SDSS J072411.56+390100.2

All names: SDSS J072411.57+390100.2, WD 0720+391, SDSS J072411.56+390100.2, Gaia EDR3 900036201040394880, Gaia DR2 900036201040394880, GALEX J072411.5+390100, Gaia DR3 900036201040394880

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 07 24 11.58 (0.3) 07 24 11.57 07 24 11.58 (0.3) 07 24 11.58 (0.3) 07 24 11.57 07 24 11.50 07 24 11.57
Declination 39 01 00.13 (0.3) 39 01 00.29 39 01 00.14 (0.3) 39 01 00.27 (0.3) 39 01 00.24 39 00 55.08 39 01 00.24
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 17917.0 21575.0 (480) 21687.0 (504)
log(g) [cgs] 7.99 7.88 (0.07) 7.85 (0.08)
Mass [M☉] 0.612
log(Luminosity) [L☉]
Cooling age [Gyr] 0.1048
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] 1.71 (0.4) 2.05 (0.4) 1.71 (0.4)
Distance [pc] 585.85 (128) 488.54 (98) 585.86 (128)
Composition H
Proper motion (right ascension) [mas/yr] 1.247520473 (0.4) 2.130044139 (0.6) 1.248 (0.4) 0.9
Proper motion (declination) [mas/yr] -8.687263585 (0.3) -8.188421426 (0.5) -8.687 (0.3) -10.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.31 (0.02) 19.31 (0.03) 19.32 (0.03) 19.32 19.33 (0.03)
g magnitude 19.26 (0.01) 19.26 (0.01) 19.25 (0.01) 19.25 19.25 (0.01)
r magnitude 19.61 (0.02) 19.61 (0.02) 19.61 (0.02) 19.62 19.62 (0.02)
i magnitude 19.83 (0.03) 19.83 (0.03) 19.84 (0.03) 19.85 19.84 (0.03)
z magnitude 20.06 (0.1) 20.06 (0.1) 20.07 (0.1) 20.08 20.06 (0.1)
G magnitude 19.42 (0.03) 19.46 19.42 (0.005)
BP magnitude 19.47 (0.03) 19.33
RP magnitude 19.46 (0.07) 19.66
Pan g magnitude 19.27 (0.01)
Pan r magnitude 19.56 (0.02)
Pan i magnitude 19.92 (0.01)
Pan z magnitude 20.17 (0.04)
Pan y magnitude 20.06 (0.09)
E(B-V) 0.036

* 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.