WD 1141+077

All names: GALEX J114359.3+072905, USNO-B1.0 0974-00250114, Gaia DR2 3910122047137575424, TIC 380638755, WD 1141+077, 2MASS J11435934+0729058, Gaia DR3 3910122047137575424, Gaia EDR3 3910122047137575424, 1SWASP J114359.35+072906.1, PG 1141+078

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 11 43 59.31 (0.05) 11 43 59.31 (0.08) 11 43 59.31 11 43 59.35 (0.05) 11 43 59.42
Declination 07 29 05.24 (0.04) 07 29 05.26 (0.05) 07 29 05.24 07 29 05.80 (0.04) 07 29 02.76
Spectral type DA DO: DA.8 DA1
Effective temperature [K] 64800.0 (1363) 62493.0 (345) 96119.0 (5717)
log(g) [cgs] 7.53 (0.07) 7.55 (0.02) 7.75 (0.03)
Mass [M] 0.55 (0.02) 0.631 (0.02)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 5.42 (0.07) 5.33 (0.08) 5.42 5.42 (0.07)
Distance [pc] 184.48 (2) 187.58 (3) 205.00 184.48 184.48 (2)
Composition H
Proper motion (right ascension) [mas/yr] -39.16224672 (0.08) -39.11148373 (0.2) -39.162 (0.08)
Proper motion (declination) [mas/yr] -34.90437749 (0.05) -34.73979701 (0.09) -34.904 (0.05)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 14.11 14.11
V magnitude 14.47
R magnitude 14.60
I magnitude
J magnitude 15.12 (0.05)
H magnitude 15.15 (0.09)
K magnitude
u magnitude 13.62
g magnitude 16.65
r magnitude 14.69
i magnitude 14.91
z magnitude 15.21
G magnitude 14.26 (0.002) 14.27 14.26 14.26 (0.003)
BP magnitude 14.08 (0.002) 14.01
RP magnitude 14.60 (0.001) 14.59
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.017

* 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.