2MASS J11390756+5111036

All names: SDSS J113907.58+511103.7, WD 1136+514, WIRED J113907.58+511103.6, SDSS J113907.57+511103.6, SDSS J113907.58+511103.6, GALEX J113907.6+511103, Gaia EDR3 791647203768413312, [HHD2009] SDSS J1139+5111, TIC 202294649, Gaia DR2 791647203768413312, 2MASS J11390756+5111036

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism sdss-wdms.org (29/04/2016) Tremblay et al. 2011 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013
Right ascension 11 39 07.59 (0.3) 11 39 07.58 11 39 07.59 (0.4) 11 39 07.58 11 39 07.58 (0.4) 11 39 07.58 11 39 07.82 11 39 07.58
Declination 51 11 03.40 (0.4) 51 11 03.66 51 11 03.41 (0.6) 51 11 03.59 51 11 03.69 (0.6) 51 11 03.63 51 10 58.80 51 11 03.65
Spectral type DA+M DA+M DA DA+M DA+M DA d DA+M
Effective temperature [K] 6699.0 18974.0 (626) 21080.0 (780) 10182.0 (1242) 18241.0 (290)
log(g) [cgs] 6.92 7.82 (0.1) 8.07 (0.1) 8.53 (0.3) 7.42 (0.08)
Mass [M] 0.176 0.52 (0.07) 0.67 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 0.0776
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] 1.60 (0.6) 5.27 (1) 5.27 (1)
Distance [pc] 623.13 (230) 189.89 (38) 762.00 (144) 189.89 (38)
Composition H H
Proper motion (right ascension) [mas/yr] 10.79742151 (0.4) 7.981987535 (0.8) 7.982 (0.8) 15.3
Proper motion (declination) [mas/yr] -12.14520819 (0.5) -18.02129547 (1) -18.021 (1) -10.5
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS WDMS WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.66 (0.2)
H magnitude 16.07 (0.2)
K magnitude 15.54 (0.2)
u magnitude 18.78 (0.02) 18.81 18.82 (0.02) 18.81 (0.03) 18.81 18.78 (0.03)
g magnitude 18.69 (0.008) 18.62 18.66 (0.01) 18.62 (0.08) 18.62 18.60 (0.08)
r magnitude 18.76 (0.01) 18.77 18.76 (0.01) 18.77 (0.03) 18.77 18.77 (0.02)
i magnitude 18.30 (0.01) 18.30 18.28 (0.01) 18.30 (0.04) 18.30 18.29 (0.04)
z magnitude 17.79 (0.02) 17.58 17.60 (0.02) 17.57 (0.05) 17.58 17.57 (0.05)
G magnitude 18.98 (0.01) 18.87 18.87 (0.005)
BP magnitude 18.76 (0.01) 18.73
RP magnitude 17.88 (0.01) 17.89
Pan g magnitude 18.72 (0.007)
Pan r magnitude 18.83 (0.01)
Pan i magnitude 18.38 (0.007)
Pan z magnitude 17.97 (0.01)
Pan y magnitude 17.72 (0.009)
E(B-V) 0.020

* 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.