SDSS J152325.19+415341.8

All names: SDSS J152325.18+415342.0, Gaia EDR3 1390863070762670720, GALEX J152325.1+415341, Gaia DR3 1390863070762670720, SDSS J152325.19+415341.82, SDSS J152325.19+415341.8, Gaia DR2 1390863070762670720

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 23 25.19 (0.2) 15 23 25.19 15 23 25.19 (0.2) 15 23 25.19 (0.2)
Declination 41 53 41.85 (0.2) 41 53 42.02 41 53 41.86 (0.2) 41 53 42.09 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 15806.0 18306.0 (195)
log(g) [cgs] 7.60 8.06 (0.04)
Mass [M] 0.416 0.65 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0888
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] 1.75 (0.2) 1.89 (0.3) 1.75 (0.2)
Distance [pc] 571.09 (67) 527.83 (72) 571.10 (67)
Composition H
Proper motion (right ascension) [mas/yr] 1.0870483 (0.2) 1.224425967 (0.4) 1.087 (0.2)
Proper motion (declination) [mas/yr] -15.0904129 (0.3) -14.41947014 (0.5) -15.09 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.30 (0.03) 19.33 (0.04) 19.30 (0.03)
g magnitude 19.11 (0.01) 19.15 (0.03) 19.11 (0.01)
r magnitude 19.41 (0.01) 19.43 (0.02) 19.41 (0.01)
i magnitude 19.66 (0.02) 19.69 (0.03) 19.66 (0.02)
z magnitude 19.81 (0.09) 19.84 (0.09) 19.81 (0.1)
G magnitude 19.25 (0.02) 19.29 19.25 (0.004)
BP magnitude 19.30 (0.02) 19.25
RP magnitude 19.53 (0.07) 19.42
Pan g magnitude 19.10 (0.01)
Pan r magnitude 19.43 (0.008)
Pan i magnitude 19.70 (0.007)
Pan z magnitude 19.94 (0.02)
Pan y magnitude 20.11 (0.05)
E(B-V) 0.023

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





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.