SDSS J142708.16+100910.9

All names: SDSS J142708.16+100911.0, Gaia DR2 1177182194314346752, Gaia EDR3 1177182194314346752, Gaia DR3 1177182194314346752, SDSS J142708.16+100910.9, SDSS J142708.16+100911.1, SDSS J142708.16+100911.09, GALEX J142708.2+100911

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 14 27 08.16 (0.2) 14 27 08.17 14 27 08.16 (0.2) 14 27 08.17 (0.2)
Declination 10 09 11.27 (0.2) 10 09 10.97 10 09 11.26 (0.2) 10 09 10.97 (0.2)
Spectral type DA DAH DAH DAH DA
Effective temperature [K] 17067.9 (306) 14359.0 17445.0 (187)
log(g) [cgs] 7.74 (1) 7.56 7.89 (0.04)
Mass [M] 0.4833880837618795 (0.08) 0.396
log(Luminosity) [L]
Cooling age [Gyr] 0.1216
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] 3.02 (0.2) 2.97 (0.3) 3.02 (0.2)
Distance [pc] 330.71 (24) 337.10 (29) 330.71 (24)
Composition H
Proper motion (right ascension) [mas/yr] -11.79747956 (0.2) -12.83226062 (0.5) -11.797 (0.2)
Proper motion (declination) [mas/yr] 18.70139949 (0.2) 18.76070631 (0.4) 18.701 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.47 (0.02) 18.48 (0.03) 18.47 (0.02)
g magnitude 18.24 (0.007) 18.27 (0.02) 18.23 (0.007)
r magnitude 18.54 (0.009) 18.54 (0.02) 18.54 (0.009)
i magnitude 18.81 (0.01) 18.81 (0.02) 18.81 (0.01)
z magnitude 19.17 (0.04) 19.15 (0.04) 19.17 (0.04)
G magnitude 18.39 (0.02) 18.43 18.39 (0.004)
BP magnitude 18.36 (0.02) 18.36
RP magnitude 18.56 (0.05) 18.52
Pan g magnitude 18.27 (0.003)
Pan r magnitude 18.56 (0.006)
Pan i magnitude 18.84 (0.007)
Pan z magnitude 19.06 (0.01)
Pan y magnitude 19.20 (0.01)
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.