All names: SDSS J075433.10+115744.1, SDSS J075433.11+115744.1, GALEX J075433.1+115743, Gaia EDR3 3151193247100817024, Gaia DR3 3151193247100817024, Gaia DR2 3151193247100817024
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 07 54 33.14 (0.4) | 07 54 33.11 | 07 54 33.13 (0.5) | 07 54 33.09 (0.4) | 07 54 33.11 | |||||
Declination | 11 57 43.51 (0.3) | 11 57 44.12 | 11 57 43.54 (0.3) | 11 57 44.47 (0.3) | 11 57 44.14 | |||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 10067.0 | 9811.0 (178) | |||||||
log(g) | [cgs] | 8.59 | 7.97 (0.3) | |||||||
Mass | [M☉] | 0.976 | 0.584 (0.1) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 1.7410 | ||||||||
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] | 4.23 (0.5) | 4.32 (0.6) | 4.23 (0.5) | ||||||
Distance | [pc] | 236.23 (28) | 231.22 (31) | 236.23 (28) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | 42.18538137 (0.6) | 42.8782746 (1) | 42.185 (0.6) | ||||||
Proper motion (declination) | [mas/yr] | -60.01902328 (0.3) | -59.74235611 (0.6) | -60.019 (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 | 20.37 (0.05) | 20.37 (0.05) | 20.38 (0.06) | |||||||
g magnitude | 19.93 (0.02) | 19.93 (0.02) | 19.92 (0.02) | |||||||
r magnitude | 20.01 (0.02) | 20.01 (0.02) | 19.99 (0.03) | |||||||
i magnitude | 20.17 (0.04) | 20.17 (0.04) | 20.17 (0.04) | |||||||
z magnitude | 20.33 (0.2) | 20.33 (0.2) | 20.28 (0.2) | |||||||
G magnitude | 19.95 (0.04) | 20.00 | 19.95 (0.005) | |||||||
BP magnitude | 20.00 (0.04) | 19.93 | ||||||||
RP magnitude | 20.00 (0.1) | 19.78 | ||||||||
Pan g magnitude | 19.95 (0.01) | |||||||||
Pan r magnitude | 20.02 (0.009) | |||||||||
Pan i magnitude | 20.08 (0.03) | |||||||||
Pan z magnitude | 20.38 (0.04) | |||||||||
Pan y magnitude | 20.35 (0.3) | |||||||||
E(B-V) | 0.011 |
* 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.