LSPM J1203+0834

All names: SDSS J120324.13+083409.9, LSPM J1203+0834, USNO-B1.0 0985-00217093, PSO J120324.006+083410.999, Gaia DR2 3899809757644549632, SDSS J120324.13+083409.92, WDJ120324.16+083409.72

Parameter Unit Pan-STARRS DR1 Gaia DR2 Kepler et al. 2015 SDSS DR10 Simbad Gentile Fusillo et al. 2018
Right ascension 12 03 23.97 (0.2) 12 03 24.07 12 03 24.16 12 03 23.97
Declination 08 34 11.18 (0.1) 08 34 10.40 08 34 09.71 08 34 11.18
Spectral type DZ DZ
Effective temperature [K] 6406.0 (190)
log(g) [cgs] 8.00 (0)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He) -9.615 (0.02)
log(Ca/H)
Parallax [mas] 15.94 (0.3) 15.94 (0.3)
Distance [pc] 62.73 (1) 62.73 (1)
Composition
Proper motion (right ascension) [mas/yr] -183.331802323 (0.3) -182.0 -183.331802323
Proper motion (declination) [mas/yr] 94.0859491382 (0.3) 100.0 94.0859491382
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.20
V magnitude 17.81
R magnitude 18.00
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.14 (0.03) 19.14 (0.03) 19.14 19.14 (0.03)
g magnitude 18.04 (0.01) 18.04 (0.006) 18.04 18.04 (0.006)
r magnitude 17.83 (0.01) 17.83 (0.006) 17.83 17.83 (0.006)
i magnitude 17.87 (0.01) 17.87 (0.007) 17.87 17.87 (0.007)
z magnitude 17.99 (0.02) 17.99 (0.02) 17.99 17.98 (0.03)
G magnitude 17.88 17.88
BP magnitude 18.08 18.08
RP magnitude 17.55 17.55
Pan g magnitude 18.00 (0.004)
Pan r magnitude 17.86 (0.004)
Pan i magnitude 17.88 (0.005)
Pan z magnitude 17.95 (0.007)
Pan y magnitude 18.02 (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.