1 February 2009

Observing Location	Grand Street @ Essex St, New York, NY Lat.: 40d 43m 00.7s Long.: -73d 59m 21.2s
Observational Period	1545-1600 EDT
Atmospheric Conditions	Cloud Cover Clear Temperature 51° F Wind Light Breeze Humidity Moderate Barometric Pressure 29.86" Hg Rising Feels Like Mild Transparency Excellent Seeing
Instruments	Naked-eye - Charlie
Observing Party	Charlie Ridgway

Target Moon Constellation Ari Category Lunar Time yyyymmdd.hhmm 20090201.1545 EDT Comments Lunation 1065 Phase Waxing Crescent Age 6.53475d Distance Light Time (from earth) 380,079.6 km s Elongation 76.14° E % Illuminated 38.1% Morning Terminator Colongitude (λ E) ° Evening Terminator Colongitude (λ W) ° Libration in Latitude ° Libration in Longitude ° Magnitude -9.2 Angular Size 31' 26.57" Altitude 61.38° Virtual Moon Atlas graphic The Moon is not yet at First Quarter. There is nice contrast between the Moon and the sky and some maria are visible on the illuminated surface.

Target Venus Constellation Psc Category Planet Time yyyymmdd.hhmm 20090201.1545 EDT Comments Object Class Classical Planet Phase Elongation 45.81° E % Illuminated % Distance Light Time (from Earth) .5527626 AU 4m 35.86s Distance (from Sun) AU Angular Size 30.17" Magnitude -4.6 Altitude 49.16° Meridian graphic Venus was visible ~25° ;-30° ; down the ecliptic from the Moon. It looks like a pinprick in the celestial sphere that is allowing light to shine through. It took a bit of looking to find Venus and then to recover it each time I changed location and tried for another look