Re: Cassini Enceladus orbit 3 imaging

ope011_at_yahoo.com
Date: 02/23/05 

To: sci-space-tech@moderators.isc.org
Date: 22 Feb 2005 21:03:37 -0800

Andrew Gray wrote:
> On 2005-02-21, ope011@yahoo.com <ope011@yahoo.com> wrote:
> > The highest resolution Enceladus images from the orbit 3 flyby was
> > 60m/pixel from a distance of ~10,000 km. The closest distance to
> > Enceladus on the flyby was ~1200 km. What was the reason for no
images
> > from closer than ~10,000 km. Night side flyby?
> >
> > If so, was this required to set up for the following 500 km flyby
on
> > orbit 4?
>
> Bad geometry? They were still coming out of the Titan flyby, and may
> have been too involved with transmitting data from that to be in a
good
> position for imagery?
>
> --
> -Andrew Gray
> andrew.gray@dunelm.org.uk

Another possibility I neglected to note was for coverage, i.e., the EO3
flyby was on the outside of Enceladus (relative to Saturn), and the EO4
flyby will be on the inside.