EGGR 371

All names: WD 1736+05, G 140-2, WDJ173841.66+051607.66, USNO 173, PM J17386+0516, 17386+0516, WD1736+052, USNO-B1.0 0952-00300884, Gaia DR2 4485626636646013696, NLTT 45180, Gaia DR3 4485626636646013696, GALEX J173841.6+051606, J1738+0516, TIC 349335422, EGGR 371, 2MASS J17384165+0516074, GEN# +9.80140002, LSPM J1738+0516, UBV M 53796, Gaia EDR3 4485626636646013696, WD 1736+052, G140-2, PLX 4011.11, 1736+052

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Caron et al. 2023 Leggett et al. 2018 MWDD H Gaia DR2 Bedard et al. 2017 Stilism Limoges et al. 2015 Gianninas et al. 2011 Koester et al. 2009 Zuckerman et al. 2003 Koester et al. 2001 Bergeron et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 17 38 41.63 (0.03) 17 38 41.63 (0.05) 17 38 41.70 17 38 41.63 17 38 41.66 (0.03) 17 38 41.63 17 38 41.64
Declination 05 16 03.11 (0.02) 05 16 03.25 (0.04) 05 16 06.00 05 16 03.11 05 16 07.67 (0.02) 05 16 03.25 05 16 15.60
Spectral type DA DA5.7 DA DA DA DA DA DA DA DA5.6 DA6
Effective temperature [K] 8816.0 (28) 8803.0 (247) 8784.0 8969.0 (132) 9300.0 (1777) 9040.0 (132) 8838.0 (7) 6675.0 9064.0 (12) 8890.0 (230) 8857.0 (39)
log(g) [cgs] 7.99 (0.006) 8.04 (0.04) 7.98 8.14 (0.06) 8.17 (0.2) 8.43 (0.06) 8.06 (0.01) 7.13 8.24 (0.02) 8.11 (0.2) 8.00 (0.008)
Mass [M] 0.59 (0.005) 0.621 (0.04) 0.585 0.68 (0.3) 0.7 (0.1) 0.88 (0.04) 0.75 0.67 (0.1) 0.595 (0.007)
log(Luminosity) [L] -3.06 -3.10 (0.1)
Cooling age [Gyr] 0.8600 0.8890 (0.09) 0.8187 0.9700 (0.3)
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) <-11.724
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] 21.99 (0.05) 21.93 (0.08) 22.74 (0.4) 21.93 (0.08) 23.40 (4) 23.40 (4) 21.99 21.99 (0.05) 21.93 (0.08) 23.00 (3)
Distance [pc] 45.47 (0.09) 45.60 (0.2) 43.98 (0.8) 45.59 (0.2) 42.20 (7) 42.70 (8) 33.00 42.74 (7) 45.47 45.47 (0.09) 45.59 (0.2) 43.48 (6)
Composition H H H H H
Proper motion (right ascension) [mas/yr] -33.54801374 (0.04) -33.22066078 (0.1) -33.548 (0.04) -33.22066078
Proper motion (declination) [mas/yr] -285.0544532 (0.03) -284.9222523 (0.1) -285.054 (0.03) -284.9222523
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.15 16.32
V magnitude 15.89 15.89 15.92
R magnitude 15.80 15.80
I magnitude 15.66
J magnitude 15.60 (0.009) 15.62 15.68 (0.07)
H magnitude 15.57 (0.1) 15.56 15.57 (0.1)
K magnitude 15.35 (0.2) 15.49 15.35 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.87 (0.002) 15.89 15.87 15.87 (0.003) 15.89
BP magnitude 15.96 (0.002) 15.95 15.95
RP magnitude 15.70 (0.002) 15.71 15.71
Pan g magnitude 15.94 (0.003) 15.94 (0.003)
Pan r magnitude 15.94 (0.002) 15.94 (0.002)
Pan i magnitude 16.04 (0.002) 16.04 (0.002)
Pan z magnitude 16.14 (0.002) 16.14 (0.002)
Pan y magnitude 16.22 (0.009) 16.22 (0.008)
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.