HD 131040 [SEP] constellation
HD 131040
HD 131040 is a double star in the northern constellation of Boötes. The brighter component is a subgiant star that varies slightly in luminosity by 0.04 in magnitude. The magnitude 9.64 companion lies at an angular separation of 15.2″ along a position angle of 93°.
External links.
- HR 5537
- CCDM J14495+5122
- Image HD 131040
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 (