SDSS J231605.60+055945.7

All names: PM J23160+0559, Gaia DR2 2664111764954544256, PB 5306, USNO-B1.0 0959-00589369, GALEX J231605.5+055946, Gaia DR3 2664111764954544256, 23160+0559, SDSS J231605.60+055945.7, LSPM J2316+0559, Gaia EDR3 2664111764954544256

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Limoges et al. 2015 Vincent et al. 2024 Simbad
Right ascension 23 16 05.72 (0.08) 23 16 05.71 (0.09) 23 16 05.72 23 16 05.54 (0.08)
Declination 05 59 46.14 (0.06) 05 59 46.12 (0.07) 05 59 46.14 05 59 45.61 (0.06)
Spectral type DA DA DA DA
Effective temperature [K] 13350.0 15300.0 (256) 15499.0 (364)
log(g) [cgs] 7.85 7.98 (0.05) 8.02 (0.02)
Mass [M] 0.526 0.6 (0.03) 0.623 (0.02)
log(Luminosity) [L] -2.07
Cooling age [Gyr] 0.2259
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] 8.05 (0.08) 8.08 (0.1) 8.05 8.05 (0.08)
Distance [pc] 124.30 (1) 123.84 (2) 127.90 (3) 124.30 124.29 (1)
Composition H H
Proper motion (right ascension) [mas/yr] 167.8845269 (0.1) 167.9579072 (0.2) 167.885 (0.1)
Proper motion (declination) [mas/yr] 32.89096228 (0.07) 32.85705401 (0.1) 32.891 (0.07)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.50
V magnitude
R magnitude 17.10
I magnitude
J magnitude 17.07 (0.02)
H magnitude 17.06 (0.05)
K magnitude 17.40 (0.1)
u magnitude 16.95 16.96 (0.008)
g magnitude 16.64 16.64 (0.005)
r magnitude 16.92 16.92 (0.006)
i magnitude 17.15 17.15 (0.006)
z magnitude 17.40 17.40 (0.02)
G magnitude 16.77 (0.006) 16.79 16.77 16.77 (0.003)
BP magnitude 16.75 (0.006) 16.75
RP magnitude 16.87 (0.007) 16.87
Pan g magnitude 16.67 (0.004)
Pan r magnitude 16.91 (0.003)
Pan i magnitude 17.17 (0.004)
Pan z magnitude 17.38 (0.005)
Pan y magnitude 17.53 (0.01)
E(B-V) 0.022

* 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.