SDSS J121123.11+683711.6

All names: SDSS J121123.11+683711.61, SDSS J121123.11+683711.6, Gaia DR2 1681999456146446464, Gaia EDR3 1681999456146446464, Gaia DR3 1681999456146446464

Parameter Unit Gaia EDR3 SDSS DR12 Gaia DR2 Stilism Kepler et al. 2016 Simbad
Right ascension 12 11 23.10 (0.2) 12 11 23.11 12 11 23.10 (0.3) 12 11 23.11 (0.2)
Declination 68 37 11.22 (0.2) 68 37 11.33 68 37 11.22 (0.3) 68 37 11.34 (0.2)
Spectral type sdA sdA
Effective temperature [K] 6904.0 (75)
log(g) [cgs] 5.60 (0.3)
Mass [M☉] 0.14506 (0.0007)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.10 (0.3) -0.05 (0.4) 0.10 (0.3)
Distance [pc] 9895.67 (31573) 9891.20 (31542)
Composition
Proper motion (right ascension) [mas/yr] -4.066361648 (0.3) -4.25586646 (0.5) -4.066 (0.3)
Proper motion (declination) [mas/yr] -7.837233016 (0.3) -7.663305936 (0.6) -7.837 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.90 (0.09) 20.91 (0.09) 20.91 (0.09)
g magnitude 19.90 (0.02) 19.91 (0.03) 19.91 (0.03)
r magnitude 19.62 (0.02) 19.63 (0.03) 19.63 (0.03)
i magnitude 19.50 (0.02) 19.50 (0.03) 19.50 (0.03)
z magnitude 19.53 (0.09) 19.53 (0.08) 19.53 (0.08)
G magnitude 19.57 (0.04) 19.61 19.57 (0.004)
BP magnitude 19.85 (0.04) 19.79
RP magnitude 19.20 (0.07) 19.06
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.022

* 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.