Iota Pictoris
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Pictor |
| Right ascension | 4h 50m 55.3s |
| Declination | −53° 27' 41" |
| Apparent magnitude (V) | 5.61 / 6.24[1] |
| Absolute magnitude (V) | 2.52 / 3.31 |
| Distance | 140 ± 10 ly (42 ± 3 pc) |
| Spectral type | F0V[2] / F4V[3] |
| Other designations | |
Iota Pictoris (ι Pictoris) is a binary star in the Pictor constellation. Parallax measurements put it about 140 light years from Earth.[2]
The brighter star, Iota Pictoris A, is an F0V star with apparent magnitude about 5.61, while the dimmer star, Iota Pictoris B, is a cooler F4V star with apparent magnitude about 6.24.[1] They are separated by about 12.9",[1] about 500 AU.
References
- 1 2 3 Tokovinin, Andrei; Hartung, Markus; Hayward, Thomas L (August 2010). "Subsystems in Nearby Solar-type Wide Binaries". The Astronomical Journal. 140 (2): 510–517. arXiv:1006.1253
. Bibcode:2010AJ....140..510T. doi:10.1088/0004-6256/140/2/510. - 1 2 "HIP 22531". SIMBAD Astronomical Database. Retrieved 2015-09-17.
- ↑ "HIP 22534". SIMBAD Astronomical Database. Retrieved 2015-09-17.
This article is issued from Wikipedia - version of the 6/1/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.