SDSS J160024.21+274321.1

All names: Gaia DR3 1316671290295471744, Gaia EDR3 1316671290295471744, WD 1558+278, GALEX J160024.2+274321, SDSS J160024.22+274320.9, SDSS J160024.21+274321.1, Gaia DR2 1316671290295471744, SDSS J160024.21+274320.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 00 24.22 (0.09) 16 00 24.21 16 00 24.22 (0.1) 16 00 24.21 (0.09) 16 00 24.21 16 00 24.34 16 00 24.21
Declination 27 43 20.79 (0.1) 27 43 21.10 27 43 20.80 (0.2) 27 43 21.15 (0.1) 27 43 21.11 27 43 18.48 27 43 21.11
Spectral type DA DA DA DA DA_auto DA DA DA
Effective temperature [K] 34913.0 (437) 21854.0 34220.0 (630) 34379.0 (469) 33917.0 (479)
log(g) [cgs] 7.83 (0.08) 7.14 7.83 (0.1) 7.86 (0.09) 7.82 (0.1)
Mass [M] 0.57 (0.03) 0.304 0.58 (0.06) 0.57 (0.04)
log(Luminosity) [L] -0.51 (0.05)
Cooling age [Gyr] 0.0055 (0.0002) 0.0256 0.0066
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] 1.45 (0.2) 1.34 (0.2) 1.45 (0.2)
Distance [pc] 691.20 (77) 748.80 (116) 691.18 (77)
Composition H H H
Proper motion (right ascension) [mas/yr] 2.891495091 (0.1) 3.294125362 (0.3) 2.891 (0.1) 4.0
Proper motion (declination) [mas/yr] -22.2768552 (0.2) -22.15622559 (0.3) -22.277 (0.2) -21.9
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.11 (0.01) 18.11 (0.01) 18.12 (0.02) 18.11 18.11 (0.02)
g magnitude 18.37 (0.007) 18.37 (0.007) 18.40 (0.02) 18.39 18.38 (0.02)
r magnitude 18.83 (0.009) 18.83 (0.009) 18.85 (0.02) 18.84 18.84 (0.02)
i magnitude 19.20 (0.02) 19.20 (0.01) 19.19 (0.03) 19.18 19.18 (0.03)
z magnitude 19.38 (0.06) 19.38 (0.07) 19.41 (0.07) 19.41 19.40 (0.07)
G magnitude 18.63 (0.01) 18.66 18.63 (0.003)
BP magnitude 18.54 (0.01) 18.42
RP magnitude 18.88 (0.03) 18.86
Pan g magnitude 18.45 (0.005)
Pan r magnitude 18.85 (0.007)
Pan i magnitude 19.20 (0.01)
Pan z magnitude 19.45 (0.02)
Pan y magnitude 19.58 (0.02)
E(B-V) 0.033

* 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.