PHL 559

All names: WD 2330-212, USNO-B1.0 0690-00909022, Gaia EDR3 2388953031573382784, MCT 2330-2113, Gaia DR3 2388953031573382784, PHL 559, Gaia DR2 2388953031573382784

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Bergeron et al. 2021 MWDD H Gaia DR2 Stilism Koester et al. 2009 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 23 32 59.56 (0.06) 23 32 59.56 (0.09) 23 32 59.56 23 32 59.52 (0.06) 23 32 58.94
Declination -20 57 12.64 (0.06) -20 57 12.63 (0.08) -20 57 12.64 -20 57 12.37 (0.06) -20 57 13.32
Spectral type DA DA DA DA DA
Effective temperature [K] 26697.0 (517) 20326.0 26442.0 (69) 24659.0 (753)
log(g) [cgs] 7.63 (0.07) 7.29 7.44 (0.01) 7.47 (0.04)
Mass [M] 0.465 (0.03) 0.334 0.401 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.0109 0.0128
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] 3.80 (0.08) 3.90 (0.1) 3.80 3.80 (0.08)
Distance [pc] 263.25 (5) 263.00 256.23 (7) 263.25 263.25 (5)
Composition H H
Proper motion (right ascension) [mas/yr] 40.47544949 (0.07) 40.79449409 (0.2) 40.475 (0.07)
Proper motion (declination) [mas/yr] -17.02529219 (0.07) -16.87162049 (0.2) -17.025 (0.07)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.25 16.90
V magnitude 17.20
R magnitude 16.80
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.70 (0.008) 16.72 16.70 16.70 (0.003)
BP magnitude 16.59 (0.008) 16.53
RP magnitude 16.92 (0.007) 16.92
Pan g magnitude 16.55 (0.004)
Pan r magnitude 16.91 (0.008)
Pan i magnitude 17.27 (0.005)
Pan z magnitude 17.51 (0.004)
Pan y magnitude 17.66 (0.01)
E(B-V) 0.017

* 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.