Decan Stars

NGC 4747 (Arp 159) - NGC 4725 - NGC 4712

Interacting Galaxies

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Subject Names:
NGC 4747 (Arp 159), NGC 4725, NGC 4712

Constellation: Coma Berenices

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Click for “NGC 4725” Information on Wikipedia
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Date:
April 2012

Location:
Anza, California

Optics:
Takahashi FS-152. Focal Length 1215mm @ f8

Mount:
AP900GTO

Camera:
QSI 683WSG

Filters:
Astrodon E series LRGB

Guiding:
STi in QSI Off-Axis Guider

Exposure:
L: 24 x 15 minutes, Bin 1
RGB: 10 x 10 minutes each, Bin 2
Total Exposure = 660 minutes (11 hours)

Software:
Acquisition: MaxImDL 6, CCD Commander
Processing: PixInsight

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