SDSS J134758.92+212942.2

All names: Gaia DR2 1250940973358552576, Gaia DR3 1250940973358552576, SDSS J134758.92+212942.1, SDSS J134758.92+212942.2, Gaia EDR3 1250940973358552576, SDSS J134758.92+212942.22

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 13 47 58.88 (0.4) 13 47 58.92 13 47 58.89 (0.5) 13 47 58.94 (0.4)
Declination 21 29 41.98 (0.3) 21 29 42.20 21 29 41.99 (0.4) 21 29 42.26 (0.3)
Spectral type DA: DA: DA DA
Effective temperature [K] 6895.0 6810.0 (144)
log(g) [cgs] 8.29 7.73 (0.3)
Mass [M] 0.772 0.469 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 2.8430
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] 5.49 (0.5) 5.36 (0.7) 5.49 (0.5)
Distance [pc] 182.10 (17) 186.59 (24) 182.10 (17)
Composition H
Proper motion (right ascension) [mas/yr] -48.60377994 (0.6) -47.8778638 (1) -48.604 (0.6)
Proper motion (declination) [mas/yr] -17.43870381 (0.4) -15.83589586 (1) -17.439 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.01 (0.09) 21.01 (0.08) 21.01 (0.09)
g magnitude 20.45 (0.02) 20.45 (0.04) 20.45 (0.02)
r magnitude 20.27 (0.02) 20.27 (0.03) 20.27 (0.02)
i magnitude 20.21 (0.04) 20.21 (0.04) 20.21 (0.04)
z magnitude 20.13 (0.1) 20.14 (0.1) 20.13 (0.1)
G magnitude 20.27 (0.07) 20.33 20.27 (0.005)
BP magnitude 20.64 (0.07) 20.56
RP magnitude 19.81 (0.06) 19.92
Pan g magnitude 20.46 (0.02)
Pan r magnitude 20.25 (0.02)
Pan i magnitude 20.27 (0.02)
Pan z magnitude 20.26 (0.02)
Pan y magnitude 19.64 (0.2)
E(B-V) 0.016

* 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.