SDSS J092819.97+222449.6

All names: SDSS J092819.96+222449.6, Gaia DR3 638271482086157696, GALEX J092820.0+222449, SDSS J092819.96+222449.5, SDSS J092819.97+222449.5, SDSS J092819.97+222449.6, Gaia DR2 638271482086157696, Gaia EDR3 638271482086157696

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 28 19.90 (0.2) 09 28 19.97 09 28 19.90 (0.4) 09 28 19.90 09 28 20.00 (0.2) 09 28 19.97
Declination 22 24 49.32 (0.2) 22 24 49.58 22 24 49.33 (0.3) 22 24 49.32 22 24 49.68 (0.2) 22 24 49.61
Spectral type DA DA DA DA DA
Effective temperature [K] 6694.0 6692.0 (208) 6726.0 (85)
log(g) [cgs] 7.36 7.38 (0.1) 8.29 (0.3)
Mass [M] 0.291 0.298 (0.05) 0.767 (0.2)
log(Luminosity) [L]
Cooling age [Gyr] 0.8636
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] 5.25 (0.3) 5.17 (0.4) 5.25 5.25 (0.3)
Distance [pc] 190.31 (11) 193.49 (17) 190.31 190.31 (11)
Composition H
Proper motion (right ascension) [mas/yr] -89.76001178 (0.3) -89.7970769 (0.7) -89.76 (0.3)
Proper motion (declination) [mas/yr] -22.05575964 (0.3) -22.02208278 (0.5) -22.056 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.96 (0.04) 19.96 (0.04) 19.97 (0.05)
g magnitude 19.43 (0.01) 19.43 (0.01) 19.48 (0.04)
r magnitude 19.20 (0.01) 19.20 (0.01) 19.21 (0.02)
i magnitude 19.18 (0.02) 19.18 (0.01) 19.19 (0.03)
z magnitude 19.14 (0.04) 19.14 (0.04) 19.16 (0.05)
G magnitude 19.21 (0.02) 19.24 19.21 19.21 (0.004)
BP magnitude 19.41 (0.02) 19.43
RP magnitude 18.82 (0.03) 18.83
Pan g magnitude 19.43 (0.006)
Pan r magnitude 19.23 (0.008)
Pan i magnitude 19.17 (0.01)
Pan z magnitude 19.22 (0.02)
Pan y magnitude 19.20 (0.02)
E(B-V) 0.013

* 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.