SDSS J113048.38+305720.7

All names: Gaia EDR3 4022827173009555712, SDSS J113048.38+305720.7, SDSS J113048.38+305720.6, Gaia DR2 4022827173009555712, Gaia DR3 4022827173009555712

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 30 48.40 (0.4) 11 30 48.39 11 30 48.40 (0.7) 11 30 48.39 (0.4) 11 30 48.38
Declination 30 57 20.61 (0.3) 30 57 20.69 30 57 20.61 (0.5) 30 57 20.71 (0.3) 30 57 20.74
Spectral type DAH DAH DAH DAH DAH
Effective temperature [K] 10766.8 (384) 10043.0 12647.0 (425)
log(g) [cgs] 8.55 (0.2) 8.43 9.66 (0.2)
Mass [M] 0.9523464145250294 (0.2) 0.877
log(Luminosity) [L]
Cooling age [Gyr] 1.1960
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] 4.34 (0.4) 4.41 (1) 4.34 (0.4)
Distance [pc] 230.55 (20) 226.60 (49) 230.55 (20)
Composition H
Proper motion (right ascension) [mas/yr] 9.612434993 (0.3) 10.48661919 (1) 9.612 (0.3)
Proper motion (declination) [mas/yr] -6.682885404 (0.3) -7.602147075 (1) -6.683 (0.3)
Variability
Magnetic yes
Bd [MG] 3.936618317493687
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.04 (0.04) 20.04 (0.04) 20.05 (0.05)
g magnitude 19.66 (0.01) 19.66 (0.01) 19.65 (0.03)
r magnitude 19.71 (0.02) 19.71 (0.02) 19.70 (0.03)
i magnitude 19.89 (0.03) 19.89 (0.03) 19.90 (0.03)
z magnitude 20.17 (0.1) 20.17 (0.1) 20.09 (0.1)
G magnitude 19.63 (0.04) 19.69 19.63 (0.005)
BP magnitude 19.63 (0.04) 19.61
RP magnitude 19.52 (0.07) 19.52
Pan g magnitude 19.64 (0.02)
Pan r magnitude 19.68 (0.01)
Pan i magnitude 19.83 (0.02)
Pan z magnitude 20.02 (0.02)
Pan y magnitude 19.90 (0.09)
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.