| content | |||||||||||||||||||||
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Scorpius |
| Right ascension | 16h 35m 53.0s |
| Declination | −28° 12' 58" |
| Apparent magnitude (V) | +2.82 |
| Distance | 430 ± 44 ly (132 ± 14 pc) |
| Spectral type | B0V |
| Other designations | |
Tau Scorpii is a star in the constellation Scorpius. Tau Scorpii also has the traditional name Alniyat or Al Niyat, which it shares with σ Scorpii. The name derives from the Arabic النياط an-niyāţ meaning "the arteries".
Tau Scorpii is a blue-white B-type dwarf with an apparent magnitude of +2.82. It is approximately 430 light years from Earth.
It is a magnetic star whose surface magnetic field was mapped by means of Zeeman-Doppler imaging [1].
Notes
- ^ Donati et al, 2006, MNRAS 370, 629, "The surprising magnetic topology of τ Sco: fossil remnant or dynamo output?"
 |
This main sequence star-related article is a stub. You can help Wikipedia by expanding it. |
