SDSS J123011.36+230059.9

All names: WIRED J123011.36+230059.9, GALEX J123011.3+230100, SDSS J123011.37+230100.0, SDSS J123011.37+230059.9, Gaia DR3 3958969809706518016, SDSS J123011.37+230060.0, Gaia DR2 3958969809706518016, SDSS J123011.36+230059.9, Gaia EDR3 3958969809706518016

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 12 30 11.26 (0.09) 12 30 11.37 12 30 11.26 (0.1) 12 30 11.26 12 30 11.42 (0.09) 12 30 11.37
Declination 23 00 59.02 (0.07) 23 00 59.92 23 00 59.06 (0.07) 23 00 59.02 23 01 00.30 (0.07) 23 00 59.98
Spectral type DA DA DA DA DA
Effective temperature [K] 9459.0 9547.0 (146) 9644.0 (26)
log(g) [cgs] 7.91 7.90 (0.03) 8.23 (0.03)
Mass [M] 0.548 0.54 (0.02) 0.734 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.6222
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] 9.34 (0.1) 9.48 (0.1) 9.34 9.34 (0.1)
Distance [pc] 107.03 (1) 105.46 (1) 107.03 107.03 (1)
Composition H
Proper motion (right ascension) [mas/yr] -143.486773 (0.1) -143.6821689 (0.2) -143.487 (0.1)
Proper motion (declination) [mas/yr] -79.70982455 (0.09) -79.89914236 (0.2) -79.71 (0.09)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude 17.27 (0.08)
u magnitude 17.72 (0.01) 17.72 (0.01) 17.77 (0.03)
g magnitude 17.35 (0.005) 17.35 (0.005) 17.40 (0.04)
r magnitude 17.41 (0.005) 17.41 (0.005) 17.43 (0.04)
i magnitude 17.52 (0.007) 17.52 (0.007) 17.49 (0.03)
z magnitude 17.70 (0.01) 17.70 (0.01) 17.71 (0.02)
G magnitude 17.34 (0.01) 17.36 17.34 17.34 (0.003)
BP magnitude 17.40 (0.01) 17.41
RP magnitude 17.20 (0.008) 17.21
Pan g magnitude 17.36 (0.002)
Pan r magnitude 17.44 (0.01)
Pan i magnitude 17.54 (0.003)
Pan z magnitude 17.69 (0.009)
Pan y magnitude 17.78 (0.01)
E(B-V) 0.004

* 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.