LP 373-23

All names: SDSS J105349.49+242532.2, Gaia DR2 3996172640334271872, WDJ105349.62+242532.58, Gaia DR3 3996172640334271872, USNO-B1.0 1144-00180387, PM J10538+2425, 10538+2425, PSO J163.4554+24.4254, NLTT 25646, SDSS J105349.49+242532.1, LSPM J1053+2425, J1053+2425, 2MASS J10534969+2425327, Gaia EDR3 3996172640334271872, TIC 138735632, LP 373-23

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic 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
Right ascension 10 53 49.21 (0.09) 10 53 49.22 (0.1) 10 53 49.21 10 53 49.62 (0.09) 10 53 49.22
Declination 24 25 31.35 (0.1) 24 25 31.39 (0.2) 24 25 31.35 24 25 32.56 (0.1) 24 25 31.39
Spectral type DA DA DA DA DA DA DA DA
Effective temperature [K] 5902.0 (23) 5872.0 (21) 5902.0 (23) 5820.0 (40) 5836.0 5900.0 (55) 5954.0 (50)
log(g) [cgs] 8.25 (0.009) 8.23 (0.01) 8.25 (0.01) 8.22 (0.02) 8.22 8.00 (0) 8.28 (0.02)
Mass [M] 0.744 (0.009) 0.731 (0.01) 0.744 (0.01) 0.724 (0.01) 0.726 0.59 (0.1) 0.765 (0.02)
log(Luminosity) [L] -3.76
Cooling age [Gyr] 4.3200 4.1850 (0.2) 4.1660
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] 23.43 (0.1) 23.42 (0.2) 23.43 (0.2) 23.42 (0.2) 23.43 23.43 (0.1) 23.42 (0.2)
Distance [pc] 42.68 (0.2) 42.70 (0.3) 42.69 (0.3) 42.69 (0.3) 50.70 (6) 42.68 42.68 (0.2) 42.69 (0.3)
Composition H H H H H
Proper motion (right ascension) [mas/yr] -351.9468188 (0.1) -351.2833903 (0.3) -355.0 -351.947 (0.1) -351.2833903
Proper motion (declination) [mas/yr] -75.70188863 (0.1) -76.49880628 (0.3) -63.0 -75.702 (0.1) -76.49880628
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.70
V magnitude
R magnitude 17.30
I magnitude
J magnitude 16.69 (0.02) 16.76 (0.1) 16.76 16.76 (0.1)
H magnitude 16.34 (0.2) 16.34 (0.2) 16.34 16.34 (0.2)
K magnitude 16.12 (0.03) 16.12
u magnitude 18.94 (0.02) 18.93 18.93 (0.02) 18.93 (0.02)
g magnitude 18.02 17.96 (0.005) 18.02 (0.006)
r magnitude 17.62 17.59 (0.003) 17.62 (0.006)
i magnitude 17.47 17.46 (0.009) 17.50 (0.006)
z magnitude 17.41 17.43 (0.008) 17.41 (0.01)
G magnitude 17.61 (0.01) 17.63 17.61 17.61 (0.003) 17.63
BP magnitude 17.94 (0.01) 17.93 17.93
RP magnitude 17.12 (0.008) 17.13 17.13
Pan g magnitude 17.96 (0.005) 17.96 (0.005) 17.96 (0.005)
Pan r magnitude 17.59 (0.003) 17.59 (0.003) 17.59 (0.003)
Pan i magnitude 17.46 (0.008) 17.46 (0.009) 17.46 (0.009)
Pan z magnitude 17.43 (0.009) 17.43 (0.008) 17.43 (0.008)
Pan y magnitude 17.43 (0.009) 17.43 (0.008) 17.43 (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.