EGGR 67

All names: PM J09466+4354, LAWD 32, PG 0943+441, 09466+4354, SDSS J094639.07+435452.8, LTT 12591, SA 29-130, EGGR 67, Gaia EDR3 820105214691139584, LSPM J0946+4354, PLX 2312, USNO 33, USNO-B1.0 1339-00209325, WD 0943+441, G 116-52, NLTT 22536, CSI+44-09435, GALEX J094639.0+435454, LAMOST J094639.07+435452.9, G116-52, TIC 243247473, UBV M 42549, US 945, p. Pulk 29 130, WD 0943+44, SDSS J094639.07+435452.9, FBS B 268, Gaia DR2 820105214691139584, Furuhjelm I-182, BPS BS 16935-0035, GEN# +9.80116052, J0946+4354, PLX 2312.00, FBS 0943+441, uvby98 980116052, WDJ094639.07+435452.24, WISEA J094639.06+435455.3, Gaia DR3 820105214691139584, UBV 9226, 2MASS J09463907+4354523

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Kilic et al. 2020 McCleery et al. 2020 MWDD H Gaia DR2 Bedard et al. 2017 Stilism Guo et al. 2015 Limoges et al. 2015 Gianninas et al. 2011 Liebert et al. 2005 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 09 46 39.07 (0.02) 09 46 39.07 (0.03) 09 46 39.07 (0.03) 09 46 39.07 09 46 39.07 (0.02) 09 46 39.07 09 46 39.60
Declination 43 54 56.83 (0.01) 43 54 56.68 (0.03) 43 54 56.68 (0.03) 43 54 56.83 43 54 52.23 (0.01) 43 54 56.68 43 54 42.48
Spectral type DA DA DA DA DA DA DA DA DA DA DA3.8 DA4
Effective temperature [K] 13955.0 (176) 13821.0 (201) 13954.0 (177) 13887.6 (104) 12543.0 13771.0 (222) 13240.0 (285) 13310.0 (276) 12820.0 (248) 13995.0 (73)
log(g) [cgs] 7.56 (0.01) 7.58 (0.02) 7.56 (0.009) 7.59 (0.009) 7.44 7.59 (0.05) 7.69 (0.05) 7.69 (0.05) 7.55 (0.05) 7.55 (0.005)
Mass [M] 0.395 (0.005) 0.423 (0.005) 0.396 (0.005) 0.345 0.46 (0.1) 0.45 (0.02) 0.45 (0.02) 0.41 (0.02) 0.391 (0.003)
log(Luminosity) [L] -2.16 -2.11
Cooling age [Gyr] 0.1754 0.3388
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] 31.22 (0.02) 31.22 (0.02) 31.29 (0.04) 31.29 (0.04) 29.20 (3) 31.22 31.22 (0.02) 31.29 (0.04) 37.00
Distance [pc] 32.03 (0.02) 32.03 (0.02) 31.96 (0.04) 31.96 (0.04) 33.20 (3) 34.20 (3) 28.00 30.00 32.03 32.03 (0.02) 31.96 (0.04) 27.03
Composition H H H H H
Proper motion (right ascension) [mas/yr] -2.509373155 (0.02) -2.531507663 (0.05) -2.509 (0.02) -2.531507663
Proper motion (declination) [mas/yr] 286.9984813 (0.02) 286.884683 (0.06) 286.998 (0.02) 286.884683
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 13.39
V magnitude 13.29
R magnitude 13.80
I magnitude
J magnitude 13.64 (0.03)
H magnitude 13.71 (0.04)
K magnitude 13.72 (0.05)
u magnitude 14.89 (0.006) 14.89 (0.006) 13.55
g magnitude 15.33 (0.01) 15.33 (0.01) 13.60
r magnitude 13.61 (0.002) 13.61 (0.002) 13.48
i magnitude 14.91 (0.007) 14.91 (0.007) 13.74
z magnitude 14.38 (0.007) 14.38 (0.007) 14.02
G magnitude 13.34 (0.001) 13.36 13.36 13.34 13.34 (0.003) 13.36
BP magnitude 13.31 (0.001) 13.31 13.31
RP magnitude 13.43 (0.0008) 13.43 13.43
Pan g magnitude 13.30 (0.03)
Pan r magnitude 13.49 (0.004)
Pan i magnitude 13.76 (0.004)
Pan z magnitude 13.98 (0.002)
Pan y magnitude 14.12 (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.