HR 6384 [SEP] constellation
HR 6384
HR 6384 is a star in the southern constellation of Ara, the Altar. It is a close binary star system that forms an ellipsoidal variable with a period of 80 days and an amplitude variation of 0.08 in magnitude. The system is faintly visible to the naked eye with a combined apparent visual magnitude of 6.153, and it is located at a distance of approximately from Earth.
External links.
- HR 6384
- HIP 84311
- Image HD 155341
NGC 6384
NGC 6384 is an intermediate barred spiral galaxy located about 77 million light-years away in the northern part of the constellation Ophiuchus. It has a morphological classification of SAB(r)bc, indicating that it is a weakly barred galaxy (SAB) with an inner ring structure (r) orbiting the bar, and moderate to loosely wound spiral arms (bc). The galaxy is inclined by an angle of 47° to the line of sight, along a position angle of 40°. The estimated mass of the stars