SUNSET: 
0
Photographer:
kmsibbald
Location of Photo:
Cassiopeia constellation
Date/Time of photo:
2021-11-06, 07, 08, 10 & 11
Equipment:
SharpStar 140PH Triplet 910mm focal length Mesu 200 MKII mount, ZWOASI2600MM Pro camera SHO 3.0nm filters
Description:
CTB 1 is a supernova remnant (SNR) in the constellation Cassiopeia and a source of optical, radio, and X-ray emissions. A recent study reports that a pulsar was born from the supernova that produced CTB 1 and ejected into the galaxy. CTB 1 is approximately 9784 light years away and physically spans another 98 light years in diameter while it is dated to be approximately 10,000 years old.
