>To the best of my knowledge, Vanguard I which was launched on 17-MAR-1958 is >still in orbit - the oldest man-made object still in space. Often described >as grapefruit size it would be a very weak object to observe but amateur >equipment in recent years has become quite powerful. > >Has anyone on the List ever observed Vanguard I? Does anyone have a set of >recent orbit elements for Vanguard I? > >Gerhard HOLTKAMP >Darmstadt, Germany --------- I've tried and failed about 6 or 7 times. I was using a PC164C (.0003 lux) camera in my 10 inch (250mm) dobsonian. I gave up trying to see it optically with the 10 inch dob. The orbital elements are available on space-track.org - USSPACECOM ID # 00005. Don Gardner 39.1799 N, 76.8406 W 100 mALS ------------------------------------------------------------------------- Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: http://www.satobs.org/seesat/seesatindex.html
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