SDSS J163555.13+111237.5

All names: SDSS J163555.13+111237.55, Gaia DR2 4459155237072308736, SDSS J163555.13+111237.5, Gaia EDR3 4459155237072308736, GALEX J163555.1+111238, Gaia DR3 4459155237072308736

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 16 35 55.13 (0.1) 16 35 55.13 16 35 55.13 (0.2) 16 35 55.13 (0.1)
Declination 11 12 37.54 (0.09) 11 12 37.53 11 12 37.53 (0.1) 11 12 37.50 (0.09)
Spectral type DA DA DA DA DA
Effective temperature [K] 35555.0 (419) 19888.0 38574.0 (391)
log(g) [cgs] 7.61 (0.07) 6.70 7.90 (0.05)
Mass [M] 0.48 (0.02) 0.209 0.613 (0.02)
log(Luminosity) [L] -0.33 (0.05)
Cooling age [Gyr] 0.0041 (0.0006)
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] 1.10 (0.2) 1.00 (0.2) 1.10 (0.2)
Distance [pc] 909.59 (140) 1002.49 (222) 909.59 (140)
Composition H H
Proper motion (right ascension) [mas/yr] 6.368023809 (0.1) 6.17516693 (0.3) 6.368 (0.1)
Proper motion (declination) [mas/yr] 2.512486201 (0.1) 2.606484706 (0.3) 2.512 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.19 (0.01) 18.20 (0.02) 18.19 (0.01)
g magnitude 18.51 (0.008) 18.52 (0.01) 18.51 (0.008)
r magnitude 18.96 (0.01) 18.95 (0.01) 18.96 (0.01)
i magnitude 19.31 (0.02) 19.30 (0.02) 19.31 (0.02)
z magnitude 19.61 (0.07) 19.61 (0.06) 19.61 (0.07)
G magnitude 18.73 (0.02) 18.77 18.73 (0.003)
BP magnitude 18.60 (0.02) 18.54
RP magnitude 18.98 (0.03) 19.04
Pan g magnitude 18.58 (0.007)
Pan r magnitude 18.96 (0.005)
Pan i magnitude 19.30 (0.01)
Pan z magnitude 19.55 (0.02)
Pan y magnitude 19.68 (0.02)
E(B-V) 0.054

* 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.