SDSS J015213.77+074913.9

All names: EQ J0152+0749, Gaia EDR3 2568823856748296832, GALEX J015213.7+074913, Gaia DR3 2568823856748296832, SDSS J015213.77+074913.9, Gaia DR2 2568823856748296832, J0152+0749

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Gaia DR2 Stilism Gianninas et al. 2014 Simbad
Right ascension 01 52 13.78 (0.2) 01 52 13.78 (0.2) 01 52 13.78 (0.2)
Declination 07 49 13.76 (0.1) 07 49 13.77 (0.2) 07 49 14.11 (0.1)
Spectral type DA DA
Effective temperature [K] 10840.0 (180)
log(g) [cgs] 5.92 (0.05)
Mass [M] 0.168
log(Luminosity) [L]
Cooling age [Gyr] 1.3840 (0.1)
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) -8.64
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] 1.02 (0.2) 1.32 (0.3) 1.02 (0.2)
Distance [pc] 976.89 (185) 758.44 (161) 1001.00 (134) 976.85 (185)
Composition H
Proper motion (right ascension) [mas/yr] 0.848343343 (0.2) 0.883 (0.4) 0.848 (0.2)
Proper motion (declination) [mas/yr] -21.87536716 (0.2) -21.763 (0.3) -21.875 (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 19.20 (0.03)
g magnitude 18.28 (0.007)
r magnitude 18.47 (0.009)
i magnitude 18.66 (0.01)
z magnitude 18.72 (0.05)
G magnitude 18.38 (0.02) 18.41 18.38 (0.004)
BP magnitude 18.42 (0.02) 18.36
RP magnitude 18.35 (0.03) 18.33
Pan g magnitude 18.31 (0.005)
Pan r magnitude 18.48 (0.006)
Pan i magnitude 18.67 (0.006)
Pan z magnitude 18.84 (0.02)
Pan y magnitude 18.88 (0.02)
E(B-V) 0.047

* 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.