All names: J0655+2939, WDJ065535.29+293909.66, GALEX J065535.3+293909, SDSS J065535.34+293908.5, Gaia EDR3 887758130788405504, Gaia DR2 887758130788405504, Gaia DR3 887758130788405504, SDSS J065535.35+293908.5, LSPM J0655+2939
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Jewett et al. 2024 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 06 55 35.42 (0.07) | 06 55 35.41 | 06 55 35.42 | 06 55 35.29 (0.07) | 06 55 35.41 | ||||||||
Declination | 29 39 07.04 (0.07) | 29 39 07.12 | 29 39 07.04 | 29 39 09.67 (0.07) | 29 39 07.12 | ||||||||
Spectral type | DAQ | DAQ | DA | DA | DA | ||||||||
Effective temperature | [K] | 17020.0 (412) | 17020.0 (412) | 19255.0 (293) | 17580.0 | 17932.0 | 18224.0 (573) | ||||||
log(g) | [cgs] | 9.00 (0.02) | 9.00 | 9.03 (0.01) | 8.96 | 9.03 | 9.01 (0.02) | ||||||
Mass | [M☉] | 1.189 (0.009) | 1.189 (0.009) | 1.213 (0.006) | 1.185 | 1.203 | 1.203 (0.01) | ||||||
log(Luminosity) | [L☉] | ||||||||||||
Cooling age | [Gyr] | 0.8700 (0.06) | 0.7129 | 0.7495 | |||||||||
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] | 12.70 (0.08) | 12.56 (0.1) | 12.70 | 12.70 (0.08) | 12.56 (0.1) | |||||||
Distance | [pc] | 78.72 (0.5) | 79.62 (0.7) | 78.72 | 78.72 (0.5) | 79.62 (0.7) | |||||||
Composition | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | 101.0201187 (0.09) | 101.0575375 (0.2) | 101.02 (0.09) | 101.0575375 | ||||||||
Proper motion (declination) | [mas/yr] | -164.1276517 (0.07) | -164.0255015 (0.2) | -164.128 (0.07) | -164.0255015 | ||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | |||||||||||||
V magnitude | |||||||||||||
R magnitude | |||||||||||||
I magnitude | |||||||||||||
J magnitude | |||||||||||||
H magnitude | |||||||||||||
K magnitude | |||||||||||||
u magnitude | 17.06 (0.008) | 17.06 (0.008) | |||||||||||
g magnitude | 17.07 (0.004) | 17.07 (0.004) | |||||||||||
r magnitude | 17.37 (0.005) | 17.37 (0.005) | |||||||||||
i magnitude | 17.61 (0.007) | 17.61 (0.007) | |||||||||||
z magnitude | 17.94 (0.02) | 17.94 (0.02) | |||||||||||
G magnitude | 17.23 (0.007) | 17.25 | 17.23 | 17.23 (0.003) | 17.25 | ||||||||
BP magnitude | 17.16 (0.007) | 17.11 | 17.11 | ||||||||||
RP magnitude | 17.37 (0.01) | 17.38 | 17.38 | ||||||||||
Pan g magnitude | 17.09 (0.006) | ||||||||||||
Pan r magnitude | 17.38 (0.004) | ||||||||||||
Pan i magnitude | 17.68 (0.003) | ||||||||||||
Pan z magnitude | 17.92 (0.01) | ||||||||||||
Pan y magnitude | 18.08 (0.01) | ||||||||||||
E(B-V) | 0.002 |
* 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.