SDSS J155921.00+543341.9

All names: Gaia EDR3 1621313526758949376, Gaia DR2 1621313526758949376, SDSS J155921.00+543341.94, Gaia DR3 1621313526758949376, SDSS J155920.99+543341.6, SDSS J155921.00+543341.9

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 15 59 20.99 (0.6) 15 59 20.99 15 59 20.99 (1) 15 59 21.00 (0.6)
Declination 54 33 41.04 (0.5) 54 33 41.66 54 33 41.06 (0.9) 54 33 41.69 (0.5)
Spectral type DA: DA: DA DA
Effective temperature [K] 8715.0 8414.0 (119)
log(g) [cgs] 8.07 8.34 (0.2)
Mass [M] 0.638 0.665 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.9543
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] 2.38 (0.6) 2.55 (0.7) 2.38 (0.6)
Distance [pc] 420.49 (104) 392.47 (111) 420.49 (104)
Composition H
Proper motion (right ascension) [mas/yr] -1.876409477 (0.9) 0.502734997 (3) -1.876 (0.9)
Proper motion (declination) [mas/yr] -40.64350427 (0.9) -38.42099471 (2) -40.644 (0.9)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.27 (0.1) 21.22 (0.1) 21.22 (0.1)
g magnitude 20.86 (0.04) 20.85 (0.04) 20.86 (0.04)
r magnitude 20.75 (0.04) 20.78 (0.04) 20.75 (0.04)
i magnitude 20.67 (0.06) 20.70 (0.06) 20.67 (0.06)
z magnitude 21.01 (0.3) 21.07 (0.3) 21.07 (0.3)
G magnitude 20.71 (0.1) 20.78 20.71 (0.009)
BP magnitude 20.71 (0.1) 21.06
RP magnitude 20.54 (0.1) 20.29
Pan g magnitude 20.85 (0.02)
Pan r magnitude 20.70 (0.02)
Pan i magnitude 20.69 (0.04)
Pan z magnitude 20.79 (0.05)
Pan y magnitude
E(B-V) 0.020

* 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.