SDSS J075558.20+344238.0

All names: Gaia DR2 882405983061719680, Gaia DR3 882405983061719680, SDSS J075558.20+344238.0, SDSS J075558.19+344238.0, Gaia EDR3 882405983061719680

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Stilism Simbad Eisenstein et al. 2006
Right ascension 07 55 58.20 (0.5) 07 55 58.20 07 55 58.20 (0.5) 07 55 58.20 (0.5) 07 55 58.20
Declination 34 42 37.95 (0.3) 34 42 38.03 34 42 37.95 (0.4) 34 42 37.98 (0.3) 34 42 38.00
Spectral type sd SD_auto
Effective temperature [K] 12078.0 (226)
log(g) [cgs] 5.01 (0.02)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.29 (0.5) 0.00 (0.7) 0.29 (0.5)
Distance [pc] 3506.70 (6336) 14450867.05 (143133728783) 3506.31 (6335)
Composition
Proper motion (right ascension) [mas/yr] 0.231342797 (0.6) -0.770618377 (1) 0.231 (0.6) 4.3
Proper motion (declination) [mas/yr] -2.082251738 (0.4) -2.775097281 (0.7) -2.082 (0.4) 1.3
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.87 (0.08) 20.84 (0.07) 20.86 (0.07)
g magnitude 19.97 (0.02) 19.97 (0.01) 19.98 (0.02)
r magnitude 20.17 (0.02) 20.17 (0.02) 20.16 (0.03)
i magnitude 20.33 (0.03) 20.33 (0.03) 20.33 (0.04)
z magnitude 20.32 (0.1) 20.42 (0.1) 20.39 (0.1)
G magnitude 20.09 (0.07) 20.14 20.09 (0.007)
BP magnitude 20.15 (0.07) 20.11
RP magnitude 20.00 (0.1) 20.02
Pan g magnitude 19.99 (0.01)
Pan r magnitude 20.23 (0.02)
Pan i magnitude 20.43 (0.03)
Pan z magnitude 20.44 (0.05)
Pan y magnitude
E(B-V) 0.039

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.