SDSS J075820.82+282616.9

All names: SDSS J075820.82+282616.9, USNO-B1.0 1184-00161121, GALEX J075820.8+282616, Gaia DR2 874818768713314944, SDSS J075820.83+282616.8, SDSS J075820.83+282616.80, Gaia EDR3 874818768713314944, USNO-A2.0 1125-05440995, Gaia DR3 874818768713314944

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 07 58 20.83 (0.3) 07 58 20.83 07 58 20.83 (0.5) 07 58 20.83 (0.3)
Declination 28 26 16.66 (0.2) 28 26 16.95 28 26 16.67 (0.2) 28 26 16.97 (0.2)
Spectral type DC DC DC DC DA
Effective temperature [K] 10280.0 10367.0 10336.0 (460)
log(g) [cgs] 8.27 8.22 7.39 (0.05)
Mass [M] 0.772 0.721
log(Luminosity) [L]
Cooling age [Gyr] 0.8472 0.7905
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 4.93 (0.3) 4.60 (0.5) 4.93 (0.3)
Distance [pc] 202.97 (13) 217.61 (25) 202.97 (13)
Composition
Proper motion (right ascension) [mas/yr] 1.309103602 (0.3) 2.499191353 (0.9) 1.309 (0.3)
Proper motion (declination) [mas/yr] -19.55296766 (0.2) -18.6523375 (0.4) -19.553 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 20.20
V magnitude
R magnitude 19.60
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.24 (0.02) 19.24 (0.02) 19.24 (0.02)
g magnitude 19.16 (0.01) 19.16 (0.01) 19.16 (0.01)
r magnitude 19.24 (0.01) 19.24 (0.01) 19.24 (0.01)
i magnitude 19.45 (0.02) 19.45 (0.02) 19.45 (0.02)
z magnitude 19.62 (0.07) 19.62 (0.07) 19.62 (0.07)
G magnitude 19.18 (0.03) 19.22 19.18 (0.004)
BP magnitude 19.23 (0.03) 19.21
RP magnitude 19.18 (0.05) 19.17
Pan g magnitude 19.16 (0.007)
Pan r magnitude 19.29 (0.006)
Pan i magnitude 19.48 (0.01)
Pan z magnitude 19.55 (0.02)
Pan y magnitude 19.65 (0.05)
E(B-V) 0.011

* 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.