Struve 2404

Observation Notes:

This was a very subtle pair. Seeing was poor and the reddish-orange primary seemed to rub its color off on the secondary.

Subject STF 2404
Classification Double Star
Position (J2000) Aquila: [RA: 18:50:45.5 / Dec: +10:58:35]*
Position Angle* 183° (1822)
Separation* 3.6″ (1822)
Magnitudes* 6.9/8.0
Spectral Types* K5III/K3III
Date/Time SEP 04, 2006 – 1:10 AM MST (SEP 04, 2006 – 08:45 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 Clear, 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.

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