.91 2:09.94 — — —
3x3x3 Fewest Moves
Round # Best Average Solves
Final #6 38 moves 3967 moves 39 moves 42 moves 38 moves — —
3x3x3 One-Handed
Round # Best Average Solves
Final #11 16.60s 20.09s 20.29s (16.60s) 19.49s (21.08s) 20.49s
First round #11 17.03s 21.14s 22.60s 19.46s (17.03s) 21.36s (26.17s)
Pyraminx
Round # Best Average Solves
Final #15 7.69s 9.78s 9.41s 10.93s (7.69s) 9.01s (13.49s)
Second round #13 5.68s 7.79s 8.66s 6.63s 8.09s (10.02s) (5.68s)
First round #13 6.68s 7.50s 7.43s 7.75s (6.68s) (8.53s) 7.31s
3x3x3 With Feet
Round # Best Average Solves
Final #1 44.27s 45.44s 46.07s 44.27s 45.98s — —

PBs Achieved

Event Type Previous PB New PB Improvement
2x2x2 Cube Average 3.77s 3.71s -0.06s
3x3x3 Cube Average 11.27s 11.06s -0.21s
3x3x3 Fewest Moves Average First official result 3967 moves —
3x3x3 Fewest Moves Single First official result 38 moves —
3x3x3 One-Handed Average 20.91s 20.09s -0.82s
3x3x3 One-Handed Single 17.15s 16.60s -0.55s
3x3x3 With Feet Average 2:34.32 45.44s -1:48.88
3x3x3 With Feet Single 1:54.31 44.27s -1:10.04
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