SDSS J192156.12+375923.1

All names: Gaia DR3 2052609989398839680, SDSS J192156.13+375923.1, SDSSJ192156.12+375923.1, SDSS J192156.12+375923.1, Gaia DR2 2052609989398839680

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 19 21 56.12 19 21 56.13 (0.06)
Declination 37 59 23.10 37 59 23.18 (0.06)
Spectral type sdB sdB
Effective temperature [K] 32819.0 (945)
log(g) [cgs] 5.91 (0.1)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.18 (0.09) 0.25 (0.07)
Distance [pc] 5561.74 (2920) 4074.98 (1197)
Composition
Proper motion (right ascension) [mas/yr] -2.613 (0.2) -2.337 (0.08)
Proper motion (declination) [mas/yr] -5.952 (0.2) -5.879 (0.08)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.51 (0.01) 17.51 (0.01)
g magnitude 17.56 (0.005) 17.56 (0.005)
r magnitude 17.91 (0.007) 17.87 (0.005)
i magnitude 18.17 (0.009) 18.16 (0.007)
z magnitude 18.49 (0.04) 18.49 (0.04)
G magnitude 17.76 (0.002) 17.73 (0.003)
BP magnitude 17.64 (0.009)
RP magnitude 17.87 (0.01)
Pan g magnitude 17.66 (0.005)
Pan r magnitude 17.93 (0.007)
Pan i magnitude 18.20 (0.007)
Pan z magnitude 18.43 (0.007)
Pan y magnitude 18.58 (0.03)
E(B-V) 0.105

* 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.