Star · F8 V
HD 19994
HD 19994 is a main-sequence star of spectral type F8 V in the constellation Cetus, 74.6 light-years from the Sun. It is orbited by 1 confirmed exoplanet(s).
| Other names | 94 Cet · Gl 128A · HIP 14954 |
|---|---|
| Constellation | Cetus |
| Distance | 74.6 light-years (22.9 pc) |
| Apparent magnitude | magnitude 5.07 |
| Absolute magnitude | magnitude 3.27 |
| Spectral type | F8 V |
| Surface temperature | 6,190 K |
| Luminosity | 3.8 L☉ |
| Radius | 1.8 R☉ |
| Mass | 1.37 M☉ |
| Age | 2.4 billion years |
| Metallicity [Fe/H] | 0.27 |
| Right ascension (J2000) | 3h 12m 46.4s |
| Declination (J2000) | −1° 11′ 46″ |
| Space velocity (relative to the Sun) | 29.5 km/s |
In the sky
Visible to the naked eye under a dark sky (apparent magnitude 5.07). Visible from the whole Southern Hemisphere and north to latitude 89° N. It stands highest at midnight in November, the best time to observe it.
Through a telescope from Earth
Light's journey
The light you see tonight set out around the year 1951. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 1.3 million years.
The Sun seen from there
From a planet around HD 19994, the Sun would look like a star of magnitude 6.63, in the direction where our sky has the constellation Serpens. It would be invisible to the naked eye.
Planets
- HD 19994 b 466-day orbit · 13.6 R⊕
Neighbours
Its nearest neighbours in the catalogue (within 20 light-years):
- Gl 135 4.73 light-years
- SDSS J032553.17+042540.1 8.46 light-years
- Gl 128B 9.00 light-years
- GJ 1052 9.60 light-years
- 84 Cet 10.3 light-years
- GJ 3212 11.1 light-years
- Kaffaljidhma 11.2 light-years
- Gl 106.1B 11.2 light-years
Stellar parameters from the NASA Exoplanet Archive; position and brightness from the HYG / AT-HYG catalogue.