BritishUFOFiles - uap_vol2_ptb_pgs46to60

Document Text (OCR)

IN SOGAE A=) = UI __UKRESTRICTED . VISUAL OBSERVATION OF SATELLITES 1. Orbital Period This could be relevant to UAP studies, as an event (i. satellite mistaken for a UAP) could be reported once or more on the same pass or on successive passes The orbital period (ie. m this UAP context the time of appearance or reappearance) is shown at Figure 1. Thus if the orbit altitude is changed from 200km to 1500km the orbit time changes from 88 to 116 minutes Hence, UAP sightings with similar...