SDSS J070932.66+392730.2

All names: Gaia DR3 947493940394582784, SDSS J070932.66+392730.2, SDSS J070932.66+392730.1, Gaia DR2 947493940394582784, GALEX J070932.6+392730, Gaia EDR3 947493940394582784

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 09 32.67 (0.4) 07 09 32.66 07 09 32.67 (0.5) 07 09 32.67 (0.4) 07 09 32.66
Declination 39 27 30.22 (0.3) 39 27 30.20 39 27 30.22 (0.4) 39 27 30.26 (0.3) 39 27 30.23
Spectral type DA DA DA DA
Effective temperature [K] 13937.0 16901.0 (368)
log(g) [cgs] 7.71 7.94 (0.07)
Mass [M] 0.459 0.585 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1612
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] 1.40 (0.4) 1.81 (0.5) 1.40 (0.4)
Distance [pc] 714.53 (197) 553.04 (159) 714.54 (197)
Composition H
Proper motion (right ascension) [mas/yr] 0.011830863 (0.5) 0.022031497 (0.9) 0.012 (0.5)
Proper motion (declination) [mas/yr] -2.380888767 (0.4) -1.609782559 (0.9) -2.381 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.83 (0.04) 19.83 (0.04) 19.79 (0.04)
g magnitude 19.60 (0.01) 19.60 (0.01) 19.60 (0.02)
r magnitude 19.91 (0.02) 19.91 (0.02) 19.92 (0.02)
i magnitude 20.14 (0.03) 20.14 (0.03) 20.14 (0.03)
z magnitude 20.56 (0.2) 20.56 (0.2) 20.52 (0.2)
G magnitude 19.75 (0.05) 19.83 19.75 (0.006)
BP magnitude 19.72 (0.05) 19.75
RP magnitude 19.78 (0.09) 19.99
Pan g magnitude 19.62 (0.01)
Pan r magnitude 19.90 (0.009)
Pan i magnitude 20.17 (0.01)
Pan z magnitude 20.34 (0.05)
Pan y magnitude 19.98 (0.2)
E(B-V) 0.054

* Constant surface field

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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.