SDSS J162411.64+283542.2

All names: SDSS J162411.63+283542.1, GALEX J162411.7+283543, Gaia EDR3 1317490357738544256, Gaia DR3 1317490357738544256, SDSS J162411.64+283542.2, Gaia DR2 1317490357738544256, WD 1622+287

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 24 11.63 (0.3) 16 24 11.64 16 24 11.63 (0.4) 16 24 11.65 (0.3) 16 24 11.64 16 24 11.47 16 24 11.64
Declination 28 35 42.22 (0.3) 28 35 42.19 28 35 42.22 (0.4) 28 35 42.22 (0.3) 28 35 42.22 28 35 39.12 28 35 42.23
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 20579.0 22993.0 (934) 24419.0 (1041)
log(g) [cgs] 6.15 7.95 (0.2) 7.76 (0.2)
Mass [M☉] 0.121 0.522 (0.1)
log(Luminosity) [L☉]
Cooling age [Gyr]
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] 0.52 (0.4) 0.41 (0.6) 0.52 (0.4)
Distance [pc] 1930.35 (1467) 2412.84 (3225) 1930.50 (1467)
Composition H
Proper motion (right ascension) [mas/yr] -15.28014078 (0.4) -15.34339697 (0.9) -15.28 (0.4) 0.4
Proper motion (declination) [mas/yr] 0.217194005 (0.4) -0.225806728 (1) 0.217 (0.4) 0.5
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.75 (0.03) 19.75 (0.03) 19.75 (0.03) 19.75 19.75 (0.03)
g magnitude 19.78 (0.01) 19.77 (0.01) 19.79 (0.02) 19.79 19.79 (0.02)
r magnitude 20.14 (0.02) 20.13 (0.02) 20.15 (0.02) 20.15 20.17 (0.02)
i magnitude 20.49 (0.04) 20.47 (0.04) 20.49 (0.04) 20.49 20.50 (0.04)
z magnitude 20.62 (0.1) 20.61 (0.1) 20.71 (0.1) 20.71 20.72 (0.1)
G magnitude 19.98 (0.06) 20.04 19.98 (0.005)
BP magnitude 19.96 (0.06) 19.87
RP magnitude 20.07 (0.09) 20.07
Pan g magnitude 19.82 (0.04)
Pan r magnitude 20.16 (0.01)
Pan i magnitude 20.50 (0.03)
Pan z magnitude 20.62 (0.07)
Pan y magnitude
E(B-V) 0.027

* 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.