How to drive a Wallride?

Uploaded 05 Jan 2010 by /Spec\Adrenaline.

Map details

Track id
2208912
Type
Race
Difficulty
Expert
Author time
0:56.530
Awards
0
Author time beatable
Yes
Tags
Race

Freed by

First replay on the map
Stood unbeaten
5,729 days (15.7 years)
Recorded by
backfill scan
Age of the record
12 mo ago

Score breakdown

base 10 points
19ELO for freeing this map
Factor×How it was derived
Style1.00Race 1.00
Difficulty1.70Expert
Length1.12sqrt(0:56.530 / 45s)
Bonus1.00No bonus applies

10 × 1.00 × 1.70 × 1.12 × 1.00 = 19.05, rounded to 19. Why these factors.