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After the bright sungrazing comet discovered on January 02, 2010 on images taken by NASA's STEREO-A spacecraft, a new comet is plunging toward the sun. On first looking this comet is ~1-1.5 mag fainter than the previous one from early January.

Australian amateur astronomer Alan Watson discovered on December 30, 2009 images a bright sungrazing comet in the images taken by STEREO-A spacecraft.