SDSS J163631.30+325215.6

All names: SDSS J163631.30+325215.6, Gaia DR3 1324857188724153728, SDSS J163631.29+325215.6, GALEX J163631.2+325217, SDSS J163631.30+325215.67, Gaia EDR3 1324857188724153728, Gaia DR2 1324857188724153728

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 16 36 31.29 (0.4) 16 36 31.30 16 36 31.29 (0.5) 16 36 31.30 (0.4)
Declination 32 52 15.22 (0.5) 32 52 15.67 32 52 15.24 (0.7) 32 52 15.75 (0.5)
Spectral type DA DA DA DA
Effective temperature [K] 7315.0 7909.0 (197)
log(g) [cgs] 8.27 8.57 (0.2)
Mass [M] 0.761 0.947 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 2.2430
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] 4.36 (0.5) 4.41 (0.7) 4.36 (0.5)
Distance [pc] 229.62 (28) 226.95 (34) 229.62 (28)
Composition H
Proper motion (right ascension) [mas/yr] -4.082561862 (0.6) -4.548553703 (1) -4.083 (0.6)
Proper motion (declination) [mas/yr] -32.75737406 (0.8) -34.59661148 (2) -32.757 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.06 (0.07) 21.07 (0.06) 21.06 (0.07)
g magnitude 20.58 (0.02) 20.59 (0.03) 20.58 (0.02)
r magnitude 20.52 (0.03) 20.56 (0.03) 20.52 (0.03)
i magnitude 20.50 (0.04) 20.53 (0.04) 20.50 (0.04)
z magnitude 20.49 (0.2) 20.45 (0.1) 20.49 (0.2)
G magnitude 20.50 (0.1) 20.57 20.50 (0.006)
BP magnitude 20.51 (0.1) 20.62
RP magnitude 20.13 (0.1) 20.17
Pan g magnitude 20.59 (0.02)
Pan r magnitude 20.51 (0.02)
Pan i magnitude 20.54 (0.02)
Pan z magnitude 20.68 (0.03)
Pan y magnitude
E(B-V) 0.018

* 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.