SDSS J083317.64+051201.4

All names: Gaia DR3 3092743556860766208, J0833+0512, GALEX J083317.6+051201, Gaia DR2 3092743556860766208, SDSS J083317.64+051201.47, SDSS J083317.64+051201.4, SDSS J083317.64+051201.5, Gaia EDR3 3092743556860766208

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Coutu et al. 2019 Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 08 33 17.62 (0.3) 08 33 17.64 08 33 17.65 08 33 17.62 (0.4) 08 33 17.62 08 33 17.65 (0.3)
Declination 05 12 01.52 (0.2) 05 12 01.45 05 12 01.45 05 12 01.52 (0.2) 05 12 01.52 05 12 01.45 (0.2)
Spectral type DBZ DBZ: DB DBZ DB+MS
Effective temperature [K] 16623.0 12476.0 12185.0 (555) 12314.0 (112) 12658.0 (101) 11470.0 (694)
log(g) [cgs] 9.29 7.46 7.42 8.00 (0) 8.00 (0) 7.72 (0.1)
Mass [M] 1.291 0.332 0.3154 0.434 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.1990
log(H/He) -4.9 <-6.1847 <-5.65
log(C/He)
log(Ca/He) -9.3717 (0.3) -9.51 (0.2)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 2.96 (0.3) 2.36 2.36 (0.5) 2.96 2.96 (0.3)
Distance [pc] 337.94 (33) 423.98 (91) 423.98 (91) 295.00 337.94 337.94 (33)
Composition He
Proper motion (right ascension) [mas/yr] -26.68036687 (0.3) -27.60960158 (0.8) -26.68 (0.3)
Proper motion (declination) [mas/yr] 4.562067 (0.2) 4.494979569 (0.4) 4.562 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.09 (0.03) 19.09 (0.03) 19.09 (0.03)
g magnitude 19.09 (0.01) 19.09 (0.01) 19.09 (0.01)
r magnitude 19.27 (0.01) 19.27 (0.01) 19.27 (0.01)
i magnitude 19.46 (0.02) 19.46 (0.02) 19.46 (0.02)
z magnitude 19.57 (0.09) 19.57 (0.09) 19.57 (0.09)
G magnitude 19.20 (0.04) 19.24 19.20 19.20 (0.004)
BP magnitude 19.27 (0.04) 19.29
RP magnitude 19.17 (0.04) 19.28
Pan g magnitude 19.14 (0.006)
Pan r magnitude 19.32 (0.008)
Pan i magnitude 19.53 (0.01)
Pan z magnitude 19.64 (0.02)
Pan y magnitude 19.81 (0.06)
E(B-V) 0.021

* 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.