All names: Gaia EDR3 1533469763244713600, SDSS J122306.61+413519.9, SDSS J122306.61+413519.91, GALEX J122306.5+413521, Gaia DR3 1533469763244713600, Gaia DR2 1533469763244713600
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 12 23 06.61 (0.3) | 12 23 06.61 | 12 23 06.61 (0.5) | 12 23 06.62 (0.3) | ||||||
Declination | 41 35 19.97 (0.4) | 41 35 19.91 | 41 35 19.96 (0.5) | 41 35 19.94 (0.4) | ||||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 8531.0 | 8939.0 (91) | |||||||
log(g) | [cgs] | 8.29 | 8.06 (0.1) | |||||||
Mass | [M☉] | 0.782 | 0.505 (0.05) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 1.4360 | ||||||||
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] | 4.01 (0.6) | 3.95 (0.8) | 4.01 (0.6) | ||||||
Distance | [pc] | 249.36 (38) | 253.09 (50) | 249.36 (38) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -1.754764553 (0.5) | -0.553894999 (0.7) | -1.755 (0.5) | ||||||
Proper motion (declination) | [mas/yr] | 1.501422932 (0.7) | 1.522170466 (0.9) | 1.501 (0.7) | ||||||
Variability | ||||||||||
Magnetic | ||||||||||
Bd | [MG] | |||||||||
Infrared excess (disk) | ||||||||||
Binarity | ||||||||||
B magnitude | ||||||||||
V magnitude | ||||||||||
R magnitude | ||||||||||
I magnitude | ||||||||||
J magnitude | ||||||||||
H magnitude | ||||||||||
K magnitude | ||||||||||
u magnitude | 20.76 (0.06) | 20.78 (0.06) | 20.77 (0.06) | |||||||
g magnitude | 20.25 (0.02) | 20.25 (0.02) | 20.25 (0.02) | |||||||
r magnitude | 20.21 (0.02) | 20.20 (0.03) | 20.20 (0.03) | |||||||
i magnitude | 20.30 (0.04) | 20.29 (0.04) | 20.30 (0.04) | |||||||
z magnitude | 20.47 (0.1) | 20.44 (0.1) | 20.46 (0.1) | |||||||
G magnitude | 20.17 (0.07) | 20.23 | 20.17 (0.006) | |||||||
BP magnitude | 20.28 (0.07) | 20.28 | ||||||||
RP magnitude | 20.09 (0.1) | 20.10 | ||||||||
Pan g magnitude | 20.25 (0.02) | |||||||||
Pan r magnitude | 20.24 (0.02) | |||||||||
Pan i magnitude | 20.32 (0.02) | |||||||||
Pan z magnitude | 20.39 (0.05) | |||||||||
Pan y magnitude | 20.22 (0.1) | |||||||||
E(B-V) | 0.016 |
* 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.