> Actually, on the same basis, perhaps I should include sitting, with it's > 29.8km/s speed. Unfortunately, most interesting destinations are also > travelling at 29.8km/s. (or 220km/s using another possible reference > point) Ah, the alternative geosync belt. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist