Struve 2992

Richard Harshaw
Star: Struve 2992 (ADS 16599)
Location of site: Northern Kansas City, Missouri (USA) 
94d 30m west longitude, 39d 15m north latitude 
980 ft above Mean Sea Level 
Date of observations (UT): Nov 2, 2000 at 2330
Site classification: suburban 
Sky conditions
seeing--  8 out of 10 (at times, approaching 9)
transparency-- 7 out of 10 (high, thin and spotty clouds, taking perhaps 1magnitude from the starlight)
limiting visual magnitude-- 4.0 mag
Telescope: Celestron C-8 
Eyepiece: 20mm, 104x
 
 
Year of first measurement:  AB 1830, 14.2 / 285;  AC 1910, shown.
Year of last measurement:  1991
Distance (light years):  270
Luminosity (in suns):  24
Eyepiece and magnification:  20mm, 104x.
Colors noted:  W, B and ??.  (The C star was never noted.)
Nice, faint field. 
Hipparchos/Tycho data show different distances for these stars; they may be an optical system.
Rating of 3.