Alpha Canum Venaticorum (Struve 1692)

Observation Notes:

This double consists of a pale blue primary with an elusively colored companion. The secondary appeared slightly yellow-orange.

Subject Alpha Canum Venaticorum (−1692)
Classification Double Star
Position (J2000) Canes Venatici [RA: 12:56:02 / Dec: +38:19:05]*
Position Angle* 228° (1822)
Separation* 19.3″ (1984)
Magnitudes* 2.9/5.6
Spectral Types* A0/F0
Date/Time SEP 03, 2006 – 09:00 PM MST (SEP 04, 2006 – 04:00 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); and Catalogue of Stellar Spectral Classifications (Skiff, 2005) via VizieR

*Based on published data.