SDSS J014736.05+181816.3

All names: Gaia DR3 92138563307185536, SDSS J014736.05+181816.3, Gaia EDR3 92138563307185536, Gaia DR2 92138563307185536, SDSS J014736.05+181816.38, SDSS J014736.04+181816.3

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 01 47 36.08 (0.9) 01 47 36.05 01 47 36.07 (0.8) 01 47 36.01 (0.9)
Declination 18 18 16.33 (0.6) 18 18 16.39 18 18 16.33 (0.8) 18 18 16.35 (0.6)
Spectral type DA DA DA DA
Effective temperature [K] 8848.0 9680.0 (126)
log(g) [cgs] 8.31 7.87 (0.2)
Mass [M] 0.792 0.532 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 1.3160
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] 3.29 (0.9) 3.42 (1) 3.29 (0.9)
Distance [pc] 303.62 (84) 292.18 (82) 303.62 (84)
Composition H
Proper motion (right ascension) [mas/yr] 59.2402297 (1) 60.57888244 (2) 59.24 (1)
Proper motion (declination) [mas/yr] -0.921689476 (0.9) -0.476061289 (2) -0.922 (0.9)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.15 (0.2) 21.14 (0.1) 21.14 (0.1)
g magnitude 20.52 (0.04) 20.50 (0.04) 20.50 (0.04)
r magnitude 20.55 (0.05) 20.53 (0.05) 20.53 (0.05)
i magnitude 20.67 (0.07) 20.66 (0.07) 20.66 (0.07)
z magnitude 20.62 (0.3) 20.62 (0.3) 20.62 (0.3)
G magnitude 20.40 (0.1) 20.48 20.40 (0.009)
BP magnitude 20.39 (0.1) 20.23
RP magnitude 20.09 (0.1) 20.05
Pan g magnitude 20.44 (0.02)
Pan r magnitude 20.45 (0.02)
Pan i magnitude 20.54 (0.02)
Pan z magnitude 20.64 (0.06)
Pan y magnitude 20.61 (0.2)
E(B-V) 0.055

* 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.