All names: SDSS J154641.48+615901.7, WDS J15467+6159A, USNO-B1.0 1519-00231479, ** SLN 31A, Gaia DR2 1639499105484991616, Gaia DR3 1639499105484991616
Parameter | Unit | Simbad |
---|---|---|
Right ascension | 15 46 41.51 (0.1) | |
Declination | 61 59 01.47 (0.1) | |
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] | 2.80 (0.1) |
Distance | [pc] | 357.68 (18) |
Composition | ||
Proper motion (right ascension) | [mas/yr] | -28.746 (0.2) |
Proper motion (declination) | [mas/yr] | 26.145 (0.2) |
Variability | ||
Magnetic | ||
Bd | [MG] | |
Infrared excess (disk) | ||
Binarity | ||
B magnitude | 18.00 | |
V magnitude | ||
R magnitude | 18.50 | |
I magnitude | ||
J magnitude | ||
H magnitude | ||
K magnitude | ||
u magnitude | 19.07 (0.03) | |
g magnitude | 18.63 (0.02) | |
r magnitude | 18.75 (0.02) | |
i magnitude | 18.93 (0.02) | |
z magnitude | 19.07 (0.04) | |
G magnitude | 18.66 (0.003) | |
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.