WTF? Hard one

Uploaded 08 Dec 2011 by patitime.

Map details

Track id
4549193
Type
Race
Difficulty
Advanced
Author time
1:00.370
Awards
0
Author time beatable
Yes
Tags
LOL

Freed by

First replay on the map
Stood unbeaten
5,014 days (13.7 years)
Recorded by
backfill scan
Age of the record
12 mo ago

Score breakdown

base 10 points
14ELO for freeing this map
Factor×How it was derived
Style0.90LOL 0.90
Difficulty1.30Advanced
Length1.16sqrt(1:00.370 / 45s)
Bonus1.00No bonus applies

10 × 0.90 × 1.30 × 1.16 × 1.00 = 13.55, rounded to 14. Why these factors.