All names: NLTT 347, Gaia DR2 2417524528415737856, G 158-134, WD 0005-148, WDJ000821.72-143502.19, LP 764-69, 2MASS J00082168-1435023
Parameter | Unit | Gaia DR2 | Ferrario et al. 2015 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|
Right ascension | 00 08 21.91 (0.2) | 00 08 21.68 | 00 08 21.91 | ||
Declination | -14 35 02.75 (0.2) | -14 35 02.29 | -14 35 02.75 | ||
Spectral type | DA | ||||
Effective temperature | [K] | 6400.0 (180) | |||
log(g) | [cgs] | ||||
Mass | [M☉] | 0.59 | |||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
log(H/He) | |||||
log(C/He) | |||||
log(Ca/He) | |||||
log(Ca/H) | |||||
Parallax | [mas] | 16.36 (0.3) | 16.36 (0.3) | ||
Distance | [pc] | 61.11 (0.9) | 61.11 (0.9) | ||
Composition | |||||
Proper motion (right ascension) | [mas/yr] | 172.9321556 (0.5) | 161.0 | 172.9321556 | |
Proper motion (declination) | [mas/yr] | -36.11318322 (0.3) | -51.0 | -36.11318322 | |
Variability | |||||
Magnetic | yes | ||||
Bd | [MG] | -0.0046 (0.002) | |||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | |||||
V magnitude | 16.86 | ||||
R magnitude | |||||
I magnitude | |||||
J magnitude | 16.16 | ||||
H magnitude | 16.14 | ||||
K magnitude | |||||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude | |||||
G magnitude | 17.02 | 17.02 | |||
BP magnitude | 17.21 | 17.21 | |||
RP magnitude | 16.59 | 16.59 | |||
Pan g magnitude | |||||
Pan r magnitude | |||||
Pan i magnitude | |||||
Pan z magnitude | |||||
Pan y magnitude |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.