All names: SDSS J215123.72+113421.4, GALEX J215123.7+113422, SDSS J215123.73+113421.4, Gaia DR3 1766041452050242304, Gaia DR2 1766041452050242304
Parameter | Unit | Simbad |
---|---|---|
Right ascension | 21 51 23.73 (2) | |
Declination | 11 34 21.40 (0.7) | |
Spectral type | DA | |
Effective temperature | [K] | |
log(g) | [cgs] | |
Mass | [M☉] | |
log(Luminosity) | [L☉] | |
Cooling age | [Gyr] | |
log(H/He) | ||
log(C/He) | ||
log(Ca/He) | ||
log(Ca/H) | ||
Parallax | [mas] | 1.77 (2) |
Distance | [pc] | 564.02 (679) |
Composition | ||
Proper motion (right ascension) | [mas/yr] | -3.0 (0.9) |
Proper motion (declination) | [mas/yr] | -8.743 (0.8) |
Variability | ||
Magnetic | ||
Bd | [MG] | |
Infrared excess (disk) | ||
Binarity | ||
B magnitude | ||
V magnitude | ||
R magnitude | ||
I magnitude | ||
J magnitude | ||
H magnitude | ||
K magnitude | ||
u magnitude | 20.33 (0.07) | |
g magnitude | 20.42 (0.05) | |
r magnitude | 20.61 (0.03) | |
i magnitude | 20.81 (0.05) | |
z magnitude | 20.79 (0.2) | |
G magnitude | 20.46 (0.009) | |
BP magnitude | ||
RP magnitude | ||
Pan g magnitude | ||
Pan r magnitude | ||
Pan i magnitude | ||
Pan z magnitude | ||
Pan y magnitude | ||
E(B-V) |
* 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.