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Joe Adcock runs a Starry Night Backyard computer program in which he has determined the next convergence of planets will be in 2252, when Jupiter, Mars and Venus will be in relatively close proximity. Photo: TERRY ORGAN/Miner

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Sailing with the stars

Adcock kept his bearings on the Pacific by using celestial navigation

Joe Adcock thumbed through sight reduction tables and a nautical almanac last Wednesday as he remembered how he sailed for about five years.