LSPM J0951+0809

All names: USNO-B1.0 0981-00215050, LSPM J0951+0809, Gaia EDR3 3877952432852336128, LAMOST J095156.16+080933.1, WD 0949+083, SDSS J095156.15+080933.1, Gaia DR3 3877952432852336128, GALEX J095156.1+080932, SDSS J095156.16+080933.1, HS 0949+0823, SDSS J095156.16+080933.2, Gaia DR2 3877952432852336128

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Guo et al. 2015 Tremblay et al. 2011 Koester et al. 2009 Mukadam et al. 2004 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 51 56.08 (0.07) 09 51 56.16 09 51 56.09 (0.1) 09 51 56.08 09 51 56.17 (0.07) 09 51 56.16 09 51 55.94 09 51 56.16
Declination 08 09 31.18 (0.05) 08 09 33.17 08 09 31.25 (0.09) 08 09 31.18 08 09 33.48 (0.05) 08 09 33.18 08 09 29.16 08 09 33.15
Spectral type DA DA? DA DA DA DA_auto DA DA DA
Effective temperature [K] 13738.0 13270.0 (130) 14755.0 (66) 12000.0 14652.0 (274) 13869.0 (153) 14758.0 (121)
log(g) [cgs] 7.88 8.02 (0.03) 7.81 (0.01) 7.96 (0.02) 7.85 (0.02) 7.92 (0.02)
Mass [M] 0.541 0.62 (0.02) 0.587 (0.02) 0.57 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.2145 0.3020
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] 7.56 (0.08) 7.53 (0.1) 7.56 7.56 (0.08)
Distance [pc] 132.31 (1) 132.78 (2) 132.31 132.31 (1)
Composition H H
Proper motion (right ascension) [mas/yr] -82.76549259 (0.09) -82.32086497 (0.2) -82.765 (0.09) -78.0
Proper motion (declination) [mas/yr] -143.3751195 (0.06) -143.3117192 (0.2) -143.375 (0.06) -137.9
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.10 16.50
V magnitude
R magnitude 16.90
I magnitude
J magnitude 17.17 (0.02)
H magnitude 17.22 (0.04)
K magnitude 17.21 (0.06)
u magnitude 17.15 (0.009) 17.15 (0.009) 17.19 (0.02) 17.18 17.17 (0.02)
g magnitude 16.76 (0.004) 16.76 (0.004) 16.79 (0.01) 16.78 16.77 (0.01)
r magnitude 17.03 (0.005) 17.03 (0.005) 17.04 (0.03) 17.03 17.02 (0.03)
i magnitude 17.27 (0.006) 17.27 (0.006) 17.29 (0.03) 17.28 17.27 (0.03)
z magnitude 17.49 (0.02) 17.49 (0.02) 17.52 (0.02) 17.51 17.49 (0.02)
G magnitude 16.91 (0.005) 16.93 16.91 16.91 (0.003)
BP magnitude 16.89 (0.005) 16.89
RP magnitude 17.01 (0.007) 17.01
Pan g magnitude 16.80 (0.007)
Pan r magnitude 17.04 (0.003)
Pan i magnitude 17.31 (0.004)
Pan z magnitude 17.53 (0.004)
Pan y magnitude 17.69 (0.01)
E(B-V) 0.007

* 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.