SDSS J113440.84+451553.0

All names: GALEX J113440.8+451553, SDSS J113440.84+451553.04, SDSS J113440.83+451553.0, Gaia EDR3 784444822785952256, SDSS J113440.84+451553.0, Gaia DR2 784444822785952256

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Stilism Kepler et al. 2016 Simbad
Right ascension 11 34 40.80 (0.07) 11 34 40.84 11 34 40.80 (0.08) 11 34 40.84 (10)
Declination 45 15 52.83 (0.09) 45 15 53.04 45 15 52.83 (0.1) 45 15 53.04 (10)
Spectral type DA+M DA+M
Effective temperature [K]
log(g) [cgs]
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 1.99 (0.1) 2.33 (0.2)
Distance [pc] 502.46 (31) 428.74 (35)
Composition
Proper motion (right ascension) [mas/yr] -44.68666225 (0.09) -44.67278753 (0.2)
Proper motion (declination) [mas/yr] -7.614331025 (0.1) -7.672475812 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.62 (0.03) 19.61 (0.04) 19.61 (0.03)
g magnitude 18.88 (0.009) 18.88 (0.03) 18.87 (0.009)
r magnitude 18.12 (0.007) 18.10 (0.04) 18.11 (0.007)
i magnitude 17.33 (0.006) 17.36 (0.02) 17.32 (0.006)
z magnitude 16.87 (0.01) 16.88 (0.02) 16.86 (0.01)
G magnitude 18.06 (0.02) 18.06
BP magnitude 18.67 (0.02) 18.59
RP magnitude 16.94 (0.005) 16.94
Pan g magnitude 18.94 (0.02)
Pan r magnitude 18.22 (0.007)
Pan i magnitude 17.37 (0.003)
Pan z magnitude 16.97 (0.005)
Pan y magnitude 16.76 (0.005)
E(B-V) 0.018

* 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.