SDSS J132327.15+175651.5

All names: Gaia DR2 3746422113133965696, Gaia DR3 3746422113133965696, Gaia EDR3 3746422113133965696, J1323+1756, SDSS J132327.15+175651.5, WDJ132327.14+175651.41, SDSS J132327.14+175651.5, GALEX J132327.2+175651, SDSS J132327.15+175651.53

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 13 23 27.19 (0.2) 13 23 27.15 13 23 27.19 (0.3) 13 23 27.19 13 23 27.14 (0.2) 13 23 27.19
Declination 17 56 51.71 (0.2) 17 56 51.53 17 56 51.70 (0.3) 17 56 51.71 17 56 51.41 (0.2) 17 56 51.70
Spectral type DC DC: DC: DC: DC: DC DC DC
Effective temperature [K] 6295.0 (91) 6336.0 (84) 6621.0 6390.0 7000.0 (1000) 5689.0 (294)
log(g) [cgs] 8.22 (0.04) 8.22 (0.04) 8.39 8.29 6.50 (0.5) 8.14 (0.06)
Mass [M] 0.715 (0.03) 0.71 (0.04) 0.843 0.757 0.656 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 3.3800 3.8480 3.7600
log(H/He) -3.2 -3.2
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
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)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 10.36 (0.3) 10.24 (0.3) 10.24 (0.3) 10.36 10.36 (0.3) 10.24 (0.3)
Distance [pc] 96.53 (2) 97.66 (3) 97.62 (3) 96.53 96.53 (2) 97.62 (3)
Composition He
Proper motion (right ascension) [mas/yr] 43.74645637 (0.3) 43.48490917 (0.8) 43.746 (0.3) 43.48490917
Proper motion (declination) [mas/yr] 18.88421499 (0.2) 18.9340354 (0.6) 18.884 (0.2) 18.9340354
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.58 (0.08)
H magnitude
K magnitude
u magnitude 19.94 (0.04) 19.95 (0.04) 19.94 (0.04) 19.94 (0.04) 20.04 (0.05)
g magnitude 19.40 (0.01) 19.40 (0.01) 19.40 (0.01) 19.44 (0.01)
r magnitude 19.16 (0.01) 19.16 (0.01) 19.16 (0.01) 19.14 (0.01)
i magnitude 19.10 (0.02) 19.10 (0.02) 19.10 (0.02) 19.10 (0.02)
z magnitude 19.04 (0.05) 19.04 (0.05) 19.04 (0.05) 19.01 (0.05)
G magnitude 19.16 (0.03) 19.19 19.16 19.16 (0.003) 19.19
BP magnitude 19.42 (0.03) 19.35 19.35
RP magnitude 18.78 (0.02) 18.73 18.73
Pan g magnitude 19.40 (0.02) 19.40 (0.02)
Pan r magnitude 19.18 (0.01) 19.18 (0.01)
Pan i magnitude 19.12 (0.009) 19.12 (0.009)
Pan z magnitude 19.14 (0.01) 19.14 (0.01)
Pan y magnitude 19.15 (0.03) 19.15 (0.04)
E(B-V) 0.005

* 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.