Rev 149 - May 30-Jun 29, 2011 - Helene, Distant Iapetus, mutual events |
Rev 149 - May 30-Jun 29, 2011 - Helene, Distant Iapetus, mutual events |
May 30 2011, 08:02 PM
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Senior Member Group: Members Posts: 1075 Joined: 21-September 07 From: Québec, Canada Member No.: 3908 |
Latest Looking ahead article (Rev149: May 30 - Jun 29) is up.
- Iapetus observations - Titan-Rhea mutual event - close (6,968 km) flyby of Helene - Titan flyby Interesting stuff. |
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Jun 27 2011, 01:24 AM
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Lord Of The Uranian Rings Group: Members Posts: 798 Joined: 18-July 05 From: Plymouth, UK Member No.: 437 |
The distant view from January essentially shows the same side of Helene, albeit illuminated from the opposite angle:
http://photojournal.jpl.nasa.gov/catalog/PIA12758 Now, the caption states that this is the trailing hemisphere, which I *think* is a mistake; the 'Eyes on the Solar System' simulation and the mini-atlas suggest that this is actually the leading hemisphere. Here are two shots from the January and June flybys side-by-side: ...and here is a rough version of the two combined, showing the entirety of the leading hemisphere: -------------------- |
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