All names: Gaia DR2 968154867688361856, LAMOST J063127.64+500854.3, LAMOSTJ063127.64+500854.3, PSO J097.8652+50.1484, 2MASS J06312760+5008544, Gaia DR3 968154867688361856
Parameter | Unit | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|
Right ascension | 06 31 27.64 | 06 31 27.65 (0.05) | ||
Declination | 50 08 54.35 | 50 08 54.36 (0.05) | ||
Spectral type | sdB | sdB | ||
Effective temperature | [K] | 26822.0 (359) | ||
log(g) | [cgs] | 5.47 (0.04) | ||
Mass | [M☉] | |||
log(Luminosity) | [L☉] | |||
Cooling age | [Gyr] | |||
log(H/He) | ||||
log(C/He) | ||||
log(Ca/He) | ||||
log(Ca/H) | ||||
Parallax | [mas] | 0.43 (0.08) | 0.33 (0.05) | |
Distance | [pc] | 2351.83 (426) | 3040.44 (504) | |
Composition | ||||
Proper motion (right ascension) | [mas/yr] | 1.319 (0.1) | 1.219 (0.05) | |
Proper motion (declination) | [mas/yr] | -2.063 (0.1) | -1.989 (0.05) | |
Variability | ||||
Magnetic | ||||
Bd | [MG] | |||
Infrared excess (disk) | ||||
Binarity | ||||
B magnitude | ||||
V magnitude | ||||
R magnitude | ||||
I magnitude | ||||
J magnitude | 16.74 (0.2) | 16.74 (0.2) | ||
H magnitude | 16.00 | |||
K magnitude | 16.16 | |||
u magnitude | ||||
g magnitude | 16.47 (0.004) | |||
r magnitude | 16.74 (0.002) | |||
i magnitude | 17.01 (0.003) | |||
z magnitude | 17.23 (0.004) | |||
G magnitude | 16.60 (0.002) | 16.57 (0.003) | ||
BP magnitude | 16.47 (0.008) | |||
RP magnitude | 16.69 (0.005) | |||
Pan g magnitude | 16.47 (0.004) | |||
Pan r magnitude | 16.74 (0.002) | |||
Pan i magnitude | 17.01 (0.003) | |||
Pan z magnitude | 17.23 (0.004) | |||
Pan y magnitude | 17.34 (0.008) | |||
E(B-V) | 0.100 |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.