Regulus. A radiant star in the constellation Leo, Regulus is a magnitude of 1.36. It holds a position within the constellation’s boundaries, orbiting a central axis of approximately 152.0930° North, and 11.9672° West. This vantage point places it as one o
Known recognisably for its significant luminosity, Regulus is strikingly recognizable through observations in the sky. It is famous for its position within the constellation, offering a relatively bright and stable visual fixture to observers below. The star's apparent brightness, measured at 1.36, is an indicator of its intensity and a constant measure to understand its effect on any nearby observations.
For generations, stargazers have sought out Regulus due to its remarkable historical context and, perhaps, a perceived significance for lore. Although its exact positioning is largely historical, its luminosity and consistent appearance have made it a point of focus for celestial exploration. The star’s steady, yet recognizable, brightness allows it to retain an important spot in many historical stories and observations.
How to see it
Regulus has a visual magnitude of about 1.36: under a reasonably dark sky it is typically reachable with the unaided eye.
Sky position
Equatorial coordinates for Regulus: right ascension 10h 8m 22s, declination +11° 58′ 2″ (J2000), in the region of the Leo constellation (IAU figure Leo).
Catalog context
Regulus. It appears in classical and modern catalogs as Bayer/Flamsteed designation 32Alp Leo, HIP 49669, HD 87901, Gaia DR3 HYG-HIP-49669. In the SkyKeepsake Leo (Leo) browse hub it sits with other stars of the same IAU figure.
Catalog identifiers
- Gaia
- Gaia DR3 HYG-HIP-49669
- HIP
- 49669
- HD
- 87901
- gaia_dr3
- HYG-HIP-49669
- Bayer / Flamsteed
- 32Alp Leo
Also known as
- 32Alp Leo
- Gaia DR3 TOP 5M HYG-HIP-49669
- HD 87901
- HIP 49669
- HYG-HIP-49669
Observed properties
- Visual magnitude
- 1.36