NGC 4631; NGC 4627;
NGC 4656; NGC4657

 

NGC 4631 (left)

Type of object: Galaxy
Magnitude: 9.2
Surface brightness: 12.6 mag/sq arcmin
Size: 15.2'x2.8'
Position angle: 86°

 

NGC 4656 (right)

Type of object: Galaxy
Magnitude: 10.5
Surface brightness: 13.1 mag/sq arcmin
Size: 15.3'x2.4'
Position angle: 33°

 Date

 2001-05-23 23:30 / 2001-05-24 00:20

 Location

my backyard in Waldreichs, NÖ

 Condition

+10°C, 85%RH

 Film

 Kodak Ektapress PJ400

 Exposure Time

 2 * 40 minutes

 Optics

 Meade 10" f/6,3 + Lumicon GEG (without Lens) + Canon EOS 5000

 effective F.L.

 1760 mm (f/6,9)

Mount & Guiding

G-11 & ST-4.


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