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Jack Larsson Backsell

Rubik's WCA World Championship 2025

WCA ID: 2021BACK01
Country: Sweden Sweden
Active since: 2021

12

Events Entered

84

Official Solves

25

Best Position (5x5x5 Cube)

5x5x5 Cube

Best Event

48.75s

Best Result (5x5x5 Cube)

6

PBs Achieved

Competition Event Summary

Event Round Reached Single Average Position
3x3x3 Cube Second round 5.66s 8.40s #255
2x2x2 Cube Second round 2.35s 2.74s #141
4x4x4 Cube Second round 25.37s 27.39s #42
5x5x5 Cube Second round 46.21s 49.25s #41
6x6x6 Cube Second round 1:24.07 1:27.25 #25
7x7x7 Cube Second round 2:15.23 2:29.00 #53
3x3x3 One-Handed Second round 10.82s 12.06s #51
Clock First round 8.27s 9.05s #453
Megaminx First round 55.34s 1:03.36 #359
Pyraminx First round 3.36s 5.08s #384
Skewb First round 5.46s 7.16s #677
Square-1 First round 9.56s 14.33s #251

Event Ranking Chart

Competition Round Breakdown

3x3x3 Cube
Round # Best Average Solves
Second round #255 5.66s 8.40s (9.42s) 7.77s 8.42s (5.66s) 9.01s
First round #225 7.37s 8.22s (7.37s) 7.88s (8.64s) 8.15s 8.64s
2x2x2 Cube
Round # Best Average Solves
Second round #141 2.35s 2.74s 2.85s (2.35s) (2.99s) 2.67s 2.69s
First round #188 1.69s 2.51s (DNF) 2.55s 3.24s (1.69s) 1.74s
4x4x4 Cube
Round # Best Average Solves
Second round #42 25.37s 27.39s 28.48s 26.64s (37.50s) 27.06s (25.37s)
First round #54 23.45s 28.07s 29.28s (37.90s) (23.45s) 26.28s 28.66s
5x5x5 Cube
Round # Best Average Solves
Second round #41 46.21s 49.25s (54.48s) 50.09s (46.21s) 49.48s 48.19s
First round #25 44.75s 48.75s 51.14s (44.75s) 44.78s (52.20s) 50.33s
6x6x6 Cube
Round # Best Average Solves
Second round #25 1:24.07 1:27.25 1:29.51 1:28.16 1:24.07 — —
First round #32 1:21.70 1:28.90 1:31.32 1:33.68 1:21.70 — —
7x7x7 Cube
Round # Best Average Solves
Second round #53 2:15.23 2:29.00 2:15.23 2:32.67 2:39.10 — —
First round #63 2:30.10 2:34.33 2:30.10 2:38.25 2:34.63 — —
3x3x3 One-Handed
Round # Best Average Solves
Second round #51 10.82s 12.06s (13.05s) 11.28s 12.20s (10.82s) 12.69s
First round #57 11.21s 12.48s (11.21s) 13.05s (17.28s) 11.27s 13.12s
Clock
Round # Best Average Solves
First round #453 8.27s 9.05s (DNF) (8.27s) 8.96s 9.48s 8.72s
Megaminx
Round # Best Average Solves
First round #359 55.34s 1:03.36 1:04.30 (1:07.97) 1:06.74 59.04s (55.34s)
Pyraminx
Round # Best Average Solves
First round #384 3.36s 5.08s 5.45s 4.88s (6.79s) 4.92s (3.36s)
Skewb
Round # Best Average Solves
First round #677 5.46s 7.16s (5.46s) 6.42s (DNF) 5.66s 9.41s
Square-1
Round # Best Average Solves
First round #251 9.56s 14.33s 16.29s 16.29s 10.40s (9.56s) (22.60s)

PBs Achieved

Event Type Previous PB New PB Improvement
3x3x3 Cube Single 6.18s 5.66s -0.52s
4x4x4 Cube Average 27.43s 27.39s -0.04s
6x6x6 Cube Average 1:29.84 1:27.25 -2.59s
6x6x6 Cube Single 1:23.41 1:21.70 -1.71s
Square-1 Average 15.67s 14.33s -1.34s
Square-1 Single 11.35s 9.56s -1.79s
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