HS 1443+2934

All names: TIC 219826764, GALEX J144528.4+292132, HS 1443+2934, Gaia EDR3 1282448170543051648, Gaia DR3 1282448170543051648, PM J14454+2921N, 14454+2921N, Ton 213, WD 1443+295, 2MASS J14452847+2921322, LAMOST J144528.43+292132.6, Gaia DR2 1282448170543051648, WDJ144528.47+292132.07, SDSS J144528.44+292132.1

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 McCleery et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Limoges 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 14 45 28.38 (0.01) 14 45 28.38 (0.02) 14 45 28.38 (0.02) 14 45 28.38 14 45 28.47 (0.01) 14 45 28.38 14 45 27.96
Declination 29 21 32.04 (0.02) 29 21 32.04 (0.02) 29 21 32.04 (0.02) 29 21 32.04 29 21 32.07 (0.02) 29 21 32.04 29 21 24.84
Spectral type DA DA DA DAZ DA DA DA DA3.8 DA
Effective temperature [K] 12445.0 (167) 12305.1 (52) 12255.0 16315.0 (338) 13050.0 (222) 13110.0 (216) 12182.0 (57)
log(g) [cgs] 7.96 (0.01) 7.96 (0.006) 7.96 8.04 (0.07) 8.00 (0.05) 8.00 (0.05) 7.95 (0.004)
Mass [M] 0.586 (0.009) 0.58 0.64 (0.04) 0.61 (0.03) 0.61 (0.03) 0.576 (0.003)
log(Luminosity) [L] -2.36
Cooling age [Gyr] 0.3325
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] 26.05 (0.03) 26.05 (0.03) 25.97 (0.03) 25.97 (0.03) 26.05 26.05 (0.03) 25.97 (0.03)
Distance [pc] 38.39 (0.04) 38.39 (0.04) 38.51 (0.05) 38.51 (0.05) 39.30 (1) 39.00 38.39 38.39 (0.04) 38.51 (0.05)
Composition H H H H
Proper motion (right ascension) [mas/yr] -74.66878371 (0.02) -74.66781395 (0.05) -74.669 (0.02) -74.66781395
Proper motion (declination) [mas/yr] -2.110271645 (0.02) -2.033395838 (0.07) -2.11 (0.03) -2.033395838
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 14.50
V magnitude
R magnitude
I magnitude
J magnitude 14.63 (0.04)
H magnitude 14.73 (0.07)
K magnitude 14.90 (0.2)
u magnitude 14.87 (0.01) 14.85 (0.004) 14.85
g magnitude 14.43 (0.03) 14.40 (0.003) 14.41
r magnitude 14.63 (0.02) 14.62 (0.004) 14.63
i magnitude 14.86 (0.02) 14.85 (0.004) 14.85
z magnitude 15.10 (0.02) 15.09 (0.005) 15.09
G magnitude 14.51 (0.0009) 14.53 14.53 14.51 14.51 (0.003) 14.53
BP magnitude 14.51 (0.0009) 14.51 14.51
RP magnitude 14.55 (0.0009) 14.55 14.55
Pan g magnitude 14.44 (0.002)
Pan r magnitude 14.63 (0.005)
Pan i magnitude 14.86 (0.001)
Pan z magnitude 15.08 (0.002)
Pan y magnitude 15.23 (0.003)
E(B-V) 0.003

* 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.