All names: SDSS J115931.50+464044.36, Gaia DR3 774248841007632640, Gaia EDR3 774248841009803392, GALEX J115931.5+464045, SDSS J115931.50+464044.3, Gaia DR2 774248841007632640, SDSS J115931.50+464044.4
Parameter | Unit | Gaia EDR3 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad |
---|---|---|---|---|---|---|---|---|
Right ascension | 11 59 31.45 (0.2) | 11 59 31.51 | 11 59 31.50 (0.3) | 11 59 31.51 (0.2) | ||||
Declination | 46 40 42.81 (0.2) | 46 40 44.36 | 46 40 44.33 (0.3) | 46 40 44.34 (0.2) | ||||
Spectral type | DA+M | DA+M | DA | |||||
Effective temperature | [K] | 12052.0 | 16188.0 (278) | |||||
log(g) | [cgs] | 8.22 | 7.83 (0.04) | |||||
Mass | [M☉] | 0.739 | 0.53 (0.01) | |||||
log(Luminosity) | [L☉] | |||||||
Cooling age | [Gyr] | 0.5048 | ||||||
log(H/He) | ||||||||
log(C/He) | ||||||||
log(Ca/He) | ||||||||
log(Ca/H) | ||||||||
log(C/H) | ||||||||
log(N/H) | ||||||||
log(O/H) | ||||||||
log(Na/H) | ||||||||
log(Mg/H) | ||||||||
log(Al/H) | ||||||||
log(Si/H) | ||||||||
log(P/H) | ||||||||
log(S/H) | ||||||||
log(Sc/H) | ||||||||
log(Ti/H) | ||||||||
log(Cr/H) | ||||||||
log(Mn/H) | ||||||||
log(Fe/H) | ||||||||
log(Ni/H) | ||||||||
Parallax | [mas] | 2.98 (0.3) | 2.88 (0.4) | 2.44 (0.4) | ||||
Distance | [pc] | 335.86 (37) | 346.95 (54) | 409.53 (59) | ||||
Composition | H | |||||||
Proper motion (right ascension) | [mas/yr] | -5.262034383 (0.3) | -3.824767032 (0.5) | -4.547 (0.2) | ||||
Proper motion (declination) | [mas/yr] | -0.231770529 (0.3) | -0.492835164 (0.5) | -0.455 (0.3) | ||||
Variability | ||||||||
Magnetic | ||||||||
Bd | [MG] | |||||||
Infrared excess (disk) | ||||||||
Binarity | ||||||||
B magnitude | ||||||||
V magnitude | ||||||||
R magnitude | ||||||||
I magnitude | ||||||||
J magnitude | ||||||||
H magnitude | ||||||||
K magnitude | ||||||||
u magnitude | 20.17 (0.04) | 20.16 (0.04) | 20.17 (0.04) | |||||
g magnitude | 19.63 (0.01) | 19.63 (0.02) | 19.63 (0.01) | |||||
r magnitude | 19.81 (0.02) | 19.81 (0.03) | 19.81 (0.02) | |||||
i magnitude | 20.10 (0.03) | 20.08 (0.2) | 20.10 (0.03) | |||||
z magnitude | 20.34 (0.1) | 20.32 (0.6) | 20.33 (0.1) | |||||
G magnitude | 19.75 (0.1) | 19.79 | 19.70 (0.004) | |||||
BP magnitude | 20.32 (0.1) | 19.42 | ||||||
RP magnitude | 18.43 (0.03) | 19.31 | ||||||
Pan g magnitude | ||||||||
Pan r magnitude | ||||||||
Pan i magnitude | ||||||||
Pan z magnitude | ||||||||
Pan y magnitude | ||||||||
E(B-V) | 0.017 |
* 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.