NLTT 42805

All names: TIC 356057728, LSPM J1626+1938, Gaia EDR3 1201036206454896000, WD 1624+197, Gaia DR3 1201036206454896000, GALEX J162626.2+193841, 16264+1938, PM J16264+1938, NLTT 42805, WDJ162626.33+193839.32, J1626+1938, LP 445-15, Gaia DR2 1201036206454896000, PSO J246.6089+19.6451, 2MASS J16262633+1938394, USNO-B1.0 1096-00251035, SDSS J162626.28+193840.0

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Blouin et al. 2019 MWDD H Gaia DR2 Stilism Limoges et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 16 26 26.14 (0.03) 16 26 26.14 (0.04) 16 26 26.14 (0.04) 16 26 26.14 16 26 26.33 (0.03) 16 26 26.14 16 26 25.87
Declination 19 38 42.75 (0.03) 19 38 42.64 (0.04) 19 38 42.64 (0.04) 19 38 42.75 19 38 39.32 (0.03) 19 38 42.64 19 38 35.88
Spectral type DA DA DA DA DA DA DA DA DA
Effective temperature [K] 6104.0 (46) 6158.0 (13) 6096.3 (24) 6075.0 (35) 6086.0 6300.0 (102) 6228.0 (26)
log(g) [cgs] 8.24 (0.02) 8.26 (0.004) 8.24 (0.01) 8.24 (0.02) 8.23 8.32 (0.1) 8.29 (0.007)
Mass [M] 0.738 (0.01) 0.753 (0.004) 0.737 (0.01) 0.735 0.79 (0.09) 0.771 (0.007)
log(Luminosity) [L] -3.83
Cooling age [Gyr] 3.9900 3.7920 (0.1) 3.7470
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] 36.27 (0.05) 36.27 (0.05) 36.30 (0.06) 36.30 (0.06) 36.30 (0.06) 36.30 (0.06) 36.27 36.27 (0.05) 36.30 (0.06)
Distance [pc] 27.57 (0.04) 27.57 (0.04) 27.55 (0.05) 27.55 (0.04) 27.55 (0.04) 27.55 (0.04) 27.60 (0.6) 27.57 27.57 (0.04) 27.55 (0.04)
Composition H H H H H
Proper motion (right ascension) [mas/yr] -174.8218506 (0.04) -174.8065464 (0.08) -174.822 (0.04) -174.8065464
Proper motion (declination) [mas/yr] 213.9190738 (0.04) 214.0902939 (0.08) 213.919 (0.04) 214.0902939
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.00
V magnitude
R magnitude 16.20
I magnitude
J magnitude 15.60 (0.007) 15.64 (0.06) 15.64 15.64 (0.06)
H magnitude 15.33 (0.09) 15.33 (0.09) 15.33 15.33 (0.09)
K magnitude 15.41 (0.2) 15.41 (0.2) 15.41 15.41 (0.2)
u magnitude 17.64 (0.01) 17.61 17.65 (0.01) 17.66 (0.01)
g magnitude 16.83 16.80 (0.003) 16.84 (0.004)
r magnitude 16.48 16.50 (0.002) 16.49 (0.004)
i magnitude 16.35 16.38 (0.003) 16.36 (0.004)
z magnitude 16.36 16.38 (0.004) 16.37 (0.008)
G magnitude 16.49 (0.005) 16.50 16.50 16.49 16.49 (0.003) 16.50
BP magnitude 16.78 (0.005) 16.78 16.78
RP magnitude 16.05 (0.003) 16.05 16.05
Pan g magnitude 16.80 (0.003) 16.80 (0.003) 16.80 (0.003)
Pan r magnitude 16.50 (0.001) 16.50 (0.002) 16.50 (0.002)
Pan i magnitude 16.38 (0.002) 16.38 (0.003) 16.38 (0.003)
Pan z magnitude 16.38 (0.004) 16.38 (0.004) 16.38 (0.004)
Pan y magnitude 16.38 (0.006) 16.38 (0.007) 16.38 (0.007)
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.