SDSS J111531.56+403224.1

All names: Gaia EDR3 765481507088566784, SDSS J111531.56+403224.0, Gaia DR3 765481507088566784, SDSS J111531.56+403224.1, GALEX J111531.4+403222, SDSS J111531.56+403224.11, Gaia DR2 765481507088566784

Parameter Unit Gaia EDR3 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 11 15 31.59 (0.3) 11 15 31.57 11 15 31.59 (0.4) 11 15 31.58 (0.3)
Declination 40 32 23.88 (0.5) 40 32 24.05 40 32 23.89 (1) 40 32 24.19 (0.5)
Spectral type DA DA DA DA
Effective temperature [K] 8156.0 7130.0 (73)
log(g) [cgs] 8.28 6.57 (0.3)
Mass [M] 0.774 0.176 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.6440
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] 4.20 (0.4) 5.09 (0.9) 4.20 (0.4)
Distance [pc] 238.04 (25) 196.28 (36) 238.04 (25)
Composition H
Proper motion (right ascension) [mas/yr] 9.349105993 (0.4) 9.623394777 (0.8) 9.349 (0.4)
Proper motion (declination) [mas/yr] -19.48835902 (0.5) -19.03469218 (1) -19.488 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.41 (0.06) 20.42 (0.09) 20.41 (0.06)
g magnitude 19.82 (0.02) 19.85 (0.4) 19.82 (0.02)
r magnitude 19.80 (0.02) 19.83 (0.2) 19.80 (0.02)
i magnitude 19.87 (0.03) 19.89 (0.1) 19.87 (0.03)
z magnitude 19.87 (0.09) 19.92 (0.2) 19.87 (0.09)
G magnitude 19.68 (0.09) 19.71 19.68 (0.005)
BP magnitude 19.69 (0.09) 19.46
RP magnitude 19.26 (0.1) 19.05
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.014

* 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.