All names: TIC 335609834, Gaia DR3 1084764020047940096, USNO-B1.0 1513-00166807, Gaia EDR3 1084764020047940096, J0753+6122, GALEX J075305.1+612203, WDJ07535.33+612203.57, 2MASS J07530530+6122036, Gaia DR2 1084764020047940096, WDJ075305.33+612203.57, GD 453, LSPM J0753+6122
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 07 53 04.99 (0.03) | 07 53 05.00 (0.04) | 07 53 05.00 | 07 53 04.99 | 07 53 05.33 (0.03) | 07 53 05.00 | |||||||
Declination | 61 22 02.54 (0.03) | 61 22 02.57 (0.04) | 61 22 02.57 | 61 22 02.54 | 61 22 03.57 (0.03) | 61 22 02.57 | |||||||
Spectral type | DC | DC | DC | DC | D | ||||||||
Effective temperature | [K] | 7921.0 (69) | 7628.0 (32) | 7953.0 (41) | 8429.0 | 8126.0 | 7711.0 (43) | ||||||
log(g) | [cgs] | 8.11 (0.02) | 8.01 (0.006) | 8.13 (0.01) | 8.32 | 8.23 | 8.06 (0.009) | ||||||
Mass | [M☉] | 0.645 (0.01) | 0.583 (0.006) | 0.799 | 0.722 | 0.615 (0.008) | |||||||
log(Luminosity) | [L☉] | ||||||||||||
Cooling age | [Gyr] | 1.3300 | 1.5860 | 1.5270 | |||||||||
log(H/He) | -3.6 | ||||||||||||
log(C/He) | |||||||||||||
log(Ca/He) | |||||||||||||
log(Ca/H) | |||||||||||||
log(N/He) | |||||||||||||
log(O/He) | |||||||||||||
log(Na/He) | |||||||||||||
log(Mg/He) | |||||||||||||
log(Al/He) | |||||||||||||
log(Si/He) | |||||||||||||
log(P/He) | |||||||||||||
log(S/He) | |||||||||||||
log(Cl/He) | |||||||||||||
log(Sc/He) | |||||||||||||
log(Ti/He) | |||||||||||||
log(V/He) | |||||||||||||
log(Cr/He) | |||||||||||||
log(Mn/He) | |||||||||||||
log(Fe/He) | |||||||||||||
log(Co/He) | |||||||||||||
log(Ni/He) | |||||||||||||
log(Cu/He) | |||||||||||||
log(Zn/He) | |||||||||||||
log(Ga/He) | |||||||||||||
log(Ge/He) | |||||||||||||
log(Sr/He) | |||||||||||||
Parallax | [mas] | 28.55 (0.04) | 28.55 (0.04) | 28.52 (0.06) | 28.52 (0.06) | 28.52 (0.06) | 28.55 | 28.55 (0.04) | 28.52 (0.06) | ||||
Distance | [pc] | 35.02 (0.05) | 35.03 (0.05) | 35.06 (0.07) | 35.06 (0.07) | 35.06 (0.07) | 35.02 | 35.02 (0.05) | 35.06 (0.07) | ||||
Composition | He | He | |||||||||||
Proper motion (right ascension) | [mas/yr] | -149.8711826 (0.03) | -149.8077214 (0.07) | -149.871 (0.04) | -149.8077214 | ||||||||
Proper motion (declination) | [mas/yr] | -64.51634577 (0.03) | -64.64515385 (0.07) | -64.516 (0.03) | -64.64515385 | ||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | 16.00 | ||||||||||||
V magnitude | |||||||||||||
R magnitude | 15.40 | ||||||||||||
I magnitude | |||||||||||||
J magnitude | 15.56 (0.06) | 15.56 (0.06) | |||||||||||
H magnitude | 15.44 (0.1) | 15.44 (0.1) | |||||||||||
K magnitude | 15.18 (0.1) | 15.18 (0.1) | |||||||||||
u magnitude | |||||||||||||
g magnitude | |||||||||||||
r magnitude | |||||||||||||
i magnitude | |||||||||||||
z magnitude | |||||||||||||
G magnitude | 15.96 (0.002) | 15.98 | 15.98 | 15.96 | 15.96 (0.003) | 15.98 | |||||||
BP magnitude | 16.07 (0.002) | 16.06 | 16.06 | ||||||||||
RP magnitude | 15.75 (0.002) | 15.76 | 15.76 | ||||||||||
Pan g magnitude | 16.06 (0.002) | 16.06 (0.003) | |||||||||||
Pan r magnitude | 16.01 (0.002) | 16.01 (0.002) | |||||||||||
Pan i magnitude | 16.09 (0.002) | 16.09 (0.002) | |||||||||||
Pan z magnitude | 16.18 (0.005) | 16.18 (0.004) | |||||||||||
Pan y magnitude | 16.28 (0.009) | 16.28 (0.009) | |||||||||||
E(B-V) | 0.001 |
* 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.