HD 15920 [SEP] constellation
HD 15920
HD 15920 is a 5th magnitude star in the constellation Cassiopeia, approximately 260 light years away from Earth. It is a yellow giant star of the spectral type G8III, meaning its surface temperature is in the same range as our Sun, 5,000 to 6,000 kelvins. It is much bigger and more luminous than the Sun.
Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-21-42. During World War II, various changes were made in the makeup of the 55th CA. The 55th CA (