SDSS J142002.93+043903.6

All names: SDSS J142002.92+043903.6, Gaia EDR3 3669445716389952768, Gaia DR2 3669445716389952768, Gaia DR3 3669445716389952768, SDSS J142002.93+043903.6, GALEX J142002.9+043904, SDSS J142002.93+043903.67

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 14 20 02.88 (0.3) 14 20 02.93 14 20 02.88 (0.4) 14 20 02.88 14 20 02.93 (0.3)
Declination 04 39 03.97 (0.2) 04 39 03.67 04 39 03.96 (0.3) 04 39 03.97 04 39 03.59 (0.2)
Spectral type DA DA DA DA DA
Effective temperature [K] 6595.0 6978.0 (77) 7067.0 (293)
log(g) [cgs] 7.21 6.67 (0.2) 7.39 (0.1)
Mass [M] 0.245 0.181 (0.03) 0.305 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.8110
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] 4.92 (0.3) 4.94 (0.4) 4.92 4.92 (0.3)
Distance [pc] 203.09 (12) 202.43 (17) 203.09 203.09 (12)
Composition H
Proper motion (right ascension) [mas/yr] -52.22169914 (0.3) -52.18432965 (0.6) -52.222 (0.3)
Proper motion (declination) [mas/yr] 24.14353318 (0.2) 24.24398703 (0.4) 24.144 (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 20.05 (0.05) 20.07 (0.05) 20.05 (0.05)
g magnitude 19.39 (0.01) 19.40 (0.02) 19.39 (0.01)
r magnitude 19.18 (0.01) 19.20 (0.02) 19.18 (0.01)
i magnitude 19.10 (0.02) 19.13 (0.02) 19.10 (0.02)
z magnitude 19.17 (0.07) 19.16 (0.06) 19.17 (0.07)
G magnitude 19.17 (0.04) 19.19 19.17 19.17 (0.004)
BP magnitude 19.42 (0.04) 19.37
RP magnitude 18.91 (0.04) 18.88
Pan g magnitude 19.41 (0.01)
Pan r magnitude 19.19 (0.006)
Pan i magnitude 19.14 (0.007)
Pan z magnitude 19.14 (0.009)
Pan y magnitude 19.17 (0.03)
E(B-V) 0.023

* 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.