SDSS J093938.10+355912.9

All names: Gaia EDR3 798135765481210624, SDSS J093938.10+355912.9, SDSS J093938.10+355912.95, SDSS J093938.09+355912.9, GALEX J093938.0+355912, Gaia DR3 798135765481210624, Gaia DR2 798135765481210624

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 09 39 38.10 (0.3) 09 39 38.10 09 39 38.10 (0.4) 09 39 38.10 (0.3)
Declination 35 59 12.93 (0.2) 35 59 12.96 35 59 12.93 (0.3) 35 59 12.97 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 14447.0 19173.0 (172)
log(g) [cgs] 7.41 8.04 (0.03)
Mass [M] 0.342 0.6409999999999999 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.1088
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] 2.39 (0.3) 1.70 (0.5) 2.39 (0.3)
Distance [pc] 417.56 (54) 587.83 (171) 417.57 (54)
Composition H
Proper motion (right ascension) [mas/yr] 0.773805774 (0.3) 0.971584148 (0.6) 0.774 (0.3)
Proper motion (declination) [mas/yr] -2.61202815 (0.2) -1.482899472 (0.6) -2.612 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.43 (0.03) 19.43 (0.03) 19.43 (0.03)
g magnitude 19.21 (0.01) 19.23 (0.02) 19.21 (0.01)
r magnitude 19.53 (0.01) 19.54 (0.02) 19.53 (0.01)
i magnitude 19.76 (0.02) 19.77 (0.02) 19.76 (0.02)
z magnitude 20.09 (0.08) 20.04 (0.07) 20.09 (0.08)
G magnitude 19.37 (0.03) 19.43 19.37 (0.004)
BP magnitude 19.31 (0.03) 19.22
RP magnitude 19.58 (0.05) 19.46
Pan g magnitude 19.23 (0.02)
Pan r magnitude 19.56 (0.006)
Pan i magnitude 19.83 (0.01)
Pan z magnitude 20.02 (0.02)
Pan y magnitude 20.01 (0.1)
E(B-V) 0.017

* 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.