WD 1230+015

All names: Gaia DR3 3697225667939994752, SDSS J123259.40+011553.1, WD 1230+015, SDSS J123259.40+011553.2, GALEX J123259.4+011552, Gaia DR2 3697225667939994752, 2QZ J123259.4+011552, Gaia EDR3 3697225667939994752

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 12 32 59.38 (1) 12 32 59.40 12 32 59.38 (2) 12 32 59.38 (1) 12 32 59.54
Declination 01 15 53.32 (1) 01 15 53.22 01 15 53.32 (1) 01 15 53.32 (1) 01 15 51.48
Spectral type D+K WD K
Effective temperature [K]
log(g) [cgs]
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas]
Distance [pc]
Composition
Proper motion (right ascension) [mas/yr]
Proper motion (declination) [mas/yr]
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.25 (0.03) 19.24 (0.03) 19.30
g magnitude 19.31 (0.01) 19.29 (0.01) 19.39
r magnitude 19.10 (0.01) 19.10 (0.01) 19.21
i magnitude 18.96 (0.02) 18.94 (0.02) 19.01
z magnitude 18.83 (0.06) 18.81 (0.06) 18.87
G magnitude 19.42 (0.03) 19.37 19.42 (0.01)
BP magnitude 19.27 (0.03) 19.26
RP magnitude 18.77 (0.04) 18.68
Pan g magnitude 19.36 (0.01)
Pan r magnitude 19.19 (0.009)
Pan i magnitude 19.06 (0.02)
Pan z magnitude 19.00 (0.01)
Pan y magnitude 18.93 (0.02)
E(B-V)

* 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.