PHL 345

All names: EC22348-1955, Gaia EDR3 2401757982645492608, Gaia DR3 2401757982645492608, EC 22348-1955, GALEX J223730.4-193956, Gaia DR2 2401757982645492608, PHL 345

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 22 37 30.46 (0.05) 22 37 30.38 22 37 30.47 (0.05)
Declination -19 39 56.14 (0.05) -19 39 54.94 -19 39 56.04 (0.05)
Spectral type sdB sdB
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] 0.45 (0.07) 0.48 (0.08) 0.45 (0.07)
Distance [pc] 2229.65 (348) 2093.36 (347) 2229.65 (348)
Composition
Proper motion (right ascension) [mas/yr] -3.715 (0.06) -3.888 (0.1) -3.715 (0.06)
Proper motion (declination) [mas/yr] -6.307 (0.06) -6.397 (0.1) -6.307 (0.06)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.60
V magnitude 16.80
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 16.28 (0.003) 16.31 (0.002) 16.28 (0.003)
BP magnitude 16.16 (0.004) 16.11 (0.01)
RP magnitude 16.56 (0.008) 16.55 (0.004)
Pan g magnitude 16.11 (0.005)
Pan r magnitude 16.53 (0.004)
Pan i magnitude 16.87 (0.006)
Pan z magnitude 17.13 (0.004)
Pan y magnitude 17.30 (0.01)
E(B-V) 0.021

* 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.