SDSS J222055.07+032155.2

All names: SDSS J222055.08+032155.0, Gaia DR2 2706829196147185536, Gaia DR3 2706829196147185536, SDSS J222055.07+032155.0, SDSS J222055.07+032155.2, Gaia EDR3 2706829196147185536, GALEX J222055.0+032157, SDSS J222055.08+032155.08

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Gaia DR2 Kepler et al. 2015 Simbad
Right ascension 22 20 55.07 (1) 22 20 55.07 22 20 55.07 (4) 22 20 55.07 (1)
Declination 03 21 55.29 (2) 03 21 55.20 03 21 55.29 (3) 03 21 55.29 (2)
Spectral type DA DA+dM?
Effective temperature [K] 10774.0 (204)
log(g) [cgs] 7.35 (0.1)
Mass [M☉] 0.344 (0.03)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas]
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr]
Proper motion (declination) [mas/yr]
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.30 (0.1) 21.29 (0.1) 21.29 (0.1)
g magnitude 20.84 (0.03) 20.87 (0.04) 20.84 (0.03)
r magnitude 20.79 (0.04) 20.87 (0.04) 20.79 (0.04)
i magnitude 20.71 (0.06) 20.78 (0.06) 20.71 (0.06)
z magnitude 20.26 (0.1) 20.33 (0.1) 20.27 (0.1)
G magnitude 20.71 (0.2) 20.77 20.71 (0.01)
BP magnitude 21.01 (0.2) 20.45
RP magnitude 20.27 (0.2) 19.76
Pan g magnitude 20.91 (0.02)
Pan r magnitude 20.87 (0.03)
Pan i magnitude 20.65 (0.01)
Pan z magnitude 20.12 (0.2)
Pan y magnitude 19.88 (0.03)
E(B-V)

* 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.