Astrophotography by Torsten Mueller


NGC 520

ARP 157
Pec;HII Sbrst
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Object Information

Description Colliding galaxies in constellation Pisces. This is a beautiful object but despite of its brightnessm it needs high integration time.
Type Pec;HII Sbrst
Brightness 11.3 mag (vis)
Apparent Size 3.4'x1.7'
Distance 105 MLy

Exposure Information

Date 2020-01-05
Location Goldbach Remote Telescope
Optics GSO 12" RC f/5.6 + AO
Camera ZWO ASI294MCPRO
Integration 20 x 180 sec (Unity Gain)
(1 h total)
Image remarks Exact dates not loger known, just collected some data from my harddrive