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jshuder | all galleries >> Astrophotography >> Arp Peculiar Galaxies > Hickson 93 (Arp 99)
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Hickson 93 (Arp 99)

Hickson 93 (Arp 99)

Hickson 93 (Arp 99), galaxy group in Pegasus. Arp 99 includes NGC 7550 type E-S0 in
the lower center, NGC 7549 type SBc/P (upper center) and NGC 7547 type SBa/P (right
center). The two galaxies to the left (CGCG 454-015 and NGC 7558 type E-S0) are not
part of the Arp group, but are part of the Hickson group. Taken Sept 18, 19, and
20, 2009. Imaged with CCD Labs Q285M and a C8N at f5 on a Losmandy G11/Gemini mount.
This is a crop of a larger image see:
The L subframes were 5 minutes binned 1x1, while the RGB subframes were 2.5 minuutes
binned 2x2 resulting in the following total exposures L:R:G:B (min) = 290:50:50:50.
Captured with Nebulosity, calibrated and sigma combined in Iris with other processing
using PixInsight LE and Photoshop CS. North is up.

other sizes: small medium original
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