SDSS J152554.24+162547.0

All names: J1525+1625, Gaia DR3 1207623754277319040, Gaia EDR3 1207623754277319040, SDSS J152554.24+162547.0, Gaia DR2 1207623754277319040, SDSS J152554.24+162547.03

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Coutu et al. 2019 Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 15 25 54.23 (0.7) 15 25 54.24 15 25 54.24 15 25 54.23 (0.9) 15 25 54.25 (0.7)
Declination 16 25 47.12 (0.6) 16 25 47.03 16 25 46.99 16 25 47.12 (0.8) 16 25 47.06 (0.6)
Spectral type DZ DZ DZ DZ
Effective temperature [K] 6757.0 (221) 6738.0 (44)
log(g) [cgs] 8.71 8.00 (0)
Mass [M] 1.0324
log(Luminosity) [L]
Cooling age [Gyr] 4.2600
log(H/He) <-3.075
log(C/He)
log(Ca/He) -9.8095 (0.1) -10.07 (0.06)
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] 6.62 (0.8) 6.53 6.53 (1) 6.62 (0.8)
Distance [pc] 151.07 (18) 153.10 (25) 153.10 (25) 151.07 (18)
Composition He He
Proper motion (right ascension) [mas/yr] -20.65472796 (0.9) -21.00864814 (2) -20.655 (0.9)
Proper motion (declination) [mas/yr] 3.897059492 (0.8) 1.499452778 (2) 3.897 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.37 (0.1) 21.37 (0.09) 21.36 (0.1)
g magnitude 20.73 (0.03) 20.75 (0.03) 20.73 (0.03)
r magnitude 20.55 (0.03) 20.57 (0.03) 20.55 (0.03)
i magnitude 20.58 (0.05) 20.60 (0.04) 20.58 (0.05)
z magnitude 20.81 (0.2) 20.86 (0.2) 20.81 (0.2)
G magnitude 20.58 (0.1) 20.66 20.58 (0.01)
BP magnitude 20.67 (0.1) 20.54
RP magnitude 20.10 (0.1) 20.29
Pan g magnitude 20.76 (0.02)
Pan r magnitude 20.58 (0.03)
Pan i magnitude 20.64 (0.03)
Pan z magnitude 20.70 (0.06)
Pan y magnitude 20.43 (0.2)
E(B-V) 0.031

* 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.