SDSS J123959.50+330628.8

All names: SDSS J123959.49+330628.8, SDSS J123959.50+330628.8, Gaia DR2 1514768341766532992, Gaia EDR3 1514768341766532992, Gaia DR3 1514768341766532992, GALEX J123959.5+330629

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 12 39 59.46 (0.3) 12 39 59.49 12 39 59.46 (0.3) 12 39 59.50 (0.3) 12 39 59.50
Declination 33 06 28.88 (0.2) 33 06 28.85 33 06 28.88 (0.2) 33 06 28.91 (0.2) 33 06 28.84
Spectral type DA DA DA DA
Effective temperature [K] 10142.0 10957.0 (167)
log(g) [cgs] 7.01 8.70 (0.1)
Mass [M☉] 0.223 1.019 (0.06)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.2222
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] 2.16 (0.3) 1.98 (0.4) 2.16 (0.3)
Distance [pc] 462.44 (65) 504.57 (94) 462.45 (65)
Composition H
Proper motion (right ascension) [mas/yr] -36.89199329 (0.4) -36.88516753 (0.8) -36.892 (0.4)
Proper motion (declination) [mas/yr] -1.741518978 (0.3) -1.718410943 (0.4) -1.742 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.61 (0.03) 19.61 (0.03) 19.59 (0.03)
g magnitude 19.15 (0.01) 19.14 (0.01) 19.17 (0.03)
r magnitude 19.32 (0.01) 19.32 (0.01) 19.33 (0.02)
i magnitude 19.45 (0.02) 19.45 (0.02) 19.45 (0.03)
z magnitude 19.63 (0.06) 19.63 (0.06) 19.63 (0.1)
G magnitude 19.24 (0.03) 19.27 19.24 (0.004)
BP magnitude 19.31 (0.03) 19.26
RP magnitude 19.17 (0.07) 19.22
Pan g magnitude 19.17 (0.01)
Pan r magnitude 19.33 (0.008)
Pan i magnitude 19.51 (0.01)
Pan z magnitude 19.69 (0.03)
Pan y magnitude 19.67 (0.04)
E(B-V) 0.012

* 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.