SDSS J160836.23+271132.1

All names: GALEX J160836.2+271132, SDSS J160836.24+271132.0, LAMOST J160836.23+271132.0, Gaia EDR3 1315973929342093440, TIC 236333323, SDSS J160836.23+271132.1, SDSS J160836.24+271132.06, Gaia DR2 1315973929342093440, 2MASS J16083623+2711321, Gaia DR3 1315973929342093440

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 16 08 36.24 (0.02) 16 08 36.24 16 08 36.24 (0.03) 16 08 36.24 16 08 36.23 (0.02)
Declination 27 11 31.91 (0.03) 27 11 32.19 27 11 31.92 (0.04) 27 11 31.91 27 11 32.27 (0.03)
Spectral type DBA DBA DB DB DB
Effective temperature [K] 17893.0 15882.0 16152.0 18017.0 (50) 18090.0 (45) 16987.0 (326)
log(g) [cgs] 8.18 7.93 7.95 8.09 (0.02) 8.02 (0.01) 8.03 (0.02)
Mass [M] 0.701 0.55 0.563 0.611 (0.009) 0.61 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.1425
log(H/He) -4.684 -4.34 (0.1)
log(C/He)
log(Ca/He) <-5.59
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] 8.49 (0.04) 8.40 (0.06) 8.49 8.49 (0.04)
Distance [pc] 117.82 (0.6) 119.00 (0.8) 118.00 117.82 117.82 (0.6)
Composition He
Proper motion (right ascension) [mas/yr] 4.724745682 (0.03) 4.604849118 (0.08) 4.725 (0.03)
Proper motion (declination) [mas/yr] -22.29958019 (0.04) -22.24249325 (0.1) -22.3 (0.04)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.60 (0.1)
H magnitude
K magnitude
u magnitude 16.15 (0.005) 16.15 (0.01) 16.15 (0.005)
g magnitude 16.23 (0.004) 16.23 (0) 16.23 (0.004)
r magnitude 16.55 (0.005) 16.55 (0) 16.55 (0.005)
i magnitude 16.82 (0.005) 16.82 (0.01) 16.82 (0.005)
z magnitude 17.07 (0.01) 17.07 (0.01) 17.07 (0.01)
G magnitude 16.39 (0.003) 16.41 16.39 16.39 (0.003)
BP magnitude 16.32 (0.003) 16.26
RP magnitude 16.51 (0.004) 16.51
Pan g magnitude 16.28 (0.003)
Pan r magnitude 16.56 (0.003)
Pan i magnitude 16.83 (0.002)
Pan z magnitude 17.07 (0.005)
Pan y magnitude 17.22 (0.004)
E(B-V) 0.019

* 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.