Star · G1V
HD 86728
HD 86728 is a main-sequence star of spectral type G1V in the constellation Leo Minor, 48.7 light-years from the Sun. It is orbited by 1 confirmed exoplanet(s).
| Other names | 20 LMi · Gl 376 · HIP 49081 |
|---|---|
| Constellation | Leo Minor |
| Distance | 48.7 light-years (14.9 pc) |
| Apparent magnitude | magnitude 5.37 |
| Absolute magnitude | magnitude 4.50 |
| Spectral type | G1V |
| Surface temperature | 5,610 K |
| Luminosity | 1.36 L☉ |
| Radius | 1.24 R☉ |
| Mass | 0.967 M☉ |
| Age | 9.5 billion years |
| Metallicity [Fe/H] | 0.20 |
| Right ascension (J2000) | 10h 01m 00.7s |
| Declination (J2000) | +31° 55′ 26″ |
| Space velocity (relative to the Sun) | 73.9 km/s |
In the sky
Visible to the naked eye under a dark sky (apparent magnitude 5.37). Visible from the whole Northern Hemisphere and south to latitude 58° S. North of latitude 58° N it never sets. It stands highest at midnight in February, the best time to observe it.
Through a telescope from Earth
Light's journey
The light you see tonight set out around the year 1977. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 864 thousand years.
The Sun seen from there
From a planet around HD 86728, the Sun would look like a star of magnitude 5.70, in the direction where our sky has the constellation Piscis Austrinus. It would be visible to the naked eye.
Planets
- HD 86728 b 31.2-day orbit · 3.03 R⊕
Neighbours
Its nearest neighbours in the catalogue (within 20 light-years):
Stellar parameters from the NASA Exoplanet Archive; position and brightness from the HYG / AT-HYG catalogue.