EGGR 325

All names: Gaia EDR3 761480972683472384, USNO-B1.0 1242-00185641, FBS B 508, LSPM J1059+3414, FBS 1056+345, WDJ105925.52+341452.34, G 119-47, 2MASS J10592554+3414527, GALEX J105925.4+341451, WD 1056+345, SDSS J105925.45+341451.4, SDSS J105925.46+341451.4, Gaia DR3 761480972683472384, WD 1056+34, SDSS J105925.46+341451.40, 1056+345, UCAC2 43791582, GEN# +9.80119047, UBV M 43187, Gaia DR2 761480972683472384, CBS 133, Ton 1312, TIC 173008360, G119-47, GEN# +6.10071312, EGGR 325, NLTT 25908, PG 1056+345, WIRED J105925.46+341451.4

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Leggett et al. 2018 MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Bergeron et al. 2011 Zuckerman et al. 2010 Wegner et al. 1987 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 59 25.28 (0.03) 10 59 25.46 10 59 25.28 (0.05) 10 59 25.28 10 59 25.52 (0.03) 10 59 25.28 10 59 25.97 10 59 25.46
Declination 34 14 48.78 (0.03) 34 14 51.43 34 14 48.89 (0.05) 34 14 48.78 34 14 52.34 (0.03) 34 14 48.89 34 14 54.24 34 14 51.43
Spectral type DBA DBA4.2 DBA DBA DB DB DB5 DBA DB5 DBAH: DB
Effective temperature [K] 11960.0 (96) 12313.0 12182.0 12021.0 (376) 11806.0 12037.0 (38) 12440.0 (337) 12000.0 11000.0 12276.0 (113) 12779.0 (120)
log(g) [cgs] 8.00 (0.008) 7.95 8.03 8.03 (0.05) 7.98 8.00 (0) 8.23 (0.1) 8.05 (0.01) 8.70 (0.09)
Mass [M] 0.584 (0.007) 0.555 0.603 0.601 (0.04) 0.574 0.73 (0.1) 0.614 (0.009)
log(Luminosity) [L] -2.60
Cooling age [Gyr] 0.3970 (0.05) 0.3901 0.5012
log(H/He) -5.5 -5.469 -5.36 (0.08) -5.3 (0.2) <-5
log(C/He)
log(Ca/He) <-10.57 <-11.9
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 18.19 (0.04) 18.38 (0.6) 18.06 (0.06) 18.19 18.19 (0.04) 18.06 (0.06)
Distance [pc] 54.97 (0.1) 54.41 (2) 55.36 (0.2) 54.00 49.00 54.97 54.97 (0.1) 55.36 (0.2)
Composition He He
Proper motion (right ascension) [mas/yr] -190.3911145 (0.04) -190.1670024 (0.1) -190.391 (0.04) -190.167
Proper motion (declination) [mas/yr] -222.3107267 (0.04) -222.2895477 (0.1) -222.311 (0.04) -222.29
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.47
V magnitude 15.58
R magnitude 15.30
I magnitude
J magnitude 15.67 (0.05)
H magnitude 15.54 (0.09)
K magnitude 15.76 (0.2)
u magnitude 15.44 (0.005) 15.44 (0.005) 15.44 (0.005) 15.43 (0.03)
g magnitude 15.42 (0.004) 15.43 (0.004) 15.43 (0.004) 15.47 (0.02)
r magnitude 15.63 (0.004) 15.63 (0.004) 15.63 (0.004) 15.63 (0.01)
i magnitude 15.81 (0.004) 15.81 (0.004) 15.81 (0.004) 15.81 (0.02)
z magnitude 16.04 (0.007) 16.05 (0.007) 16.05 (0.007) 16.04 (0.02)
G magnitude 15.51 (0.002) 15.53 15.51 15.51 (0.003) 15.53
BP magnitude 15.49 (0.002) 15.46 15.46
RP magnitude 15.51 (0.003) 15.52 15.52
Pan g magnitude 15.48 (0.006)
Pan r magnitude 15.63 (0.003)
Pan i magnitude 15.85 (0.001)
Pan z magnitude 16.04 (0.004)
Pan y magnitude 16.16 (0.003)
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.