All names: Gaia DR3 32061660282461824, UCAC4 521-004771, LAMOST J024847.69+140834.9, LAMOSTJ024847.69+140834.9, Gaia DR2 32061660282461824, GALEX J024847.6+140835, 2MASS J02484769+1408347
Parameter | Unit | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|
Right ascension | 02 48 47.70 | 02 48 47.70 (0.06) | ||
Declination | 14 08 34.94 | 14 08 35.03 (0.04) | ||
Spectral type | sdB | sdB/sdO | ||
Effective temperature | [K] | 26111.0 (384) | ||
log(g) | [cgs] | 5.69 (0.05) | ||
Mass | [M☉] | |||
log(Luminosity) | [L☉] | |||
Cooling age | [Gyr] | |||
log(H/He) | ||||
log(C/He) | ||||
log(Ca/He) | ||||
log(Ca/H) | ||||
Parallax | [mas] | 0.57 (0.09) | 0.60 (0.06) | |
Distance | [pc] | 1750.39 (291) | 1680.11 (167) | |
Composition | ||||
Proper motion (right ascension) | [mas/yr] | 1.518 (0.2) | 1.313 (0.07) | |
Proper motion (declination) | [mas/yr] | -3.236 (0.1) | -3.224 (0.05) | |
Variability | ||||
Magnetic | ||||
Bd | [MG] | |||
Infrared excess (disk) | ||||
Binarity | ||||
B magnitude | 15.98 (0.07) | |||
V magnitude | 16.04 (0.07) | |||
R magnitude | ||||
I magnitude | ||||
J magnitude | 16.17 (0.1) | 16.17 (0.1) | ||
H magnitude | 15.73 | |||
K magnitude | 15.22 | |||
u magnitude | ||||
g magnitude | 15.90 (0.02) | |||
r magnitude | 16.28 (0.09) | |||
i magnitude | ||||
z magnitude | ||||
G magnitude | 16.04 (0.002) | 16.01 (0.003) | ||
BP magnitude | 15.90 (0.006) | |||
RP magnitude | 16.15 (0.005) | |||
Pan g magnitude | 15.89 (0.003) | |||
Pan r magnitude | 16.19 (0.003) | |||
Pan i magnitude | 16.48 (0.003) | |||
Pan z magnitude | 16.70 (0.004) | |||
Pan y magnitude | 16.83 (0.006) | |||
E(B-V) | 0.123 |
* 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.