EGGR 167

All names: WD 0036+312, SDSS J003903.89+313135.6, WD 0036+31, USNO-B1.0 1215-00009335, LAMOST J003903.89+313135.6, LSPM J0039+3131, NLTT 2093, 2MASS J00390362+3131372, G132-12, Gaia DR2 361418474306342656, TIC 267687713, CSI+31-00364, WDJ003903.71+313136.71, EGGR 167, GCRV 50555, J0039+3131, Gaia DR3 361418474306342656, Gaia EDR3 361418474306342656, G 132-12, GALEX J003903.8+313135

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Gianninas et al. 2011 Gianninas et al. 2006 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 00 39 04.00 (0.04) 00 39 03.99 (0.05) 00 39 04.00 00 39 03.71 (0.04) 00 39 03.99 00 39 03.43
Declination 31 31 34.94 (0.03) 31 31 35.00 (0.04) 31 31 34.94 31 31 36.70 (0.03) 31 31 35.00 31 31 40.44
Spectral type DA DA DA DA DA DA DA4.0 DA
Effective temperature [K] 11629.0 (23) 11632.0 (22) 11414.0 15478.0 (132) 12610.0 (222) 12480.0 11894.0 (138)
log(g) [cgs] 7.98 (0.006) 7.97 (0.007) 7.94 7.88 (0.03) 8.01 (0.06) 8.00 8.01 (0.01)
Mass [M] 0.593 (0.005) 0.585 (0.006) 0.572 0.55 (0.02) 0.61 (0.03) 0.61 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.3964
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] 11.67 (0.06) 11.57 (0.07) 11.67 11.67 (0.06) 11.57 (0.07)
Distance [pc] 85.68 (0.4) 86.47 (0.5) 83.00 85.68 85.68 (0.4) 86.47 (0.5)
Composition H H H
Proper motion (right ascension) [mas/yr] 228.8481273 (0.06) 228.8259279 (0.1) 228.848 (0.06) 228.8259279
Proper motion (declination) [mas/yr] -110.0999162 (0.04) -110.274566 (0.1) -110.1 (0.04) -110.274566
Variability VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.20
V magnitude 16.20 16.20
R magnitude 16.00
I magnitude
J magnitude 16.58 (0.1)
H magnitude 16.22 (0.3)
K magnitude 16.03 (0.3)
u magnitude 16.72 (0.007) 16.72 (0.007)
g magnitude 16.29 (0.003) 16.29 (0.003)
r magnitude 16.49 (0.004) 16.49 (0.004)
i magnitude 16.69 (0.005) 16.69 (0.005)
z magnitude 16.90 (0.01) 16.90 (0.01)
G magnitude 16.39 (0.003) 16.41 16.39 16.39 (0.003) 16.41
BP magnitude 16.40 (0.003) 16.40 16.40
RP magnitude 16.40 (0.005) 16.40 16.40
Pan g magnitude 16.34 (0.0008)
Pan r magnitude 16.51 (0.003)
Pan i magnitude 16.70 (0.003)
Pan z magnitude 16.92 (0.001)
Pan y magnitude 17.05 (0.007)
E(B-V) 0.005
Period #1 [s] 212.7
Amplitude #1 [mma] 4.3

* 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.