SSSPM J0109-5101
| SSSPM J0109-5101 | |
|---|---|
|
Observation dates equinox : J2000.0 , epoch : J2000.0 |
|
| Constellation | Phoenix |
| Right ascension | 00 h 09 m 01.5 s |
| declination | −51 ° 00 ′ 49 ″ |
| Brightness (V-band) | approx. 18.8 mag |
| Brightness (J-band) | approx. 12.2 mag |
| Astrometry | |
| distance | about 13 pc |
| Proper movement : | |
| Rec. Share: | approx. +0.2 arcsec / a |
| Dec. portion: | approx. +0.1 arcsec / a |
| Physical Properties | |
| Effective temperature | approx. 1800 to 2000 K |
| Catalog entries | |
| 2MASS J01090150−5100494 • 2MUCD 20053 • USNO-B1.0 0389−00000908 | |
SSSPM J0109-5101 , also cataloged as 2MASS J01090150-5100494 , is an ultra-cool M dwarf in the Phoenix constellation . Its effective temperature is roughly estimated at around 1800 to 2000 Kelvin , its spectral class at M9.
The discovery of the object was announced in 2002 by Lodieu, Scholz and McCaughrean.
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- SIMBAD side to SSSPM J0109-5101
- Lodieu et al .: Discovery of three nearby L dwarfs in the Southern Sky ; in: Astronomy and Astrophysics, Vol. 389, pp. L20-L23 (2002), bibcode : 2002A & A ... 389L..20L
- Koen, Chris: Time-series observations of the ultracool dwarf SSSPM J0109-5101 ; in: Monthly Notices of the Royal Astronomical Society, Vol. 357, No. 4, pp. 1151ff. (2005), bibcode : 2005MNRAS.357.1151K