SDSS J152448.21+124231.3

All names: Gaia DR3 1170424286612562688, GALEX J152448.2+124232, SDSS J152448.21+124231.3, Gaia EDR3 1170424286612562688, Gaia DR2 1170424286612562688, SDSS J152448.21+124231.36, SDSS J152448.20+124231.4

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 15 24 48.21 (0.3) 15 24 48.20 15 24 48.21 (0.5) 15 24 48.21 (0.3)
Declination 12 42 31.29 (0.3) 12 42 31.42 12 42 31.29 (0.4) 12 42 31.46 (0.3)
Spectral type DA DA DA DA
Effective temperature [K] 15991.0 19682.0 (290)
log(g) [cgs] 8.34 7.99 (0.05)
Mass [M] 0.822 0.617 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.2812
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] 2.41 (0.4) 2.74 (0.6) 2.41 (0.4)
Distance [pc] 414.17 (73) 364.82 (83) 414.16 (73)
Composition H
Proper motion (right ascension) [mas/yr] 0.518134424 (0.4) 0.484113895 (0.9) 0.518 (0.4)
Proper motion (declination) [mas/yr] -10.92894237 (0.4) -9.103037172 (1) -10.929 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.54 (0.03) 19.55 (0.03) 19.54 (0.03)
g magnitude 19.37 (0.01) 19.38 (0.02) 19.37 (0.01)
r magnitude 19.69 (0.02) 19.69 (0.02) 19.69 (0.02)
i magnitude 20.00 (0.03) 20.00 (0.03) 20.00 (0.03)
z magnitude 20.11 (0.1) 20.12 (0.1) 20.11 (0.1)
G magnitude 19.55 (0.05) 19.60 19.55 (0.005)
BP magnitude 19.52 (0.05) 19.47
RP magnitude 19.73 (0.1) 19.84
Pan g magnitude 19.38 (0.009)
Pan r magnitude 19.70 (0.007)
Pan i magnitude 19.97 (0.02)
Pan z magnitude 20.23 (0.06)
Pan y magnitude 20.23 (0.06)
E(B-V) 0.032

* 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.