WD 1335+002

All names: Gaia EDR3 3662779171232754688, Gaia DR2 3662779171232754688, WD 1335+002, SDSS J133739.40+000142.9, SDSS J133739.41+000142.7, SDSS J133739.40+000142.8, 1335+002, Gaia DR3 3662779171232754688, WDJ133739.41+000142.66, SDSS J133739.40+000142.7, J1337+0001, MGC 48991, SDSS J133739.41+000142.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 Bergeron et al. 2022 Leggett et al. 2018 MWDD HE Gaia DR2 Stilism Harris et al. 2003 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 13 37 39.40 (0.2) 13 37 39.41 13 37 39.40 (0.6) 13 37 39.40 13 37 39.41 (0.2) 13 37 39.40 13 37 38.69
Declination 00 01 39.76 (0.2) 00 01 42.71 00 01 39.85 (0.3) 00 01 39.76 00 01 42.66 (0.2) 00 01 39.85 00 01 39.00
Spectral type DC-IRfaint DC DC DC18.2 DC+cia DC+cia DC DC DC DX DC
Effective temperature [K] 4948.0 (26) 4944.0 (25) 4948.0 (26) 2772.0 (32) 9949.0 7662.0 (460)
log(g) [cgs] 8.79 (0.02) 8.75 (0.04) 7.30 (0.05) 9.78 9.48 (0.06)
Mass [M] 1.082 (0.01) 1.058 (0.02) 1.082 (0.01) 0.311 (0.02) 1.5 1.35 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 7.1000 6.0940 1.8660 (0.1) 1.6470
log(H/He) -2.98 -3.0 -2.98
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] 19.37 (0.3) 18.67 (0.7) 19.68 (0.8) 18.67 (0.7) 19.37 19.37 (0.3) 18.67 (0.7)
Distance [pc] 51.62 (0.9) 53.56 (2) 50.81 (2) 53.56 (2) 51.62 51.62 (0.9) 53.56 (2)
Composition He
Proper motion (right ascension) [mas/yr] -11.19023352 (0.3) -11.16568405 (0.7) -11.19 (0.3) -11.166
Proper motion (declination) [mas/yr] -181.5412121 (0.2) -181.3827755 (0.5) -181.541 (0.2) -181.383
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 20.03
V magnitude
R magnitude
I magnitude
J magnitude 20.38 (0.09)
H magnitude 20.71 (0.1)
K magnitude
u magnitude 20.78 (0.06) 20.83 (0.03) 20.83 20.78 (0.06) 20.78 (0.06) 20.82
g magnitude 19.54 (0.01) 19.57 19.54 (0.01) 19.54 (0.01) 19.57
r magnitude 19.13 (0.01) 19.13 19.13 (0.01) 19.13 (0.01) 19.13
i magnitude 19.51 (0.02) 19.52 19.52 (0.02) 19.52 (0.02) 19.52
z magnitude 20.01 (0.09) 20.02 20.01 (0.09) 20.01 (0.09) 20.02
G magnitude 19.32 (0.03) 19.37 19.32 19.32 (0.003) 19.37
BP magnitude 19.46 (0.03) 19.56 19.56
RP magnitude 19.27 (0.04) 19.27 19.27
Pan g magnitude 19.47 (0.01) 19.47 (0.01)
Pan r magnitude 19.13 (0.009) 19.13 (0.009)
Pan i magnitude 19.56 (0.01) 19.56 (0.01)
Pan z magnitude 20.03 (0.05) 20.03 (0.04)
Pan y magnitude 19.77 (0.2) 19.77 (0.2)
E(B-V) 0.002

* 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.