WD 1151+015

All names: Gaia EDR3 3892237695942001152, Gaia DR2 3892237695942001152, SDSS J115418.14+011711.5, LEDA 37347, WD 1151+015, UM 466, USNO-B1.0 0912-00205480, SDSS J115418.14+011711.4, GALEX J115418.1+011711, Gaia DR3 3892237695942001152

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Harris et al. 2003 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 11 54 18.07 (0.1) 11 54 18.15 11 54 18.07 (0.2) 11 54 18.14 11 54 18.07 11 54 18.15 (0.1) 11 54 18.14 11 54 17.81 11 54 18.14
Declination 01 17 10.82 (0.08) 01 17 11.55 01 17 10.84 (0.08) 01 17 11.40 01 17 10.82 01 17 11.55 (0.08) 01 17 11.55 01 17 06.36 01 17 11.41
Spectral type DAH DA DA DAH DAH DB: DAH DAH DAH DAH DAH
Effective temperature [K] 29316.2 (325) 24106.0 27000.0 32150.0 (2369) 100000.0 (794) 79747.0 (3659)
log(g) [cgs] 8.90 (0.2) 8.73 8.00 (0) 8.90 (0.05) 9.00 (0.003) 10.00 (0.003)
Mass [M] 1.1616585593942268 (0.2) 1.07 1.148 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1732
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] 5.63 (0.2) 5.56 (0.2) 5.63 5.63 (0.2)
Distance [pc] 177.53 (5) 179.89 (6) 177.53 177.53 (5)
Composition H H
Proper motion (right ascension) [mas/yr] -74.31822258 (0.1) -74.06759413 (0.4) -74.318 (0.1) -66.2
Proper motion (declination) [mas/yr] -45.48279152 (0.1) -45.64715211 (0.2) -45.483 (0.1) -45.1
Variability
Magnetic yes yes yes yes yes yes
Bd [MG] 35.5263336196656 33.47 (2) 33.47 (2)
Infrared excess (disk)
Binarity
B magnitude 16.60
V magnitude
R magnitude 18.50
I magnitude
J magnitude 18.61 (0.09)
H magnitude 18.80 (0.2)
K magnitude
u magnitude 17.43 (0.009) 17.47 17.43 (0.009) 17.47 (0.02) 17.46 17.46 (0.02)
g magnitude 17.73 (0.005) 17.75 17.73 (0.005) 17.75 (0.03) 17.75 17.75 (0.03)
r magnitude 18.14 (0.007) 18.16 18.14 (0.007) 18.15 (0.02) 18.16 18.14 (0.02)
i magnitude 18.47 (0.01) 18.46 18.47 (0.01) 18.45 (0.02) 18.45 18.45 (0.02)
z magnitude 18.82 (0.05) 18.81 18.82 (0.05) 18.81 (0.05) 18.80 18.81 (0.05)
G magnitude 17.93 (0.009) 17.96 17.93 17.93 (0.003)
BP magnitude 17.81 (0.009) 17.75
RP magnitude 18.18 (0.02) 18.13
Pan g magnitude 17.78 (0.003)
Pan r magnitude 18.15 (0.005)
Pan i magnitude 18.49 (0.005)
Pan z magnitude 18.77 (0.006)
Pan y magnitude 18.92 (0.05)
E(B-V) 0.016

* 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.