SBSS 1026+560

All names: SDSS J103001.06+554706.3, SDSS J103001.06+554706.6, WISE J103001.01+554705.7, PSO J103001.041+554706.267, Gaia DR2 853747556080777088, SDSS J103001.06+554706.36

Parameter Unit Pan-STARRS DR1 Gaia DR2 Kepler et al. 2016 SDSS DR12 Simbad
Right ascension 10 30 01.06 (0.2) 10 30 01.07 10 30 01.06
Declination 55 47 06.33 (0.2) 55 47 06.65 55 47 06.52
Spectral type DA+M DA
Effective temperature [K] 23871.0 (240)
log(g) [cgs] 7.81 (0.03)
Mass [M☉] 0.541 (0.01)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 1.52 (0.3)
Distance [pc] 656.13 (135)
Composition
Proper motion (right ascension) [mas/yr] -7.2288690943 (0.4) -8.0
Proper motion (declination) [mas/yr] -26.8415755907 (0.4) -24.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.20
V magnitude
R magnitude 19.00
I magnitude
J magnitude 16.22
H magnitude 15.81
K magnitude 15.39
u magnitude 18.42 (0.01) 18.44 (0.01) 18.43
g magnitude 18.45 (0.03) 18.44 (0.007) 18.44
r magnitude 18.70 (0.01) 18.70 (0.009) 18.70
i magnitude 18.36 (0.02) 18.34 (0.009) 18.35
z magnitude 17.81 (0.02) 17.79 (0.02) 17.79
G magnitude 18.69
BP magnitude 18.47
RP magnitude 17.88
Pan g magnitude 18.50 (0.008)
Pan r magnitude 18.72 (0.007)
Pan i magnitude 18.38 (0.006)
Pan z magnitude 17.94 (0.02)
Pan y magnitude 17.69 (0.01)

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.