SDSS J162006.68+161505.0

All names: SDSS J162006.68+161504.9, SDSS J162006.67+161504.9, Gaia DR2 4465221345802727296, SDSS J162006.68+161505.0, GALEX J162006.6+161503, Gaia DR3 4465221345802727296, Gaia EDR3 4465221345802727296

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 16 20 06.68 (0.3) 16 20 06.68 16 20 06.68 (0.3) 16 20 06.67 (0.3) 16 20 06.68
Declination 16 15 04.57 (0.2) 16 15 04.91 16 15 04.59 (0.3) 16 15 05.03 (0.2) 16 15 04.95
Spectral type DA DA DA DA
Effective temperature [K] 9833.0 9832.0 (152)
log(g) [cgs] 7.80 7.74 (0.3)
Mass [M] 0.488 0.479 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.4920
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] 3.16 (0.4) 2.78 (0.5) 3.16 (0.4)
Distance [pc] 316.78 (39) 360.35 (67) 316.79 (39)
Composition H
Proper motion (right ascension) [mas/yr] 9.386052724 (0.3) 10.24493918 (0.7) 9.386 (0.3)
Proper motion (declination) [mas/yr] -28.33579875 (0.3) -29.3961779 (0.7) -28.336 (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 20.15 (0.04) 20.15 (0.04) 20.23 (0.06)
g magnitude 19.72 (0.01) 19.73 (0.01) 19.76 (0.02)
r magnitude 19.80 (0.02) 19.80 (0.02) 19.83 (0.02)
i magnitude 19.92 (0.03) 19.92 (0.03) 19.91 (0.03)
z magnitude 20.11 (0.1) 20.11 (0.1) 20.05 (0.1)
G magnitude 19.71 (0.04) 19.76 19.71 (0.004)
BP magnitude 19.85 (0.04) 19.78
RP magnitude 19.54 (0.05) 19.59
Pan g magnitude 19.72 (0.01)
Pan r magnitude 19.81 (0.01)
Pan i magnitude 19.94 (0.01)
Pan z magnitude 20.11 (0.02)
Pan y magnitude 19.97 (0.1)
E(B-V) 0.042

* 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.