Written by Dr. R.S. Harrington, of the US Naval Observatory in Washington DC.
Received 17 May 1988, Revised 12 July 1988
R.S.Harrington TheLocation of PlanetX (PDF)
or view it here
adsabs.harvard.edu/full/1988AJ…..96.1476H
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This topic was modified 9 years, 8 months ago by
Edgar.
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This topic was modified 9 years, 8 months ago by
Edgar.
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This topic was modified 9 years, 8 months ago by
Edgar.
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This topic was modified 9 years, 7 months ago by
Edgar.
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This topic was modified 9 years, 7 months ago by
Edgar.