atlas helene methone - nasa · encke cassini division division (pan) c ring ring b ring a rip ge:...

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Atlas Helene Methone

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Page 1: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Atlas Helene Methone

Page 2: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Five Fabulous Flybys (Best ever!) Object Date Closestapproach(km)

Pandora 18Dec2016

20,000;closestbyalmostafactorof3

Daphnis 16Jan2017 17,600;closestbyoveranorderofmagnitude

Epimetheus 30Jan2017 5900;closestbyfactorof6

Pan 7March2017

25,350;closestbyafactorof2

Atlas 12April2017

13,170;Closestbyfactorof2

Atlas Helene Methone

Page 3: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been
Page 4: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Pandora(Fringshepherd)

Page 5: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Daphnis(inKeelergap)

Pandora(Fringshepherd)

Page 6: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Epimetheus(Aringshepherd)

Daphnis(inKeelergap)

Pandora(Fringshepherd)

Page 7: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Epimetheus(Aringshepherd)

Daphnis(inKeelergap)

Pandora(Fringshepherd)

Page 8: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Epimetheus(Aringshepherd)

Daphnis(inKeelergap)

Pandora(Fringshepherd)

Page 9: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

REV253:Pandora(firstviewsofnorthernhemisphere)REV257:Best-everviewofDaphnisREV259:LastviewofEpimetheusREV264:Best-everimagesofPanREV269:LastandbestviewsofAtlas

Page 10: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Some of Cassini’s best views of these moons prior to the fabulous 5…

Page 11: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Dec.6,2015

Prometheus:86kmwide;37,000kmawayEpimetheus:86km;35,000km

Atlas:30km;32,000km

Page 12: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been
Page 13: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

PrometheusandPandora

Page 14: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Daphnisapproachingequinox

Page 15: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

Pandora,Nov2005

Page 16: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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#1 Pandora 18 Dec 2016

Page 17: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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#2 Daphnis 16 January 2017

Page 18: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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Page 19: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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#3 Epimetheus 30 January 2017 129.8 × 114 × 106.2 km diam

Page 20: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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#3 Epimetheus 30 January 2017

Page 21: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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#4 Pan 7 March 2017

Page 22: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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Page 23: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

#5 Atlas 12 April 2017

Page 24: Atlas Helene Methone - NASA · Encke Cassini Division Division (Pan) C ring ring B ring A rip ge: Atlas) oute G ring F ring (Prometheus, Pandora) May * bodies whose sizes have been

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