SDSS J172626.08+304540.2

All names: Gaia EDR3 4599970279654390528, SDSS J172626.08+304540.2, Gaia DR2 4599970279654390528, SDSS J172626.08+304540.28, Gaia DR3 4599970279654390528

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Kepler et al. 2016 Simbad
Right ascension 17 26 26.07 (0.2) 17 26 26.07 17 26 26.07 (0.2) 17 26 26.07 (0.2)
Declination 30 45 40.32 (0.2) 30 45 40.30 30 45 40.32 (0.3) 30 45 40.31 (0.2)
Spectral type sdA sdA
Effective temperature [K] 8482.0 (36)
log(g) [cgs] 5.52 (0.1)
Mass [M☉] 0.17644 (0.0001)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] -0.13 (0.2) -0.06 (0.3)
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr] -1.242839436 (0.2) -1.722400652 (0.4) -1.243 (0.2)
Proper motion (declination) [mas/yr] 0.682210058 (0.2) 0.127515973 (0.5) 0.682 (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 20.24 (0.05) 20.27 (0.05) 20.27 (0.05)
g magnitude 19.02 (0.01) 19.08 (0.01) 19.08 (0.01)
r magnitude 19.07 (0.01) 19.13 (0.02) 19.13 (0.02)
i magnitude 19.15 (0.02) 19.21 (0.02) 19.21 (0.02)
z magnitude 19.14 (0.05) 19.23 (0.05) 19.23 (0.05)
G magnitude 19.17 (0.03) 19.18 19.17 (0.004)
BP magnitude 19.24 (0.03) 19.11
RP magnitude 18.92 (0.03) 18.84
Pan g magnitude 19.09 (0.01)
Pan r magnitude 19.12 (0.01)
Pan i magnitude 19.24 (0.01)
Pan z magnitude 19.31 (0.02)
Pan y magnitude 19.33 (0.08)
E(B-V)

* 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.