Star · A5 V
HIP 54515
HIP 54515 is a main-sequence star of spectral type A5 V in the constellation Leo, 270.9 light-years from the Sun. It is orbited by 1 confirmed exoplanet(s).
| Constellation | Leo |
|---|---|
| Distance | 270.9 light-years (83.1 pc) |
| Apparent magnitude | magnitude 6.82 |
| Absolute magnitude | magnitude 2.22 |
| Spectral type | A5 V |
| Surface temperature | 8,100 K |
| Luminosity | 10.5 L☉ |
| Radius | 1.65 R☉ |
| Mass | 1.9 M☉ |
| Age | 0.1 billion years |
| Right ascension (J2000) | 11h 09m 13.7s |
| Declination (J2000) | −1° 19′ 59″ |
| Space velocity (relative to the Sun) | 28.8 km/s |
In the sky
Too faint for the naked eye (magnitude 6.82); binoculars will find it. Visible from the whole Southern Hemisphere and north to latitude 89° N. It stands highest at midnight in March, the best time to observe it.
Through a telescope from Earth
Light's journey
The light you see tonight set out around the year 1755. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 4.8 million years.
The Sun seen from there
From a planet around HIP 54515, the Sun would look like a star of magnitude 9.43, in the direction where our sky has the constellation Pisces. It would be invisible to the naked eye.
Planets
- HIP 54515 b 33,000-day orbit · 12.2 R⊕
Neighbours
Its nearest neighbours in the catalogue (within 20 light-years):
- HIP 55379 14.8 light-years
- HIP 54675 16.3 light-years
- HIP 53454 18.4 light-years
Stellar parameters from the NASA Exoplanet Archive; position and brightness from the HYG / AT-HYG catalogue.