SDSS J075907.80+164639.3

All names: SDSS J075907.80+164639.30, SDSS J075907.80+164639.3, Gaia DR2 667311680120675712, Gaia DR3 667311680120675712, Gaia EDR3 667311680120675712, SDSS J075907.80+164639.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 07 59 07.79 (0.4) 07 59 07.80 07 59 07.79 (0.6) 07 59 07.81 (0.4) 07 59 07.80
Declination 16 46 39.23 (0.2) 16 46 39.26 16 46 39.23 (0.3) 16 46 39.33 (0.2) 16 46 39.31
Spectral type DBAH: DBAH DBAH: DB
Effective temperature [K] 14882.0 16021.0 13176.0 15185.0 (467)
log(g) [cgs] 8.29 7.71 7.42 8.51 (0.3)
Mass [M] 0.771 0.443 0.319
log(Luminosity) [L]
Cooling age [Gyr] 0.1557
log(H/He) -4.821
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 2.29 (0.4) 1.60 (0.6) 2.29 (0.4)
Distance [pc] 436.92 (79) 625.78 (223) 436.93 (79)
Composition He
Proper motion (right ascension) [mas/yr] -15.10548144 (0.5) -15.9018737 (1) -15.105 (0.5)
Proper motion (declination) [mas/yr] -6.611955743 (0.3) -6.441062763 (0.6) -6.612 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.64 (0.03) 19.64 (0.03) 19.56 (0.03)
g magnitude 19.63 (0.01) 19.63 (0.01) 19.63 (0.01)
r magnitude 19.88 (0.02) 19.88 (0.02) 19.85 (0.02)
i magnitude 20.21 (0.03) 20.21 (0.03) 20.10 (0.03)
z magnitude 20.56 (0.2) 20.56 (0.2) 20.34 (0.1)
G magnitude 19.73 (0.08) 19.80 19.73 (0.005)
BP magnitude 19.59 (0.08) 19.48
RP magnitude 19.77 (0.08) 19.71
Pan g magnitude 19.68 (0.02)
Pan r magnitude 19.88 (0.02)
Pan i magnitude 20.14 (0.03)
Pan z magnitude 20.33 (0.03)
Pan y magnitude 20.25 (0.1)
E(B-V) 0.022

* 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.