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RCW 103
RCW
103
is a
supernova remnant
with
right ascension
16
h
17
m
30
s
and
declination
-51° 02′. It is
approximately
2000
years old and
contains
x-ray source
1E 161348-5055
at its
heart
. It is
10,000
light years
away
in the
constellation
Norma
.