SDSS J091115.74+093743.4

All names: Gaia DR3 591660508420654848, SDSS J091115.72+093743.5, Gaia EDR3 591660508420654848, Gaia DR2 591660508420654848, SDSS J091115.74+093743.4, GALEX J091115.7+093744, SDSS J091115.72+093743.57

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 09 11 15.71 (0.3) 09 11 15.74 09 11 15.71 (0.5) 09 11 15.75 (0.3)
Declination 09 37 43.65 (0.3) 09 37 43.44 09 37 43.64 (0.5) 09 37 43.40 (0.3)
Spectral type DC DC DC DC DC
Effective temperature [K] 10274.0 10261.0 8813.0 (1000)
log(g) [cgs] 8.18 8.10 6.63 (0.5)
Mass [M☉] 0.709 0.643
log(Luminosity) [L☉]
Cooling age [Gyr] 0.7263 0.6789
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 4.83 (0.3) 4.12 (0.7) 4.83 (0.3)
Distance [pc] 206.90 (15) 242.63 (40) 206.90 (15)
Composition
Proper motion (right ascension) [mas/yr] -41.03023007 (0.4) -40.97701602 (0.8) -41.03 (0.4)
Proper motion (declination) [mas/yr] 15.61560224 (0.3) 15.85387587 (0.9) 15.616 (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 19.35 (0.02) 19.35 (0.02) 19.35 (0.02)
g magnitude 19.26 (0.01) 19.26 (0.01) 19.26 (0.01)
r magnitude 19.34 (0.01) 19.34 (0.01) 19.34 (0.01)
i magnitude 19.54 (0.02) 19.54 (0.02) 19.54 (0.02)
z magnitude 19.76 (0.07) 19.76 (0.07) 19.76 (0.07)
G magnitude 19.28 (0.04) 19.33 19.28 (0.004)
BP magnitude 19.29 (0.04) 19.33
RP magnitude 19.12 (0.06) 19.31
Pan g magnitude 19.27 (0.008)
Pan r magnitude 19.34 (0.01)
Pan i magnitude 19.52 (0.008)
Pan z magnitude 19.65 (0.05)
Pan y magnitude 19.85 (0.08)
E(B-V) 0.015

* 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.