SDSS J122958.95+531714.8

All names: Gaia EDR3 1569353459088587520, SDSS J122958.95+531714.6, SDSS J122958.95+531714.8, SDSS J122958.94+531714.8, SDSS J122958.95+531714.89, Gaia DR2 1569353459088587520, GALEX J122958.8+531714, Gaia DR3 1569353459088587520

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 12 29 58.88 (0.2) 12 29 58.95 12 29 58.88 (0.3) 12 29 58.96 (0.2)
Declination 53 17 14.50 (0.3) 53 17 14.69 53 17 14.51 (0.4) 53 17 14.66 (0.3)
Spectral type DA DA DA DA
Effective temperature [K] 8351.0 8636.0 (93)
log(g) [cgs] 8.00 7.56 (0.2)
Mass [M] 0.597 0.319 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.9620
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] 3.79 (0.4) 3.66 (0.5) 3.79 (0.4)
Distance [pc] 263.73 (27) 272.97 (37) 263.73 (27)
Composition H
Proper motion (right ascension) [mas/yr] -41.89750073 (0.3) -42.46733888 (0.6) -41.898 (0.3)
Proper motion (declination) [mas/yr] -9.852858297 (0.4) -9.112615605 (0.7) -9.853 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.57 (0.06) 20.57 (0.06) 20.58 (0.06)
g magnitude 20.06 (0.02) 20.05 (0.03) 20.06 (0.02)
r magnitude 20.04 (0.02) 20.04 (0.03) 20.04 (0.02)
i magnitude 20.15 (0.04) 20.14 (0.04) 20.15 (0.04)
z magnitude 20.14 (0.1) 20.12 (0.1) 20.14 (0.1)
G magnitude 19.99 (0.08) 20.06 19.99 (0.005)
BP magnitude 20.08 (0.08) 20.07
RP magnitude 19.68 (0.07) 19.87
Pan g magnitude 20.04 (0.01)
Pan r magnitude 20.06 (0.01)
Pan i magnitude 20.08 (0.02)
Pan z magnitude 20.29 (0.05)
Pan y magnitude 20.06 (0.06)
E(B-V) 0.017

* 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.