EGGR 528

All names: WDJ060027.37+234313.56, RL 8, WD 0557+23, 0557+237, NLTT 15907, EGGR 528, G 104-10, G104-10, WD 0557+237, Gaia DR3 3424863550977729536, 2MASS J06002737+2343137, USNO-B1.0 1137-00095213, SDSS J060027.40+234311.9, Gaia EDR3 3424863550977729536, Gaia DR2 3424863550977729536, LAMOST J060027.42+234311.2, LSPM J0600+2343, J0600+2343, TIC 426764169, SDSS J060027.40+234312.0

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 Kilic et al. 2020 Leggett et al. 2018 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 06 00 27.45 (0.07) 06 00 27.45 (0.08) 06 00 27.45 06 00 27.37 (0.07) 06 00 27.45 06 00 27.10
Declination 23 43 09.90 (0.05) 23 43 10.02 (0.08) 23 43 09.90 23 43 13.56 (0.05) 23 43 10.02 23 43 22.80
Spectral type DA DA DA6.0 DA DA DA DA6.0 DA6
Effective temperature [K] 8305.0 (34) 8248.0 (41) 8368.0 (170) 8222.0 8360.0 (121) 8097.0 (90)
log(g) [cgs] 8.01 (0.009) 7.99 (0.01) 8.14 (0.05) 7.98 8.18 (0.06) 7.93 (0.02)
Mass [M] 0.601 (0.008) 0.587 (0.009) 0.685 (0.04) 0.583 0.7 (0.04) 0.555 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.0200 1.1880 (0.1) 0.9707
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] 15.07 (0.08) 15.19 (0.09) 16.52 (0.7) 15.19 (0.09) 15.07 15.07 (0.08) 15.19 (0.09)
Distance [pc] 66.35 (0.3) 65.83 (0.4) 60.53 (2) 65.82 (0.4) 56.00 66.35 66.35 (0.3) 65.82 (0.4)
Composition H H H
Proper motion (right ascension) [mas/yr] 69.16427944 (0.09) 69.24965522 (0.2) 69.164 (0.09) 69.24965522
Proper motion (declination) [mas/yr] -228.5064728 (0.06) -228.512144 (0.1) -228.506 (0.06) -228.512144
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.30
V magnitude
R magnitude 16.70
I magnitude
J magnitude 16.55 (0.009) 16.41 (0.09)
H magnitude 16.44 (0.01) 15.98 (0.2)
K magnitude 16.42 (0.03) 15.93 (0.2)
u magnitude 17.46 (0.01) 17.45 (0.01) 17.45 (0.01)
g magnitude 17.02 (0.004) 17.02 (0.004)
r magnitude 16.95 (0.004) 16.95 (0.004)
i magnitude 17.00 (0.006) 17.00 (0.006)
z magnitude 17.10 (0.01) 17.10 (0.01)
G magnitude 16.90 (0.005) 16.92 16.90 16.90 (0.003) 16.92
BP magnitude 17.03 (0.005) 17.00 17.00
RP magnitude 16.67 (0.01) 16.68 16.68
Pan g magnitude 17.00 (0.004) 17.00 (0.005)
Pan r magnitude 16.97 (0.002) 16.97 (0.002)
Pan i magnitude 17.02 (0.004) 17.02 (0.004)
Pan z magnitude 17.11 (0.003) 17.11 (0.003)
Pan y magnitude 17.18 (0.007) 17.18 (0.008)
E(B-V) 0.001

* 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.