6 tunnels !!!?

Uploaded 31 Oct 2008 by roguegz.

Map details

Track id
535121
Type
Race
Difficulty
Expert
Author time
2:31.110
Awards
0
Author time beatable
Yes
Tags
Race

Freed by

First replay on the map
Stood unbeaten
6,031 days (16.5 years)
Recorded by
backfill scan
Age of the record
16 mo ago

Score breakdown

base 10 points
31ELO for freeing this map
Factor×How it was derived
Style1.00Race 1.00
Difficulty1.70Expert
Length1.83sqrt(2:31.110 / 45s)
Bonus1.00No bonus applies

10 × 1.00 × 1.70 × 1.83 × 1.00 = 31.15, rounded to 31. Why these factors.