Star · K0 IV
24 Sex
24 Sex is a giant star of spectral type K0 IV in the constellation Sextans, 239.1 light-years from the Sun. It is orbited by 2 confirmed exoplanet(s).
| Other names | HIP 50887 |
|---|---|
| Constellation | Sextans |
| Distance | 239.1 light-years (73.3 pc) |
| Apparent magnitude | magnitude 6.45 |
| Absolute magnitude | magnitude 2.12 |
| Spectral type | K0 IV |
| Surface temperature | 5,100 K |
| Luminosity | 14.6 L☉ |
| Radius | 4.9 R☉ |
| Mass | 1.54 M☉ |
| Age | 2.7 billion years |
| Metallicity [Fe/H] | -0.03 |
| Right ascension (J2000) | 10h 23m 28.4s |
| Declination (J2000) | −0° 54′ 08″ |
| Space velocity (relative to the Sun) | 26.7 km/s |
In the sky
Visible to the naked eye under a dark sky (apparent magnitude 6.45). Visible from the whole Southern Hemisphere and north to latitude 89° N. 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 1787. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 4.2 million years.
The Sun seen from there
From a planet around 24 Sex, the Sun would look like a star of magnitude 9.16, in the direction where our sky has the constellation Aquarius. It would be invisible to the naked eye.
Planets
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.