[net.astro] Info on Uranus Encounter

alan@sdcrdcf.UUCP (Alan Algustyniak) (01/08/86)

Here's some additional info on the Uranus Encounter, obtained from JPL
on 7 Jan.

On 1 Jan
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	Spacecraft distance to Uranus:  29,517,959 km

	Heliocentric speed:  17.881 km/sec  [speed w.r.t. the sun]

At closest approach (9:58am Pacific Stnd Time, 24 Jan)
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	[ add 2 hrs 45 mins. to get the time the signal arrives at earth]

	Distance to center of the planet:  107,079 km

	Distance to cloud tops:  81,500 km

	Heliocentric speed:  21.987 km/sec

	speed of spacecraft w.r.t. Uranus:  15 km/sec