WD 2333+122

All names: WD 2333+122, GSC2U J233539.1+123048, Gaia DR2 2764723912188128896, USNO-B1.0 1025-00756333, GALEX J233539.0+123046, SDSS J233539.04+123046.4, J2335+1230, LSPM J2335+1230, Gaia DR3 2764723912188128896, WDJ233539.09+123047.33, SDSS J233539.05+123046.4, Gaia EDR3 2764723912188128896

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 23 35 38.98 (0.1) 23 35 39.04 23 35 38.98 (0.2) 23 35 38.98 23 35 39.09 (0.1) 23 35 38.98 23 35 38.14
Declination 12 30 45.11 (0.1) 12 30 46.41 12 30 45.18 (0.2) 12 30 45.11 12 30 47.33 (0.1) 12 30 45.18 12 30 47.88
Spectral type DC DC DC DC DC DC DC DC
Effective temperature [K] 6393.0 (71) 6490.0 (63) 6953.0 6722.0 6426.0 (149)
log(g) [cgs] 8.10 (0.02) 8.14 (0.03) 8.35 8.26 8.19 (0.04)
Mass [M] 0.633 (0.02) 0.66 (0.03) 0.818 0.739 0.693 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 2.5800 3.2240 3.0270
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] 12.10 (0.2) 12.06 (0.2) 12.06 (0.2) 12.10 12.10 (0.2) 12.06 (0.2)
Distance [pc] 82.67 (1) 82.92 (2) 82.95 (2) 82.67 82.67 (1) 82.95 (2)
Composition He
Proper motion (right ascension) [mas/yr] -106.3393669 (0.2) -106.5221136 (0.6) -106.339 (0.2) -106.5221136
Proper motion (declination) [mas/yr] -138.6306892 (0.1) -138.8124902 (0.3) -138.631 (0.1) -138.8124902
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.00
V magnitude
R magnitude 18.60
I magnitude
J magnitude 18.05 (0.05)
H magnitude 18.28 (0.1)
K magnitude
u magnitude 19.42 (0.03) 19.42 (0.03) 19.41 (0.03) 19.41 (0.03)
g magnitude 18.77 (0.008) 18.77 (0.008) 18.77 (0.008)
r magnitude 18.58 (0.008) 18.57 (0.008) 18.57 (0.008)
i magnitude 18.55 (0.01) 18.54 (0.01) 18.54 (0.01)
z magnitude 18.60 (0.03) 18.58 (0.03) 18.58 (0.03)
G magnitude 18.56 (0.02) 18.59 18.56 18.56 (0.003) 18.59
BP magnitude 18.77 (0.02) 18.78 18.78
RP magnitude 18.28 (0.02) 18.26 18.26
Pan g magnitude 18.78 (0.02) 18.78 (0.02)
Pan r magnitude 18.57 (0.007) 18.57 (0.007)
Pan i magnitude 18.55 (0.005) 18.55 (0.005)
Pan z magnitude 18.63 (0.008) 18.63 (0.007)
Pan y magnitude 18.61 (0.04) 18.61 (0.04)
E(B-V) 0.007

* 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.