EGGR 509

All names: ** KPP 2678A, WDJ000734.82-160531.61, DENIS J000734.8-160530, PSO J001.8958-16.0923, DENIS J000734.7-160531, TIC 289593425, WD 0005-163, WD 0005-16, G 158-132, Gaia DR3 2416481783371550976, WD0005-163, Gaia EDR3 2416481783371550976, 2MASS J00073480-1605314, Gaia DR2 2416481783371550976, PHL 677, GALEX J000734.8-160531, EC 00050-1622, EGGR 509, WD 0005-164, G158-132, WDS J00076-1606A, WISE J000734.94-160531.9, USNO-B1.0 0739-00001509

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Koester et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 00 07 35.02 (0.04) 00 07 35.01 (0.06) 00 07 34.80 00 07 35.02 00 07 34.82 (0.04) 00 07 35.01 00 07 34.22
Declination -16 05 32.64 (0.03) -16 05 32.61 (0.04) -16 05 32.00 -16 05 32.64 -16 05 31.61 (0.03) -16 05 32.61 -16 05 35.88
Spectral type DA DA DA DA DA+L3 DA5
Effective temperature [K] 11030.0 14920.0 (252) 15141.0 (25) 12071.0 (45) 12114.0 (152)
log(g) [cgs] 7.81 7.93 (0.05) 7.59 (0.009) 7.91 (0.02) 7.93 (0.01)
Mass [M] 0.498 0.57 (0.03) 0.56 0.567 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.3692
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] 12.34 (0.05) 12.39 (0.07) 12.34 12.34 (0.05) 12.39 (0.07)
Distance [pc] 81.05 (0.3) 80.72 (0.5) 104.00 81.05 81.05 (0.3) 80.72 (0.5)
Composition H H
Proper motion (right ascension) [mas/yr] 179.228742 (0.05) 179.2934307 (0.1) 179.229 (0.05) 179.2934307
Proper motion (declination) [mas/yr] -64.40159965 (0.04) -64.40919325 (0.1) -64.402 (0.04) -64.40919325
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.00
V magnitude 16.29
R magnitude 16.00
I magnitude 16.05 (0.06)
J magnitude 15.80 (0.07)
H magnitude 15.50 (0.1)
K magnitude 15.46 (0.2)
u magnitude
g magnitude 16.07 (0.002)
r magnitude 16.26 (0.005)
i magnitude 16.47 (0.002)
z magnitude 16.66 (0.003)
G magnitude 16.15 (0.003) 16.17 16.15 16.15 (0.003) 16.17
BP magnitude 16.16 (0.003) 16.16 16.16
RP magnitude 16.16 (0.006) 16.15 16.15
Pan g magnitude 16.07 (0.002)
Pan r magnitude 16.26 (0.005)
Pan i magnitude 16.47 (0.002)
Pan z magnitude 16.66 (0.004)
Pan y magnitude 16.71 (0.009)
E(B-V) 0.002

* 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.