2SLAQ J232913.04-001106.2

All names: WD 2326-004, SDSS J232913.05-001106.0, 2SLAQ J232913.04-001106.2, SDSS J232913.04-001105.9, Gaia DR2 2644485615541951488, WIRED J232913.04-001105.9, LAMOST J232913.04-001105.9, SDSS J232913.04-001106.0, Gaia EDR3 2644485615541951488, SDSS J232913.05-001106.2, SDSS J232913.05-001105.9, Gaia DR3 2644485615541951488, SDSS J232913.04-001106.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism 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 23 29 13.08 (0.3) 23 29 13.05 23 29 13.08 (0.3) 23 29 13.08 23 29 13.05 (0.3) 23 29 13.05 23 29 12.82 23 29 13.05
Declination -00 11 07.09 (0.2) -00 11 06.24 -00 11 07.06 (0.3) -00 11 07.09 -00 11 06.13 (0.2) -00 11 06.25 -00 11 03.48 -00 11 05.98
Spectral type DA+M: DA DA+M DA+M: DA M DA+M DA+MS
Effective temperature [K] 6092.0 6123.0 (216) 7606.0 (95) 7430.0 (94)
log(g) [cgs] 7.49 7.27 (0.1) 7.11 (0.4) 7.14 (0.3)
Mass [M] 0.334 0.26 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 1.1750
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] 5.65 (0.3) 6.42 (0.4) 5.65 5.65 (0.3)
Distance [pc] 176.94 (10) 155.77 (10) 176.94 176.94 (10)
Composition H
Proper motion (right ascension) [mas/yr] 21.76017631 (0.3) 22.99661734 (0.7) 21.76 (0.3) 13.2
Proper motion (declination) [mas/yr] -60.11709994 (0.3) -58.85841527 (0.5) -60.117 (0.3) -67.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS WDMS WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.18 (0.02)
H magnitude 16.60 (0.03)
K magnitude 16.18 (0.03)
u magnitude 20.04 (0.04) 20.04 (0.04) 20.04 (0.04) 20.04 20.04 (0.04)
g magnitude 19.53 (0.01) 19.53 (0.01) 19.50 (0.02) 19.50 19.51 (0.02)
r magnitude 19.39 (0.01) 19.39 (0.01) 19.36 (0.02) 19.36 19.36 (0.02)
i magnitude 19.23 (0.02) 19.23 (0.01) 19.23 (0.02) 19.23 19.23 (0.02)
z magnitude 18.85 (0.04) 18.85 (0.04) 18.95 (0.05) 18.94 18.95 (0.05)
G magnitude 19.28 (0.04) 19.31 19.28 19.28 (0.004)
BP magnitude 19.55 (0.04) 19.59
RP magnitude 18.85 (0.04) 18.75
Pan g magnitude 19.50 (0.005)
Pan r magnitude 19.37 (0.02)
Pan i magnitude 19.27 (0.01)
Pan z magnitude 19.00 (0.01)
Pan y magnitude 18.62 (0.07)
E(B-V) 0.029

* 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.