SDSS J165921.34+183035.7

All names: SDSS J165921.34+183035.7, Gaia DR3 4561032174869806464, Gaia DR2 4561032174869806464, Gaia EDR3 4561032174869806464

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Gaia DR2 Stilism Simbad Eisenstein et al. 2006
Right ascension 16 59 21.35 (0.07) 16 59 21.35 16 59 21.35 (0.08) 16 59 21.35 (0.07) 16 59 21.35
Declination 18 30 35.72 (0.06) 18 30 35.72 18 30 35.73 (0.08) 18 30 35.75 (0.06) 18 30 35.73
Spectral type sd SD_auto
Effective temperature [K] 15919.0 (171)
log(g) [cgs] 5.00 (0.001)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.10 (0.1) 0.25 (0.1) 0.10 (0.1)
Distance [pc] 10042.43 (10058) 4063.20 (2004) 10040.16 (10050)
Composition
Proper motion (right ascension) [mas/yr] -1.432059591 (0.08) -1.54134654 (0.2) -1.432 (0.08) 0.1
Proper motion (declination) [mas/yr] -1.484536196 (0.08) -1.278186991 (0.2) -1.485 (0.08) -5.6
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.69 (0.02) 18.69 (0.02) 18.68 (0.02)
g magnitude 17.85 (0.006) 17.86 (0.006) 17.87 (0.01)
r magnitude 18.07 (0.007) 18.07 (0.007) 18.08 (0.01)
i magnitude 18.25 (0.009) 18.26 (0.009) 18.26 (0.01)
z magnitude 18.35 (0.02) 18.37 (0.03) 18.38 (0.03)
G magnitude 17.96 (0.01) 17.99 17.96 (0.003)
BP magnitude 17.99 (0.01) 17.96
RP magnitude 17.95 (0.01) 17.91
Pan g magnitude 17.90 (0.004)
Pan r magnitude 18.07 (0.006)
Pan i magnitude 18.29 (0.003)
Pan z magnitude 18.42 (0.01)
Pan y magnitude 18.44 (0.03)
E(B-V) 0.057

* 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.