SDSS J220429.52+211610.63

All names:

Parameter Unit SDSS DR10
Right ascension 22 04 29.53
Declination 21 16 10.75
Spectral type
Effective temperature [K]
log(g) [cgs]
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas]
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr]
Proper motion (declination) [mas/yr]
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 15.22 (0.004)
g magnitude 15.57 (0.003)
r magnitude 16.02 (0.004)
i magnitude 16.37 (0.004)
z magnitude 16.65 (0.01)

* Constant surface field

Special notes:

Spectra

Absorption lines

Photometric filters

BVRI
ugriz

Controls

Normalize at:

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request





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.