EGGR 580

All names: SDSS J190017.32+392234.0, Gaia DR3 2100304020669107328, G205-52, LSPM J1900+3922, USNO-B1.0 1293-00320425, NLTT 47312, G 205-52, WD 1858+393, 2MASS J19001730+3922356, Gaia EDR3 2100304020669107328, 1858+393, UCAC2 45529620, TIC 120424803, J1900+3922, EGGR 580, Gaia DR2 2100304020669107328, WDJ190017.30+392235.25, WD 1858+39, PM J19002+3922, KIC 4242459

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 Leggett et al. 2018 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Farihi et al. 2008 Kilic et al. 2006 Zuckerman et al. 2003 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 19 00 17.35 (0.02) 19 00 17.35 (0.03) 19 00 17.35 19 00 17.30 (0.02) 19 00 17.35 19 00 16.85
Declination 39 22 31.51 (0.02) 39 22 31.62 (0.03) 39 22 31.51 39 22 35.25 (0.02) 39 22 31.62 39 22 41.16
Spectral type DA DA5.4 DA DA DAZ DAZ DA DA5.3 DA6
Effective temperature [K] 9434.0 (28) 9380.0 (255) 9279.0 9530.0 (137) 9470.0 9470.0 9470.0 9328.0 (46)
log(g) [cgs] 8.01 (0.005) 7.93 (0.04) 7.98 8.26 (0.05) 8.00 8.00 7.99 (0.009)
Mass [M] 0.606 (0.004) 0.557 (0.04) 0.584 0.76 (0.03) 0.591 (0.007)
log(Luminosity) [L]
Cooling age [Gyr] 0.7500 0.6480 (0.06) 0.7086
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) -7.84 -7.8 -7.844
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H) -6.8
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) -6.92
log(Ni/H)
Parallax [mas] 22.55 (0.02) 22.51 (0.03) 21.45 (0.4) 22.51 (0.03) 22.55 22.55 (0.02) 22.51 (0.03)
Distance [pc] 44.34 (0.05) 44.42 (0.06) 46.62 (1) 44.43 (0.06) 37.00 44.34 44.34 (0.05) 44.43 (0.06)
Composition H H H H H
Proper motion (right ascension) [mas/yr] 42.19374873 (0.03) 42.21710657 (0.06) 42.194 (0.03) 42.21710657
Proper motion (declination) [mas/yr] -233.9700224 (0.03) -233.994989 (0.06) -233.97 (0.03) -233.994989
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.70
V magnitude 15.63
R magnitude 15.60
I magnitude
J magnitude 15.47 (0.007) 15.43 15.53 (0.05)
H magnitude 15.44 (0.09) 15.36 15.44 (0.09)
K magnitude 15.25 (0.1) 15.43 15.25 (0.1)
u magnitude 16.07 (0.006) 16.09 (0.02) 16.07 (0.006)
g magnitude 15.64 (0.01) 15.64 (0.003)
r magnitude 15.68 (0.008) 15.68 (0.004)
i magnitude 15.78 (0.01) 15.78 (0.004)
z magnitude 15.92 (0.02) 15.94 (0.007)
G magnitude 15.62 (0.002) 15.64 15.62 15.62 (0.003) 15.64
BP magnitude 15.70 (0.002) 15.69 15.69
RP magnitude 15.48 (0.003) 15.49 15.49
Pan g magnitude 15.65 (0.003) 15.65 (0.003)
Pan r magnitude 15.71 (0.004) 15.71 (0.003)
Pan i magnitude 15.81 (0.002) 15.81 (0.002)
Pan z magnitude 15.94 (0.001) 15.94 (0.001)
Pan y magnitude 16.04 (0.003) 16.04 (0.003)
E(B-V) 0.005

* 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.