International Occultation Timing Association
Link to Steve Preston's prediction
http://www.asteroidoccultation.com/2020_03/0305_456_64338.htm
On 2020 Mar 05 UT, the 38.722 km diameter asteroid (456) Abnoba will
occult a 7.5 mag star in the constellation Canis Minor for observers along a path across Canada, USA, Central America, South America.
Cloud cover predictions, will update closer to event time
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