WD 1120+509

All names: Gaia EDR3 838344081075034240, SDSS J112258.34+504146.8, GALEX J112258.3+504146, WD 1120+509, Gaia DR2 838344081075034240, Gaia DR3 838344081075034240, SDSS J112258.33+504146.8, J1122+5041, SDSS J112258.34+504146.7

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Coutu et al. 2019 Gaia DR2 Stilism Dufour et al. 2007 Harris et al. 2003 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 22 58.28 (0.2) 11 22 58.34 11 22 58.35 11 22 58.28 (0.2) 11 22 58.35 (0.2) 11 22 58.34 11 22 57.43 11 22 58.34
Declination 50 41 46.49 (0.2) 50 41 46.80 50 41 46.74 50 41 46.50 (0.3) 50 41 46.75 (0.2) 50 41 46.80 50 41 44.16 50 41 46.80
Spectral type DZA DZA DZ DZ DZ_A: DZ DZ DZ
Effective temperature [K] 9512.0 (181) 8740.0 (200) 10139.0 (73) 10143.0 (71)
log(g) [cgs] 8.01 8.00 7.65 (0.5) 7.67 (0.5)
Mass [M] 0.5854
log(Luminosity) [L]
Cooling age [Gyr] 0.7200
log(H/He) -4.9452 (0.4) -4.4 (0.3)
log(C/He)
log(Ca/He) -7.3424 (0.2) -7.93 (0.1)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 3.92 (0.3) 3.88 3.88 (0.4) 3.92 (0.3)
Distance [pc] 255.23 (17) 257.81 (27) 257.81 (27) 217.00 255.23 (17)
Composition He He
Proper motion (right ascension) [mas/yr] -41.03186133 (0.2) -41.22650286 (0.4) -41.032 (0.2) -39.6
Proper motion (declination) [mas/yr] -16.44919032 (0.2) -15.85227699 (0.6) -16.449 (0.2) -14.9
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.65 (0.03) 19.66 19.65 (0.03) 19.68 (0.03) 19.66 19.67 (0.03)
g magnitude 19.28 (0.01) 19.27 19.28 (0.01) 19.31 (0.03) 19.27 19.30 (0.03)
r magnitude 19.37 (0.01) 19.38 19.37 (0.01) 19.34 (0.04) 19.38 19.35 (0.04)
i magnitude 19.57 (0.02) 19.57 19.57 (0.02) 19.59 (0.03) 19.57 19.58 (0.03)
z magnitude 19.80 (0.1) 19.80 19.80 (0.1) 19.77 (0.1) 19.80 19.76 (0.1)
G magnitude 19.32 (0.03) 19.36 19.32 (0.004)
BP magnitude 19.42 (0.03) 19.37
RP magnitude 19.38 (0.06) 19.28
Pan g magnitude 19.29 (0.008)
Pan r magnitude 19.40 (0.01)
Pan i magnitude 19.57 (0.008)
Pan z magnitude 19.78 (0.03)
Pan y magnitude 19.90 (0.08)
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.