SDSS J225908.13+294105.2

All names: SDSS J225908.13+294105.23, Gaia DR2 1886000610180898816, Gaia DR3 1886000610180898816, SDSS J225908.13+294105.2, Gaia EDR3 1886000610180898816

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2016 Simbad
Right ascension 22 59 08.15 (0.7) 22 59 08.14 22 59 08.15 (1) 22 59 08.12 (0.7)
Declination 29 41 05.38 (0.7) 29 41 05.24 29 41 05.37 (1) 29 41 05.06 (0.7)
Spectral type sdA: sdA: sdA: sdA
Effective temperature [K] 7053.0 6903.0 7334.0 (125)
log(g) [cgs] 7.54 7.45 6.46 (0.3)
Mass [M] 0.358 0.307
log(Luminosity) [L]
Cooling age [Gyr] 0.8711 0.8872
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 3.96 (1) 2.85 (1) 3.96 (1)
Distance [pc] 252.35 (78) 350.75 (183) 252.35 (78)
Composition
Proper motion (right ascension) [mas/yr] 24.40294847 (1) 26.74102807 (3) 24.403 (1)
Proper motion (declination) [mas/yr] 19.8551547 (1) 20.73909801 (2) 19.855 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.19 (0.09) 21.19 (0.08) 21.19 (0.08)
g magnitude 20.69 (0.02) 20.69 (0.03) 20.69 (0.03)
r magnitude 20.58 (0.03) 20.57 (0.03) 20.57 (0.03)
i magnitude 20.57 (0.04) 20.54 (0.04) 20.54 (0.04)
z magnitude 20.59 (0.2) 20.54 (0.2) 20.54 (0.2)
G magnitude 20.55 (0.1) 20.59 20.55 (0.008)
BP magnitude 20.87 (0.1) 20.60
RP magnitude 20.65 (0.2) 20.33
Pan g magnitude 20.68 (0.05)
Pan r magnitude 20.60 (0.02)
Pan i magnitude 20.62 (0.02)
Pan z magnitude 20.61 (0.07)
Pan y magnitude
E(B-V) 0.035

* 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.