SDSS J112555.19+020250.1

All names: Gaia DR2 3798770995603703040, Gaia EDR3 3798770995603703040, SDSS J112555.20+020250.1, LAMOST J112555.19+020250.0, SDSSJ112555.19+020250.1, SDSS J112555.20+020250.10, Gaia DR3 3798770995603703040, SDSS J112555.19+020250.1, GALEX J112555.2+020250

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Geier 2020 Gaia DR2 Kepler et al. 2015 Simbad
Right ascension 11 25 55.19 (0.1) 11 25 55.20 11 25 55.20 11 25 55.19 (0.1) 11 25 55.20 (0.1)
Declination 02 02 50.08 (0.09) 02 02 50.14 02 02 50.14 02 02 50.08 (0.1) 02 02 50.13 (0.09)
Spectral type sdB sdB sdB
Effective temperature [K] 22321.0 (188)
log(g) [cgs] 5.00 (0.05)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] -0.13 (0.1) -0.23 (0.1) -0.23 (0.1)
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr] -4.247920559 (0.1) -3.812 (0.3) -3.811875632 (0.3) -4.248 (0.1)
Proper motion (declination) [mas/yr] -3.172073701 (0.1) -3.029 (0.2) -3.029099981 (0.2) -3.172 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.10 (0.04)
H magnitude 18.00 (0.1)
K magnitude
u magnitude 17.69 (0.01) 17.69 (0.01) 17.68 (0.02) 17.69 (0.01)
g magnitude 17.49 (0.005) 17.49 (0.005) 17.51 (0.02) 17.49 (0.005)
r magnitude 17.86 (0.007) 17.86 (0.007) 17.85 (0.02) 17.86 (0.007)
i magnitude 18.13 (0.009) 18.13 (0.009) 18.12 (0.02) 18.13 (0.009)
z magnitude 18.39 (0.04) 18.39 (0.04) 18.39 (0.04) 18.39 (0.04)
G magnitude 17.68 (0.01) 17.71 (0.003) 17.71 17.68 (0.003)
BP magnitude 17.61 (0.01) 17.59 (0.02) 17.59
RP magnitude 17.85 (0.02) 17.87 (0.01) 17.87
Pan g magnitude 17.55 (0.004) 17.55 (0.004)
Pan r magnitude 17.85 (0.01) 17.85 (0.01)
Pan i magnitude 18.15 (0.003) 18.15 (0.003)
Pan z magnitude 18.39 (0.006) 18.39 (0.006)
Pan y magnitude 18.49 (0.02) 18.48 (0.01)
E(B-V)

* 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.