Gaia DR2 6874124023727679104

All names: Gaia DR3 6874124023727679104, Gaia EDR3 6874124023727679104, 2MASS J20085077-1619437, WDJ200850.81-161943.62, Gaia DR2 6874124023727679104, NLTT 48777, LP 814-28, J2008-1619, TIC 13990333

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 Tremblay et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 20 08 51.03 (0.09) 20 08 51.02 20 08 51.03 20 08 50.81 (0.09) 20 08 51.02
Declination -16 19 44.20 (0.07) -16 19 44.18 -16 19 44.20 -16 19 43.62 (0.07) -16 19 44.18
Spectral type DC DC DC DA DC
Effective temperature [K] 5539.0 (75) 5414.0 (19) 5470.0 (70) 5692.0 5414.0 5839.0 (51)
log(g) [cgs] 8.30 (0.04) 8.25 (0.008) 8.28 (0.04) 8.41 8.25 8.46 (0.02)
Mass [M] 0.767 (0.03) 0.733 (0.009) 0.851 0.733 0.885 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 6.3000 5.7110 5.9470
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 26.01 (0.1) 26.01 (0.1) 26.08 (0.1) 26.08 (0.1) 26.01 26.01 (0.1) 26.08 (0.1)
Distance [pc] 38.44 (0.2) 38.45 (0.2) 38.34 (0.2) 38.35 (0.2) 38.44 38.44 (0.2) 38.35 (0.2)
Composition He
Proper motion (right ascension) [mas/yr] 194.8873466 (0.1) 194.5250193 (0.2) 194.887 (0.1) 194.5250193
Proper motion (declination) [mas/yr] -35.93478695 (0.08) -35.77891239 (0.2) -35.935 (0.08) -35.77891239
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 17.75
R magnitude
I magnitude
J magnitude 16.44 (0.1) 16.44 (0.1)
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.75 (0.01) 17.77 17.75 17.75 (0.003) 17.77
BP magnitude 18.11 (0.01) 18.11 18.11
RP magnitude 17.25 (0.008) 17.24 17.24
Pan g magnitude 18.16 (0.004) 18.16 (0.004)
Pan r magnitude 17.77 (0.005) 17.77 (0.005)
Pan i magnitude 17.60 (0.003) 17.60 (0.002)
Pan z magnitude 17.57 (0.006) 17.57 (0.006)
Pan y magnitude 17.56 (0.006) 17.56 (0.006)
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.