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=== Orbit around 67P === [[File:Animation of Rosetta trajectory around 67P.gif|thumb|Animation of ''Rosetta''{{'s}} trajectory around 67P from 1 August 2014 to 31 March 2015 <br/> {{legend2|magenta|''Rosetta''}}{{·}}{{legend2|lime|[[67P/Churyumov–Gerasimenko|67P]]}}]] In August 2014, ''Rosetta'' rendezvoused with the comet [[67P/Churyumov–Gerasimenko]] (67P) and commenced a series of manoeuvres that took it on two successive triangular paths, averaging {{convert|100|and|50|km}} from the nucleus, whose segments are [[Hyperbolic trajectory|hyperbolic escape trajectories]] alternating with thruster burns.<ref name="Fischer2014-08-06" /><ref name="Bauer2014" /> After closing to within about {{convert|30|km|abbr=on}} from the comet on 10 September, the spacecraft entered actual [[orbit]] about it.<ref name="Fischer2014-08-06" /><ref name="Bauer2014" /><ref name="Lakdawalla2014-08-15" />{{update after|2014|11|12}}<!-- if it is now in an actual orbit, depending on the micro-gravity of the small comet, what is its orbital period? and what is the current/settled periapsis and apoapsis? --> The surface layout of 67P was unknown before ''Rosetta''{{'s}} arrival. The orbiter mapped the comet in anticipation of detaching its lander.<ref name="esablog230714">{{cite web |url=http://blogs.esa.int/rosetta/2014/07/23/last-of-the-fatties/ |title=Last of the FATties |publisher=European Space Agency |first=Daniel |last=Scuka |date=23 July 2014 |access-date=31 July 2014}}</ref> By 25 August 2014, five potential landing sites had been determined.<ref name="NASA-20140825">{{cite web |url=http://www.jpl.nasa.gov/news/news.php?release=2014-289 |title=Rosetta: Landing site search narrows |work=[[NASA]] |last1=Agle |first1=D. C. |last2=Brown |first2=Dwayne |last3=Bauer |first3=Markus |date=25 August 2014 |access-date=26 August 2014}}</ref> On 15 September 2014, ESA announced Site J, named ''Agilkia'' in honour of [[Agilkia Island]] by an ESA public contest and located on the "head" of the comet,<ref name="bbcnews20141104">{{cite news |url=https://www.bbc.com/news/science-environment-29902456 |title=Rosetta comet mission: Landing site named 'Agilkia' |work=BBC News |last=Amos |first=Jonathan |date=4 November 2014 |access-date=5 November 2014}}</ref> as the lander's destination.<ref name="esa20140915">{{cite news |url=http://www.esa.int/Our_Activities/Space_Science/Rosetta/J_marks_the_spot_for_Rosetta_s_lander |title='J' Marks the Spot for Rosetta's Lander |publisher=European Space Agency |first=Markus |last=Bauer |date=15 September 2014 |access-date=20 September 2014}}</ref>
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