SDSS J123642.17+005448.3

All names: 2QZ J123642.1+005447, SDSS J123642.17+005448.3, Gaia DR2 3697047860590094976

Parameter Unit MWDD H MWDD HE Gaia DR2 sdss-wdms.org (29/04/2016) SDSS DR12 Simbad
Right ascension 12 36 42.14 (0.8) 12 36 42.17 12 36 42.17 12 36 42.17
Declination 00 54 48.43 (0.6) 00 54 48.37 00 54 48.38 00 54 48.38
Spectral type WD+MS WD+MS WD+MS DA+dM
Effective temperature [K] 5880.0 5914.0 25012.0 (1869)
log(g) [cgs] 7.11 7.11 9.06 (0.2)
Mass [M☉] 0.214 0.19699999999999998 1.23 (0.07)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.9953 1.0830
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 2.96 (0.8)
Distance [pc] 337.94 (93) 422.00 (71)
Composition
Proper motion (right ascension) [mas/yr] -30.1430454718 (2)
Proper motion (declination) [mas/yr] 4.7298875776 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.12 21.16 (0.09) 21.16
g magnitude 20.66 20.65 (0.03) 20.65
r magnitude 20.94 20.92 (0.04) 20.92
i magnitude 20.55 20.55 (0.05) 20.55
z magnitude 19.81 19.80 (0.09) 19.80
G magnitude 20.08
BP magnitude 20.02
RP magnitude 19.72
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude

* 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.