SDSS J102201.31+330202.8

All names: SDSS J102201.31+330202.8, Gaia DR3 749114554952702080, SDSS J102201.30+330202.8, SDSS J102201.31+330202.85, Gaia EDR3 749114554952702080, Gaia DR2 749114554952702080

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 10 22 01.31 (0.6) 10 22 01.31 10 22 01.31 (1) 10 22 01.30 (0.6)
Declination 33 02 02.01 (0.6) 33 02 02.85 33 02 02.04 (1) 33 02 03.06 (0.6)
Spectral type DA DA DA DA
Effective temperature [K] 6775.0 7020.0 (190)
log(g) [cgs] 7.94 6.00 (1)
Mass [M] 0.558
log(Luminosity) [L]
Cooling age [Gyr] 1.5160
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] 4.93 (0.8) 5.01 (1) 4.93 (0.8)
Distance [pc] 202.69 (34) 199.44 (46) 202.69 (34)
Composition H
Proper motion (right ascension) [mas/yr] 11.57547127 (1) 11.2911078 (2) 11.575 (1)
Proper motion (declination) [mas/yr] -65.68380763 (0.8) -64.10722927 (2) -65.684 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.83 (0.07) 20.80 (0.07) 20.80 (0.07)
g magnitude 20.24 (0.02) 20.23 (0.03) 20.23 (0.03)
r magnitude 20.00 (0.02) 19.98 (0.03) 19.98 (0.03)
i magnitude 20.00 (0.03) 20.00 (0.03) 20.00 (0.03)
z magnitude 19.84 (0.09) 19.86 (0.1) 19.86 (0.1)
G magnitude 20.15 (0.06) 20.14 20.15 (0.009)
BP magnitude 20.28 (0.06) 20.20
RP magnitude 19.84 (0.09) 19.71
Pan g magnitude 20.19 (0.02)
Pan r magnitude 19.96 (0.01)
Pan i magnitude 19.96 (0.01)
Pan z magnitude 19.98 (0.03)
Pan y magnitude 19.86 (0.1)
E(B-V) 0.016

* 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.