Stiborius Sunset Ray

Initial Reports

...At sunset, Stiborius has an interesting ring of shadow around it, and a lovely sunset ray streams into the crater from a smaller crater just outside the outer ring of shadow. - Akkana Peck


The Initial Predictions, Using Data in Original Reporting

Akkana reported the time on the drawing as 6/14/98 @ 12:30am PDT. The date 6/14/98 was more than likely noted as the correct UT date since the observation was reported at being seen at 12:30am (the 14th would have been both the local and UT date). The UT time would have been 5:30UT.

Site Longitude = +122.300
Site Latitude = +37.600


Feature = STIBORIUS
Feature Longitude: = +32.000
Feature  Latitude: = -34.400

Reproducing Lighting For: 1998/6/14 at 05:30 U.T.

Desired Solar Altitude =  +4.265(Setting),  Azimuth = +271.151
Average Co-longitude =  142.828

Crater Description:

Stiborius, +439,-565: A fine crater, 23 miles in diameter with terraced walls bearing a crater on the north and situated on the western rim of a large, low ring. This ring contains several smaller and some craterlets on its interior. On the interior of Stiborious are a peak, not quite in the centre; some lower hills, and a craterlet on the west. The north-west portion of the wall is drawn out, and there is a deflection inwards to the east of it... (Wilkins & Moore, The Moon, 1955, Faber & Faber Ltd)

crater map crater image


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