2QZ J113400.7+015924

All names: Gaia DR3 3800070961945161856, SDSS J113400.74+015925.69, Gaia EDR3 3800070961945161856, GALEX J113400.7+015926, 2QZ J113400.7+015924, SDSS J113400.75+015925.6, SDSSJ113400.73+015925.6, SDSS J113400.74+015925.6, Gaia DR2 3800070961945161856

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Geier 2020 Gaia DR2 Kepler et al. 2015 Simbad
Right ascension 11 34 00.76 (0.2) 11 34 00.75 11 34 00.73 11 34 00.76 (0.4) 11 34 00.76 (0.2)
Declination 01 59 25.69 (0.2) 01 59 25.68 01 59 25.60 01 59 25.69 (0.2) 01 59 25.72 (0.2)
Spectral type sdB DABZ DABZ
Effective temperature [K] 6887.0 (47)
log(g) [cgs] 5.63 (0.1)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] -0.25 (0.3) -0.75 (0.4) -0.75 (0.4)
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr] -1.379596427 (0.3) -0.677 (0.7) -0.677096767 (0.7) -1.38 (0.3)
Proper motion (declination) [mas/yr] -1.478459867 (0.2) -0.948 (0.4) -0.948262436 (0.4) -1.478 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 19.50 (0.2)
H magnitude
K magnitude
u magnitude 19.11 (0.02) 19.11 (0.02) 19.12 (0.03) 19.11 (0.02)
g magnitude 18.88 (0.009) 18.88 (0.009) 18.90 (0.02) 18.88 (0.009)
r magnitude 19.24 (0.01) 19.24 (0.01) 19.25 (0.02) 19.24 (0.01)
i magnitude 19.51 (0.02) 19.51 (0.02) 19.52 (0.03) 19.51 (0.02)
z magnitude 19.56 (0.08) 19.56 (0.08) 19.59 (0.08) 19.57 (0.08)
G magnitude 19.09 (0.03) 19.12 (0.004) 19.12 19.09 (0.004)
BP magnitude 19.06 (0.03) 19.09 (0.06) 19.09
RP magnitude 19.18 (0.05) 19.13 (0.03) 19.13
Pan g magnitude 18.97 (0.006) 18.97 (0.006)
Pan r magnitude 19.24 (0.009) 19.24 (0.009)
Pan i magnitude 19.55 (0.007) 19.55 (0.007)
Pan z magnitude 19.71 (0.03) 19.71 (0.03)
Pan y magnitude 19.75 (0.06) 19.75 (0.06)
E(B-V)

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





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.