[VV2006] J165203.7+352816

All names: SDSS J165203.67+352815.7, SDSS J165203.67+352815.8, USNO-A2.0 1200-08075120, Gaia EDR3 1315047071103575808, GALEX J165203.6+352816, SDSS J165203.68+352815.8, Gaia DR2 1315047071103575808, Gaia DR3 1315047071103575808, WD 1650+355, [VV2006] J165203.7+352816

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 52 03.67 (0.2) 16 52 03.67 (0.2) 16 52 03.68 16 52 03.68 (0.2) 16 52 03.68 16 52 02.23 16 52 03.68
Declination 35 28 15.48 (0.2) 35 28 15.49 (0.3) 35 28 15.82 35 28 15.81 (0.2) 35 28 15.80 35 28 09.48 35 28 15.81
Spectral type DAH DA DA DAH DAH DAH DAP4.4 DAH DAH
Effective temperature [K] 11615.4 (501) 10511.0 11500.0 16290.0 (216) 18785.0 (378)
log(g) [cgs] 8.13 (0.7) 8.01 8.00 (0) 9.00 (0.002) 9.98 (0.03)
Mass [M] 0.6827749233932868 (0.08) 0.605
log(Luminosity) [L]
Cooling age [Gyr] 0.5331
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] 3.82 (0.2) 3.51 (0.3) 3.82 (0.2)
Distance [pc] 261.80 (15) 285.11 (25) 261.79 (15)
Composition H H
Proper motion (right ascension) [mas/yr] -4.558804911 (0.2) -4.392584748 (0.5) -4.559 (0.2) 4.3
Proper motion (declination) [mas/yr] -21.00742644 (0.3) -20.76291145 (0.5) -21.007 (0.3) -31.2
Variability
Magnetic yes yes yes yes yes
Bd [MG] 10.134152316167786 7.37 (3) 7.37 (3)
Infrared excess (disk)
Binarity
B magnitude 18.90 (0.3)
V magnitude
R magnitude 18.80 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.66 (0.03) 19.66 (0.03) 19.68 19.65 (0.03)
g magnitude 19.23 (0.01) 19.25 (0.02) 19.25 19.23 (0.02)
r magnitude 19.41 (0.01) 19.41 (0.02) 19.42 19.40 (0.02)
i magnitude 19.53 (0.02) 19.54 (0.03) 19.54 19.52 (0.03)
z magnitude 19.75 (0.09) 19.77 (0.09) 19.75 19.74 (0.09)
G magnitude 19.28 (0.04) 19.34 19.28 (0.004)
BP magnitude 19.32 (0.04) 19.33
RP magnitude 19.28 (0.06) 19.24
Pan g magnitude 19.25 (0.01)
Pan r magnitude 19.41 (0.01)
Pan i magnitude 19.58 (0.006)
Pan z magnitude 19.77 (0.03)
Pan y magnitude 19.61 (0.05)
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.