SDSS J083652.53+181807.3

All names: SDSS J083652.53+181807.3, Gaia EDR3 659547375681072128, GALEX J083652.5+181807, Gaia DR2 659547375681072128, Gaia DR3 659547375681072128, SDSS J083652.52+181807.3

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 08 36 52.50 (0.4) 08 36 52.53 08 36 52.50 (0.4) 08 36 52.54 (0.4) 08 36 52.53
Declination 18 18 07.54 (0.2) 18 18 07.32 18 18 07.53 (0.3) 18 18 07.24 (0.2) 18 18 07.35
Spectral type DA DA DA DA
Effective temperature [K] 8736.0 8979.0 (115)
log(g) [cgs] 7.73 8.26 (0.2)
Mass [M] 0.449 0.752 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.6148
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] 3.94 (0.4) 3.48 (0.6) 3.94 (0.4)
Distance [pc] 253.69 (28) 287.00 (52) 253.69 (28)
Composition H
Proper motion (right ascension) [mas/yr] -37.79603896 (0.4) -38.3733477 (0.9) -37.796 (0.4)
Proper motion (declination) [mas/yr] 18.82141587 (0.3) 19.60811559 (0.6) 18.821 (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 20.01 (0.03) 20.00 (0.03) 20.00 (0.04)
g magnitude 19.63 (0.01) 19.63 (0.01) 19.64 (0.02)
r magnitude 19.59 (0.01) 19.59 (0.01) 19.64 (0.02)
i magnitude 19.65 (0.02) 19.65 (0.02) 19.66 (0.02)
z magnitude 19.76 (0.08) 19.76 (0.08) 19.80 (0.09)
G magnitude 19.54 (0.04) 19.58 19.54 (0.005)
BP magnitude 19.70 (0.04) 19.54
RP magnitude 19.41 (0.07) 19.36
Pan g magnitude 19.60 (0.008)
Pan r magnitude 19.61 (0.007)
Pan i magnitude 19.71 (0.02)
Pan z magnitude 19.81 (0.02)
Pan y magnitude 19.76 (0.06)
E(B-V) 0.016

* 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.