Struve 1835

Observation Notes:

This close double had a primary that was very slightly blue, with a secondary that appeared purplish gray. They appeared to be separated by 5 to 6 first-diffraction-ring radii.

Subject Struve 1835 (−1835)
Classification Double Star
Position (J2000) Bootes [RA: 14:23:23 / Dec: +08:26:47]*
Position Angle* 193° (1989)
Separation* 6.2″ (1989)
Magnitudes* 5.1/6.9
Spectral Types* AOV/F2V
Date/Time SEP 03, 2006 – 09:30 PM MST (SEP 04, 2006 – 04:30 UT)
Observing Loc. Flagstaff, AZ – Home
Instrument Orion SVP 6LT Reflector (150 mm dia./1200 mm F/L)
Eyepieces/Mag. 10 mm + 2X Barlow (240X)
Conditions Partly cloudy, calm

Seeing 4/10
Transparency NELM Mag ~4.0
References The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996) via VizieR

*Based on published data.