SDSS J121106.43+232623.0

All names: SDSS J121106.43+232623.00, Gaia EDR3 4001872474248647936, Gaia DR2 4001872474248647936, Gaia DR3 4001872474248647936, SDSS J121106.42+232623.0, J1211+2326, SDSS J121106.43+232623.0

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Blouin 2020 Coutu et al. 2019 MWDD H MWDD HE Gaia DR2 Hollands et al. 2017 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 12 11 06.35 (1) 12 11 06.43 12 11 06.47 12 11 06.35 (1) 12 11 06.46 (1)
Declination 23 26 23.33 (0.8) 23 26 23.00 23 26 22.71 23 26 23.31 (0.8) 23 26 22.74 (0.8)
Spectral type DZ DZ NOTWD NOTWD DZ NOTWD DZ DZ
Effective temperature [K] 6609.0 (164) 6699.0 (199) 7159.0 6942.0 6450.0 (230) 6960.0 (72)
log(g) [cgs] 8.66 (0.4) 8.77 8.80 8.73 8.00 (0)
Mass [M] 1.005 (0.2) 1.0715 1.096 1.045
log(Luminosity) [L]
Cooling age [Gyr] 4.2700 4.1590 4.0680 2.5000
log(H/He) <-3.0204
log(C/He)
log(Ca/He) -8.3 (0.2) -8.0357 (0.2) -8.59 -8.158999999999999
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He) -8.57
log(Mg/He) -6.7 (0.1) -7.28
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) -6.9 (0.2) -7.28
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 5.81 (1) 6.67 6.67 (1) 5.81 (1)
Distance [pc] 172.23 (36) 161.62 (53) 149.83 (32) 149.83 (32) 238.00 (32) 172.23 (36)
Composition He He He He
Proper motion (right ascension) [mas/yr] -99.02233604 (1) -101.1552649 (2) -99.022 (1)
Proper motion (declination) [mas/yr] 36.70978222 (1) 38.61208069 (2) 36.71 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 22.28 (0.3) 22.29 (0.3) 22.29 (0.3) 22.29 (0.3) 22.29 (0.3)
g magnitude 20.81 (0.03) 20.80 (0.03) 20.80 (0.03) 20.80 (0.03) 20.80 (0.03)
r magnitude 20.52 (0.04) 20.52 (0.04) 20.52 (0.04) 20.52 (0.04) 20.52 (0.04)
i magnitude 20.55 (0.05) 20.56 (0.06) 20.56 (0.06) 20.56 (0.06) 20.56 (0.06)
z magnitude 20.46 (0.1) 20.49 (0.1) 20.49 (0.1) 20.49 (0.1) 20.49 (0.1)
G magnitude 20.60 (0.2) 20.66 20.60 (0.01)
BP magnitude 20.72 (0.2) 20.63
RP magnitude 20.28 (0.2) 20.26
Pan g magnitude 20.73 (0.04)
Pan r magnitude 20.53 (0.01)
Pan i magnitude 20.56 (0.03)
Pan z magnitude 20.66 (0.05)
Pan y magnitude 20.29 (0.1)
E(B-V) 0.008

* 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.