Initial Reports
Observer: Tony Donnangelo
Date/time of observation: 2003/02/10 00:05 U.T.
Site location: Hummelstown RD 3, PA, USA (40.26° N., 76.75° W.)
Site elevation: 479 feet (146 meters)
Site classification: Suburban
Instrument: Takahashi FS-102
Magnification: 91x(9mm NaglerT6),158x(Pentax 5.2mm XL),
234x(3.5mm Vixen SW),
Moon's age: 8d 13:15, 55% illuminated
Object: Goldschmidt (walled plain)
Size: 120Km.x120Km.
Lunar ray coordinates: 02.0°E., 74.75°N.
Rukl chart #: 4
I observed this ray as a narrow shaft of light ~55Km. long. The ray had a dark shadow completely cutting across it, making two segments approximately the same length. I believe this was caused by a craterlet inside Goldschmidt near the northern rim.
Conditions were cloudy during the whole night. However, I observed it periodically over the next 1 1/2 hours. It remained the same over this period. It became too overcast and I called it a night. It may be possible to observe this ray at an earlier time, and it probably could've been seen, after I made my last observation.
The Initial Predictions, Using Data in Original Reporting
Site Longitude = +76.750
Site Latitude = +40.260
Feature = GOLDSCHMIDT
Feature Longitude: = -2.900
Feature Latitude: = +73.000
Reproducing Lighting For: 2003/2/10 at 00:05 U.T.
Desired Solar Altitude = +0.495(Rising), Azimuth = +96.767
Average Co-longitude = 4.593
Crater Description:
Description (from Virtual Moon Atlas): Wrecked formation. Little steep slopes crushed to the West by Anaxagoras and supporting Barrow and Barrow G to the South-East. Little high walls. Very large flat floor with Goldschmidt A to the South-West. Hills and craterlets.
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