Star · M3V
2MASS J12212770+0257198
2MASS J12212770+0257198 is a main-sequence star of spectral type M3V in the constellation Virgo, 60.6 light-years from the Sun.
| Constellation | Virgo |
|---|---|
| Distance | 60.6 light-years (18.6 pc) |
| Apparent magnitude | magnitude 20.89 |
| Absolute magnitude | magnitude 19.54 |
| Spectral type | M3V |
| Surface temperature | 3,070 K |
| Luminosity | 1.86 × 10⁻⁵ L☉ |
| Radius | 0.0153 R☉ |
| Mass | 0.075 M☉ (estimated) |
| Right ascension (J2000) | 12h 21m 27.6s |
| Declination (J2000) | +2° 57′ 19″ |
| Space velocity (relative to the Sun) | 46.9 km/s |
In the sky
A telescope is needed to see it: its apparent magnitude is 20.89. Visible from the whole Northern Hemisphere and south to latitude 87° S. 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 1965. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 1.1 million years.
The Sun seen from there
From a planet around 2MASS J12212770+0257198, the Sun would look like a star of magnitude 6.18, in the direction where our sky has the constellation Pisces. It would be visible to the naked eye.
Neighbours
Its nearest neighbours in the catalogue (within 20 light-years):
- Gl 461A 4.44 light-years
- Gl 476 8.11 light-years
- GJ 1162 8.98 light-years
- GJ 3685A 9.46 light-years
- 2MASSI J1213033-043243 9.56 light-years
- ULAS J115508.39+044502.3 9.58 light-years
- GJ 3732B 10.7 light-years
- GJ 3757 11.1 light-years
Position, brightness and colour from the HYG / AT-HYG catalogue; temperature, luminosity, radius and mass are approximate values computed from these observations.