SDSS J072758.87+420714.4

All names: Gaia DR2 948780918754581632

Parameter Unit Gaia DR2 Koester & Kepler (2015)
Right ascension 07 27 58.88 (0.3)
Declination 42 07 14.42 (0.3)
Spectral type
Effective temperature [K] 11680.0 (124)
log(g) [cgs] 8.00 (0)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He) -5.64 (0)
log(C/He)
log(Ca/He) -10.07 (0)
log(Ca/H)
Parallax [mas] 3.45 (0.5)
Distance [pc] 289.75 (42) 274.00
Composition
Proper motion (right ascension) [mas/yr] 22.066 (0.7)
Proper motion (declination) [mas/yr] -19.043 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 19.24
BP magnitude 19.24
RP magnitude 19.25
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude

* Constant surface field

Special notes:

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Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





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.