EGGR 23

All names: NLTT 11276, UBV 3416, G37-44, USNO 118, WDJ033517.33+321202.38, 2MASS J03351729+3212027, Gaia DR2 121519060190456960, LTT 11178, GCRV 54193, UBV M 53540, EGGR 23, J0335+3211, LAMOST J033517.55+321159.7, Gaia EDR3 121519060190456960, GEN# +9.80037044, WD 0332+320, USNO-B1.0 1222-00058467, TIC 90766242, G 37-44, UCAC2 43053033, WD 0332+32, CSI+32-03322, LSPM J0335+3212, G 38-4, PLX 745.01, Gaia DR3 121519060190456960

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 MWDD H Gaia DR2 Stilism Guo et al. 2015 Gianninas et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 03 35 17.68 (0.05) 03 35 17.67 (0.1) 03 35 17.68 03 35 17.33 (0.05) 03 35 17.67 03 35 16.44
Declination 32 11 58.22 (0.03) 32 11 58.35 (0.05) 32 11 58.22 32 12 02.38 (0.03) 32 11 58.35 32 12 09.00
Spectral type DA DA DA DA DA DA4.8 DA5
Effective temperature [K] 10163.0 (43) 10116.0 10500.0 (153) 9970.0 (64)
log(g) [cgs] 7.96 (0.007) 7.96 8.20 (0.05) 7.94 (0.01)
Mass [M] 0.58 (0.006) 0.575 0.72 (0.03) 0.567 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.5800 0.5524
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] 21.09 (0.04) 20.94 (0.07) 20.94 (0.07) 21.09 21.09 (0.04) 20.94 (0.07) 10.00 (4)
Distance [pc] 47.43 (0.1) 47.76 (0.2) 47.76 (0.2) 43.00 47.43 47.43 (0.1) 47.76 (0.2) 100.00 (40)
Composition H H H
Proper motion (right ascension) [mas/yr] 278.9653711 (0.06) 278.9286417 (0.2) 278.965 (0.06) 278.9286417
Proper motion (declination) [mas/yr] -259.7694204 (0.04) -259.6390913 (0.1) -259.769 (0.04) -259.6390913
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.62
V magnitude
R magnitude 15.80
I magnitude
J magnitude 15.43 (0.05) 15.43 (0.05)
H magnitude 15.41 (0.1) 15.41 (0.1)
K magnitude 15.41 (0.03) 15.72 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.46 (0.002) 15.47 15.46 15.46 (0.003) 15.47
BP magnitude 15.50 (0.002) 15.49 15.49
RP magnitude 15.38 (0.003) 15.39 15.39
Pan g magnitude 15.45 (0.004) 15.45 (0.005)
Pan r magnitude 15.55 (0.002) 15.55 (0.003)
Pan i magnitude 15.70 (0.002) 15.70 (0.002)
Pan z magnitude 15.86 (0.002) 15.86 (0.002)
Pan y magnitude 15.99 (0.003) 15.99 (0.003)
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.