Comet PANSTARRS C/2011 L4 presentation slides

Many thanks to the sources:
http://cosmiclog.nbcnews.com/_news/2013/03/11/17273389-seeing-comet-panstarrs-is-tricky-for-skywatchers-but-its-easy-online
http://pan-starrs.ifa.hawaii.edu/public/
http://en.wikipedia.org/wiki/File:Collision_d%27une_com%C3%A8te.jpg
http://pan-starrs.ifa.hawaii.edu/public/
http://www.aerith.net/comet/catalog/2011L4/2011L4.html
http://www.skyandtelescope.com/observing/highlights/Update-on-Comet-PanSTARRS-187930541.html
http://www.aerith.net/comet/catalog/2011L4/2011L4.html
http://remanzacco.blogspot.com/2012/09/new-update-on-comet-c2011-l4-panstarrs.html
http://arxiv.org/abs/1302.4621

Discovery telescope - 2011 June 6

Comet Lemmon C/2012 - Stunning lime green coma !

Sources:
http://apod.nasa.gov/apod/ap130207.html
http://www.aerith.net/comet/catalog/2012F6/2012F6.html
http://www.flickr.com/photos/46302893@N02/8473404726/
http://www.philhart.com/content/comet-lemmon-c2012-f6-february-2013

Test120310

Beautiful Comet Lovejoy observed from the Southern Hemisphere and the International Space Station

Merry Christmas with this Extraordinary Sun Grazer !!

 More images by Rob McNaught at:
http://msowww.anu.edu.au/~rmn/C2011W3.htm
Many thanks to All Observers for their wonderful images

An important lesson for future Sun Grazing Comets: do not get too close, you may lose your tail

Many thanks to the SOHO LASCO Team

 Merry Christmas

Sungrazing comet Lovejoy 2011 in the SOHO LASCO C3 coronagraph - December 14 08:30-09:07 UT

Sungrazing comet Lovejoy 2011 imaged by the STEREO A and B HI1 Cameras - December 13