Gaia DR2 4406242000198708736

All names: SDSS J160703.55-015455.4, WDJ16073.64-015454.84, Gaia DR3 4406242000198708736, SDSS J160703.56-015455.4, Gaia DR2 4406242000198708736, WDJ160703.64-015454.84, Gaia EDR3 4406242000198708736

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 16 07 03.41 (0.1) 16 07 03.42 16 07 03.41 16 07 03.64 (0.1) 16 07 03.42
Declination -01 54 56.64 (0.1) -01 54 56.59 -01 54 56.64 -01 54 54.84 (0.1) -01 54 56.59
Spectral type DC DC
Effective temperature [K] 4527.0 4221.0 4471.0 (67)
log(g) [cgs] 7.80 7.55 7.76 (0.04)
Mass [M] 0.462 0.334 0.443 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 5.2760 3.7760
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 23.57 (0.1) 23.37 (0.2) 23.57 23.57 (0.1) 23.37 (0.2)
Distance [pc] 42.44 (0.3) 42.79 (0.3) 42.44 42.44 (0.3) 42.79 (0.3)
Composition
Proper motion (right ascension) [mas/yr] -210.2420242 (0.2) -210.2843541 (0.3) -210.242 (0.2) -210.2843541
Proper motion (declination) [mas/yr] -112.8545779 (0.1) -112.5682966 (0.2) -112.855 (0.1) -112.5682966
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.19 (0.1) 21.19 (0.1)
g magnitude 19.16 (0.01) 19.16 (0.01)
r magnitude 18.19 (0.008) 18.19 (0.008)
i magnitude 17.82 (0.008) 17.82 (0.008)
z magnitude 17.70 (0.02) 17.70 (0.02)
G magnitude 18.24 (0.02) 18.27 18.24 18.24 (0.003) 18.27
BP magnitude 18.89 (0.02) 18.88 18.88
RP magnitude 17.51 (0.009) 17.52 17.52
Pan g magnitude 19.00 (0.008)
Pan r magnitude 18.20 (0.003)
Pan i magnitude 17.86 (0.004)
Pan z magnitude 17.74 (0.007)
Pan y magnitude 17.70 (0.01)
E(B-V) 0.001

* 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.