Messier 103
(Wide field DSO)
Object
Cross Reference
Common Name
Object Type
Constellation
English Name
M103
NGC 581, Cr 14
n/a
OC (Open Cluster)
Cassiopeia (Cas)
The Cassiopeia Queen
RE
DEC
Size
Magnitude
Morphology
Distance
Extends
Age
01h 33m 23s
+60° 39′ 30″
6.0′
+67.4v
Trumpler III 2p
8,500 ly
15 ly
22 million years
Location
Mount
Telescope
Type
Camera / CCD
Filter
Milton Keynes, UK
Sky-Watcher AZ-EQ6GT
Atlair Astro Lightwave
66ED-R refractor
Canon EOS 700D
Luminance (Lum)
.
Notes – Messier 52
-Â M103, NGC 581, Collinder 14 (Cr14)
-Â 25 stars
-Â detached, no concentration of stars
-Â moderate range in brightness
-Â rarrowhead or fan-shaped small group of stars
.
Notable features
-Â n/a
.
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.