Exposure data

Telescope:    4.5" Newton f=440mm
Camera:    SBIG ST8300M
Filters:    Baader LRGB
Exposure times:    L:28x8min R:4x8min G:4x8min B:4x8min
Exposure time total:    5h 20min
Mount:    10 Micron GM 1000 HPS
Location:    Erdweg/Germany (500m)
Date:    2015-04-23+24
Object data of M 88

Object type:    Galaxy (Sbc)
Size:    6.8' x 3.7'
Magnitude:    10.2 mag
Constellation:    Coma Berenices
Distance:    63 Mio Ly
Object data of M 90

Object type:    Galaxy (SAB)
Size:    10.2' x 4.6'
Magnitude:    9.4 mag
Constellation:    Virgo
Distance:    60 Mio Ly