SDSS J130930.38+374653.4

All names: SDSS J130930.37+374653.4, Gaia EDR3 1522683210579266176, SDSS J130930.38+374653.4, Gaia DR3 1522683210579266176, Gaia DR2 1522683210579266176, SDSS J130930.38+374653.44

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 09 30.39 (0.9) 13 09 30.38 13 09 30.39 (1) 13 09 30.38 (0.9)
Declination 37 46 53.35 (0.5) 37 46 53.47 37 46 53.35 (0.8) 37 46 53.44 (0.5)
Spectral type DA DA DA DA
Effective temperature [K] 8210.0 10516.0 (165)
log(g) [cgs] 8.06 8.31 (0.1)
Mass [M] 0.63 0.787 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 1.0910
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] 2.76 (1) 2.95 (1) 2.76 (1)
Distance [pc] 362.26 (138) 339.17 (156) 362.27 (138)
Composition H
Proper motion (right ascension) [mas/yr] 10.05018768 (0.9) 8.913428618 (3) 10.05 (0.8)
Proper motion (declination) [mas/yr] -5.807144016 (0.8) -5.445458453 (2) -5.807 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.04 (0.08) 21.13 (0.08) 21.13 (0.08)
g magnitude 20.61 (0.02) 20.67 (0.03) 20.67 (0.03)
r magnitude 20.67 (0.03) 20.73 (0.04) 20.73 (0.04)
i magnitude 20.75 (0.06) 20.81 (0.06) 20.81 (0.06)
z magnitude 20.56 (0.2) 20.67 (0.2) 20.67 (0.2)
G magnitude 20.70 (0.09) 20.78 20.70 (0.008)
BP magnitude 20.70 (0.09) 20.58
RP magnitude 20.42 (0.1) 20.61
Pan g magnitude 20.61 (0.01)
Pan r magnitude 20.77 (0.03)
Pan i magnitude 20.85 (0.02)
Pan z magnitude 20.96 (0.09)
Pan y magnitude
E(B-V) 0.017

* 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.