SDSS J162304.11+183522.2

All names: SDSS J162304.11+183522.2, SDSS J162304.10+183522.2, GALEX J162304.0+183522, Gaia EDR3 1200843444025672064, Gaia DR2 1200843444025672064, SDSS J162304.10+183522.3, Gaia DR3 1200843444025672064

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 23 04.09 (0.2) 16 23 04.10 16 23 04.09 (0.2) 16 23 04.11 (0.2) 16 23 04.11
Declination 18 35 22.44 (0.2) 18 35 22.24 18 35 22.43 (0.2) 18 35 22.23 (0.2) 18 35 22.23
Spectral type DA DAH DAH DAH DA
Effective temperature [K] 14717.4 (171) 12360.0 14169.0 (665)
log(g) [cgs] 8.02 (0.1) 7.88 8.08 (0.08)
Mass [M] 0.6228992882685166 (0.1) 0.541
log(Luminosity) [L]
Cooling age [Gyr] 0.2960
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] 2.83 (0.3) 2.76 (0.3) 2.83 (0.3)
Distance [pc] 352.75 (32) 362.24 (45) 352.75 (32)
Composition H
Proper motion (right ascension) [mas/yr] -14.32933914 (0.3) -14.17817912 (0.5) -14.329 (0.2)
Proper motion (declination) [mas/yr] 13.32686529 (0.2) 13.44123928 (0.4) 13.327 (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 19.51 (0.03) 19.51 (0.03) 19.52 (0.03)
g magnitude 19.17 (0.01) 19.17 (0.01) 19.16 (0.01)
r magnitude 19.38 (0.01) 19.38 (0.01) 19.39 (0.02)
i magnitude 19.64 (0.02) 19.64 (0.02) 19.63 (0.02)
z magnitude 19.87 (0.07) 19.87 (0.07) 19.84 (0.07)
G magnitude 19.28 (0.03) 19.31 19.28 (0.004)
BP magnitude 19.28 (0.03) 19.29
RP magnitude 19.32 (0.05) 19.30
Pan g magnitude 19.19 (0.02)
Pan r magnitude 19.38 (0.006)
Pan i magnitude 19.67 (0.01)
Pan z magnitude 19.84 (0.03)
Pan y magnitude 19.88 (0.04)
E(B-V) 0.049

* 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.