SDSS J110907.62+450223.2

All names: SDSS J110907.59+450223.3, Gaia DR2 782183878986336128, SDSS J110907.60+450223.3, SDSS J110907.62+450223.2, SDSS J110907.60+450223.4, SDSS J110907.61+450223.2, WD 1106+453, Gaia EDR3 782183878986336128, GALEX J110907.6+450223, Gaia DR3 782183878986336128

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 09 07.46 (0.09) 11 09 07.61 11 09 07.46 (0.1) 11 09 07.46 11 09 07.65 (0.09) 11 09 07.60 11 09 06.96 11 09 07.60
Declination 45 02 22.64 (0.2) 45 02 23.26 45 02 22.67 (0.4) 45 02 22.64 45 02 23.42 (0.2) 45 02 23.38 45 02 20.04 45 02 23.38
Spectral type DA DA DA DA DA_auto DA DA DA
Effective temperature [K] 6765.0 6830.0 (160) 6947.0 (131) 7444.0 (74) 6740.0 (69)
log(g) [cgs] 7.96 7.99 (0.3) 8.05 (0.04) 8.74 (0.2) 7.88 (0.1)
Mass [M] 0.566 0.59 (0.2) 0.622 (0.04) 0.528 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 1.5500 1.6982
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] 9.43 (0.2) 9.30 (0.4) 9.43 9.43 (0.2)
Distance [pc] 106.01 (2) 107.52 (5) 106.01 106.01 (2)
Composition H H
Proper motion (right ascension) [mas/yr] -128.8968966 (0.1) -128.7089083 (0.3) -128.897 (0.1) -130.3
Proper motion (declination) [mas/yr] -48.764474 (0.2) -48.46917371 (0.5) -48.764 (0.2) -51.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.50 (0.03) 19.50 (0.03) 19.50 (0.05) 19.50 19.50 (0.05)
g magnitude 18.89 (0.009) 18.89 (0.009) 18.97 (0.05) 18.97 18.98 (0.05)
r magnitude 18.68 (0.009) 18.68 (0.009) 18.63 (0.02) 18.63 (0.02)
i magnitude 18.60 (0.01) 18.60 (0.01) 18.60 (0.02) 18.59 (0.02)
z magnitude 18.61 (0.04) 18.61 (0.04) 18.65 (0.04) 18.63 (0.04)
G magnitude 18.66 (0.02) 18.69 18.66 18.66 (0.003)
BP magnitude 18.89 (0.02) 18.87
RP magnitude 18.32 (0.02) 18.26
Pan g magnitude 18.87 (0.003)
Pan r magnitude 18.66 (0.009)
Pan i magnitude 18.63 (0.006)
Pan z magnitude 18.66 (0.02)
Pan y magnitude 18.67 (0.03)
E(B-V) 0.007

* 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.