HD 112028 is an
evolved star
Stellar evolution is the process by which a star changes over the course of time. Depending on the mass of the star, its lifetime can range from a few million years for the most massive to trillions of years for the least massive, which is cons ...
in the northern
constellation
A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object.
The origins of the e ...
of
Camelopardalis
Camelopardalis is a large but faint constellation of the northern sky representing a giraffe. The constellation was introduced in 1612 or 1613 by Petrus Plancius. Some older astronomy books give Camelopardalus or Camelopardus as alternative for ...
. It has spectral peculiarities that have been interpreted as a shell, and also relatively weak magnesium and silicon lines. Its spectral class has been variously assigned between B9 and A2, and its
luminosity class between a
subgiant and
bright giant.
[
At an ]angular separation
Angular distance \theta (also known as angular separation, apparent distance, or apparent separation) is the angle between the two sightlines, or between two point objects as viewed from an observer.
Angular distance appears in mathematics (in pa ...
of 21.47 ″ is the slightly fainter spectroscopic binary HD 112014, consisting of a pair of A-type main sequence stars. HD 112028 and HD 112014 together are known as the binary star Struve 1694
Struve 1694 (Σ 1694, Struve 1694) is a double star in the constellation Camelopardalis.
Σ 1694 is a double star, with components of magnitudes 5.3m and 5.9m:
*Σ 1694A ( HD 112028) is a white A-type giant star with an apparent magnitude of ...
.
References
External links
HR 4893
CCDM J12492+8325
Image HD 112028
{{DEFAULTSORT:HD 112028
Camelopardalis (constellation)
112028
062572
A-type giants
4893
Durchmusterung objects