2 Comae Berenices (Struve 1596)

Sketch of 2 Comae Berenices (Struve 1596 / STF 1596)

Sketch of 2 Comae Berenices / Struve 1596

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Observation Notes:

The color in this pair reminded me of Gamma Leporis with a white primary and dull orange-yellow companion. Sissy Haas sees yellow-white/green-white. Others see the secondary as “rosey” (Webb), “lilac tinted” (Smyth), “deep yellow” (Hartung)

Subject 2 Comae Berenices (Struve 1596 / STF 1596 / ADS 8406)
Classification Double Star
Position (J2000)* Coma Berenices [RA: 12 04 16 / Dec: +21 27 31]
Position Angle AB: 235° [My Measurement 2009.9]
AB: 235° [WDS 2007]*
Separation AB: 5″ [My Measurement 2009.9]
AB: 3.7″ [WDS 2007]*
Magnitudes* A: 6.2; B: 7.5
Spectral Types* A: F0IV-V; B: F0IV-V
Date/Time NOV 26, 2009 – 5:40 AM (NOV 26, 2009 – 12:40 UT)
Observing Loc. Flagstaff, AZ – Home
Instrument Orion SkyQuest XT8 Dobsonian (203 mm dia./1200 mm F/L)
Eyepieces/Mag. Pentax XW10 + 2X Barlow (240X)
Meade Astrometric EP + 2X Barlow (200X)
Conditions Clear, cold
Seeing 3/10 Pickering
Transparency Mag 6.0 NELM
*References The Washington Visual Double Star Catalog (Mason+ 2001-2009); Catalogue of Stellar Spectral Classifications (Skiff, 2009); SIMBAD; Double Stars for Small Telescopes – Sissy Haas

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