2MASS J08112668+0539119

All names: SDSS J081126.67+053911.8, WD 0728+057, WIRED J081126.67+053911.9, 2MASS J08112668+0539119, WD 0808+058, Gaia EDR3 3096525945581800576, Gaia DR3 3096525945581800576, SDSS J081126.68+053912.0, LAMOST J081126.70+053912.9, GALEX J081126.7+053911, SDSS J081126.67+053911.9, TIC 453006983, [HHD2009] SDSS J0811+0539, SDSS J081126.68+053911.9, Gaia DR2 3096525945581800576, [SGR2010] J0811+0539

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism sdss-wdms.org (29/04/2016) Tremblay et al. 2011 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 11 26.65 (0.05) 08 11 26.68 08 11 26.65 (0.07) 08 11 26.67 08 11 26.65 08 11 26.68 (0.05) 08 11 26.68 08 11 26.40 08 11 26.68
Declination 05 39 11.44 (0.03) 05 39 11.88 05 39 11.46 (0.04) 05 39 11.92 05 39 11.44 05 39 12.02 (0.03) 05 39 11.88 05 39 07.20 05 39 11.93
Spectral type DA+M DA+M DA DA DA+dMe DA+M DA DA+M DA+MS
Effective temperature [K] 11149.0 27425.0 (185) 28140.0 (130) 18988.0 (390) 28000.0 (62) 27922.0 (155)
log(g) [cgs] 6.63 7.77 (0.03) 7.78 (0.02) 7.25 (0.02) 7.76 (0.02) 7.72 (0.02)
Mass [M] 0.163 0.52 (0.01) 0.53 (0.01) 0.316 (0.008)
log(Luminosity) [L]
Cooling age [Gyr] 0.0112
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] 4.57 (0.06) 4.56 (0.09) 4.57 4.57 (0.06)
Distance [pc] 218.89 (3) 219.13 (4) 1721.00 (275) 218.89 218.90 (3)
Composition H H
Proper motion (right ascension) [mas/yr] -26.94459221 (0.06) -26.91055223 (0.2) -26.945 (0.06) -21.6
Proper motion (declination) [mas/yr] -36.39215218 (0.04) -36.42925119 (0.09) -36.392 (0.04) -36.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS WDMS WDMS WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 15.56 (0.07)
H magnitude 15.17 (0.1)
K magnitude 14.79 (0.1)
u magnitude 16.24 (0.005) 16.26 16.26 (0.006) 16.26 (0.02) 16.25 16.25 (0.02)
g magnitude 16.39 (0.003) 16.42 16.38 (0.003) 16.42 (0.01) 16.41 16.42 (0.01)
r magnitude 16.76 (0.004) 16.78 16.79 (0.004) 16.78 (0.01) 16.77 16.78 (0.01)
i magnitude 16.84 (0.005) 16.84 16.83 (0.005) 16.84 (0.01) 16.83 16.83 (0.01)
z magnitude 16.70 (0.01) 16.70 16.70 (0.01) 16.70 (0.01) 16.70 16.71 (0.01)
G magnitude 16.54 (0.004) 16.56 16.54 16.54 (0.003)
BP magnitude 16.51 (0.004) 16.46
RP magnitude 16.50 (0.006) 16.49
Pan g magnitude 16.47 (0.008)
Pan r magnitude 16.79 (0.004)
Pan i magnitude 16.88 (0.006)
Pan z magnitude 16.78 (0.007)
Pan y magnitude 16.67 (0.02)
E(B-V) 0.012

* Constant surface field

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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.