Mars Rendezvous Presentation as at 18 th August 2014 Basics Comet - - PowerPoint PPT Presentation

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Mars Rendezvous Presentation as at 18 th August 2014 Basics Comet - - PowerPoint PPT Presentation

Mars Rendezvous Presentation as at 18 th August 2014 Basics Comet C/2013 A1 Siding Spring will approach very close to Mars on October 19/20 2014. How close? 138,000km! Closer than any comet is known to have come to Earth. About the


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Mars Rendezvous

Presentation as at 18th August 2014

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Basics

 Comet C/2013 A1 Siding Spring will

approach very close to Mars on October 19/20 2014.

 How close? 138,000km!  Closer than any comet is known to have

come to Earth.

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About the Rendezvous

 NASA is taking precautions to move

spacecraft orbiting Mars out of harms way.

 It is not known what the impact on the

comet will be, or hence if there would be a definite risk to spacecraft orbiting Mars.

 Now until 19th October is important for

  • bserving the comet to characterise it’s

behaviour and improve predictions.

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SLIDE 5
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What does the comet look like?

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What does the comet look like?

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SLIDE 8

What does the comet look like?

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What does the comet look like?

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SLIDE 10

What does the comet look like?

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More photo’s...

 www.RogerGroom.com  Specifically:

 http://rogergroom.com/astro-

photography/comet- photography/photographs-of-comet-c2013- a1-siding-spring/

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Public Interest

 The media is likely to pick up on this in a

big way.

 It will brighten to about magnitude 8,

which is still fainter than naked eye visible.

 It is a great opportunity for amateurs to

  • bserve a comet and watch whatever

interesting developments occur.

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SLIDE 13

Where in the sky is it?

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SLIDE 14

Where in the sky is it?

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SLIDE 15

Where in the sky is it?

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Notable Events

 August 29th & 30th LMC & 47 Tucanae

 Best viewed @ 3am!

 September

 Brightens gradually and moves more north-

west, moving from circumpolar in the south to a more western sky object.

 October 19th – 20th

 Closest Mars approach  It will be visible in the western sky after sunset.

 November

 Sets earlier and earlier in the western sky until

viewing will become difficult.

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SLIDE 17

More photo’s...

 www.RogerGroom.com  Specifically:

 http://rogergroom.com/astro-

photography/comet- photography/photographs-of-comet-c2013- a1-siding-spring/