Struve 1575

Sketch of Struve 1575 (STF 1575)

Sketch of Struve 1575

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Observation Notes:

This attractive yellow-orange and blue-gray double (K0/F5V) was recorded as white/white by Phillips and orange/white by Harshaw.

Subject Struve 1575 (STF 1575; ADS 8327)
Classification Double Star
Position (J2000)* Leo [RA: 11 51 57.6 / Dec: +08 49 48]
Position Angle AB: 211° [My Measurement 2009.9]
AB: 210° [WDS 2008]*
Separation AB: 31″ [My Measurement 2009.9]
AB: 30.6″ [WDS 2008]*
Magnitudes* A: 7.4; B: 7.9
Spectral Types* A: K0; B: F5V
Date/Time NOV 27, 2009 – 4:30 AM MST (NOV 27, 2009 – 11:30 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, hazy
Seeing 3-4/10 Pickering
Transparency Mag 5.5 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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