SDSS J163511.64+111849.9

All names: SDSS J163511.64+111849.9, SDSS J163511.64+111849.90, SDSS J163511.63+111849.7, GALEX J163511.6+111849, SDSS J163511.64+111849.7, Gaia DR2 4459159398899635584, Gaia EDR3 4459159398899635584, SDSS J163511.64+111849.8, Gaia DR3 4459159398899635584, SDSS J163511.63+111849.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 16 35 11.62 (0.09) 16 35 11.64 16 35 11.62 (0.1) 16 35 11.62 16 35 11.65 (0.09)
Declination 11 18 49.92 (0.06) 11 18 49.79 11 18 49.92 (0.07) 11 18 49.92 11 18 49.62 (0.06)
Spectral type DA DA DA DA DA
Effective temperature [K] 21072.0 31197.0 (109) 28808.0 (1264)
log(g) [cgs] 7.56 8.01 (0.03) 7.87 (0.07)
Mass [M] 0.42 0.65 (0.01) 0.575 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.0313
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] 2.27 (0.1) 2.33 (0.2) 2.27 2.27 (0.1)
Distance [pc] 440.09 (23) 429.46 (29) 440.09 440.08 (23)
Composition H
Proper motion (right ascension) [mas/yr] -23.59944578 (0.1) -23.61506609 (0.2) -23.599 (0.1)
Proper motion (declination) [mas/yr] 19.08555141 (0.08) 18.86274603 (0.2) 19.086 (0.08)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.76 (0.01) 17.75 (0.02) 17.76 (0.01)
g magnitude 17.98 (0.006) 18.01 (0.05) 17.98 (0.006)
r magnitude 18.39 (0.008) 18.40 (0.1) 18.39 (0.008)
i magnitude 18.70 (0.01) 18.71 (0.1) 18.70 (0.01)
z magnitude 19.07 (0.04) 19.06 (0.04) 19.07 (0.04)
G magnitude 18.19 (0.01) 18.22 18.19 18.19 (0.003)
BP magnitude 18.08 (0.01) 18.05
RP magnitude 18.45 (0.02) 18.39
Pan g magnitude 18.02 (0.005)
Pan r magnitude 18.41 (0.004)
Pan i magnitude 18.74 (0.005)
Pan z magnitude 18.97 (0.02)
Pan y magnitude 19.18 (0.05)
E(B-V) 0.052

* 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.