SDSS J140247.98+120410.9

All names: SDSS J140247.98+120410.92, SDSS J140247.97+120410.9, Gaia DR2 3727482651683701504, Gaia EDR3 3727482651683701504, SDSS J140247.99+120410.9, GALEX J140248.0+120411, SDSS J140247.98+120410.9, Gaia DR3 3727482651683701504

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 14 02 47.96 (0.2) 14 02 48.00 14 02 47.96 (0.3) 14 02 48.01 (0.2)
Declination 12 04 10.91 (0.2) 12 04 10.96 12 04 10.91 (0.3) 12 04 10.96 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 13694.0 15008.0 (252)
log(g) [cgs] 8.84 9.04 (0.04)
Mass [M] 1.123 1.183 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.1580
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] 5.69 (0.3) 5.46 (0.4) 5.69 (0.3)
Distance [pc] 175.61 (8) 183.00 (12) 175.61 (8)
Composition H
Proper motion (right ascension) [mas/yr] -38.49464771 (0.3) -38.86924398 (0.6) -38.495 (0.3)
Proper motion (declination) [mas/yr] -3.082682762 (0.2) -3.882547 (0.5) -3.083 (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 19.32 (0.02) 19.32 (0.03) 19.32 (0.03)
g magnitude 19.06 (0.01) 19.07 (0.02) 19.06 (0.01)
r magnitude 19.31 (0.01) 19.32 (0.02) 19.31 (0.01)
i magnitude 19.50 (0.02) 19.50 (0.03) 19.50 (0.02)
z magnitude 19.90 (0.08) 19.92 (0.08) 19.90 (0.08)
G magnitude 19.19 (0.02) 19.23 19.19 (0.004)
BP magnitude 19.19 (0.02) 19.17
RP magnitude 19.28 (0.05) 19.18
Pan g magnitude 19.07 (0.006)
Pan r magnitude 19.30 (0.01)
Pan i magnitude 19.55 (0.01)
Pan z magnitude 19.73 (0.02)
Pan y magnitude 19.73 (0.1)
E(B-V) 0.019

* 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.