eq6 PEC

 Periodic Error Correction (PEC) 

Mount: SW EQ6 from 2005

Vocabulary

Names of the algorithms

PHD2 external: PPEC

EKOS internal: GPG

the graphs speak for themselves.

 

hysteresis at near default values

major frequency: 122s

PPEC set at 122s fixed 122s

harmonic at ~240s with worm period of 480s
major disturbance at 122s absent

perfect? no, but enough to give decent stars over aps-c
450d on nt150s