SDSS J165204.80+131823.9

All names: Gaia EDR3 4449323270956103936, SDSS J165204.79+131823.9, SDSS J165204.80+131823.9, GALEX J165204.8+131824, Gaia DR2 4449323266658464000, Gaia DR3 4449323270956103936

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 52 04.80 (0.3) 16 52 04.80 16 52 04.80 (0.4) 16 52 04.79 (0.3) 16 52 04.80
Declination 13 18 23.71 (0.3) 13 18 23.92 13 18 23.72 (0.4) 13 18 23.96 (0.3) 13 18 23.90
Spectral type DA DA DA DA
Effective temperature [K] 13204.0 12953.0 (496)
log(g) [cgs] 8.09 7.97 (0.1)
Mass [M] 0.659 0.591 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.3250
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] 2.46 (0.5) 2.34 (0.5) 2.46 (0.5)
Distance [pc] 406.55 (76) 427.49 (100) 406.55 (76)
Composition H
Proper motion (right ascension) [mas/yr] 6.857176018 (0.4) 6.923664936 (0.9) 6.857 (0.4)
Proper motion (declination) [mas/yr] -15.68171404 (0.4) -15.13246447 (0.8) -15.682 (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 20.33 (0.05) 20.33 (0.06) 20.34 (0.06)
g magnitude 19.91 (0.02) 19.91 (0.02) 19.92 (0.02)
r magnitude 20.10 (0.02) 20.10 (0.02) 20.12 (0.02)
i magnitude 20.33 (0.04) 20.33 (0.04) 20.35 (0.04)
z magnitude 20.45 (0.1) 20.45 (0.1) 20.43 (0.1)
G magnitude 19.99 (0.05) 20.03 19.99 (0.005)
BP magnitude 20.08 (0.05) 20.03
RP magnitude 20.29 (0.1) 20.26
Pan g magnitude 19.90 (0.01)
Pan r magnitude 20.10 (0.02)
Pan i magnitude 20.32 (0.02)
Pan z magnitude 20.49 (0.03)
Pan y magnitude
E(B-V) 0.057

* 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.