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On the night after full moon, and in twilight, comet ISON starts its show in its plunge toward the sun. The bright star at the center is Spica, Alpha Virgo.
Technical. Canon 1D Mark IV 16-megapixel digital camera, Canon 200 mm f/2.8 lens at f/3.2, ISO 1600. One hundred twenty eight 5-second exposures were combined in two ways. 1) Align on the comet, which moved during among the stars during the sequence. 2) Align on the stars. Then blend the two images together. Image obtained 5:02 to 5:37 am November 18, 2012 MST. Total exposure = 10.7 minutes.
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Keywords to this image = astrophoto-1 night low-light digital_astro comet canon_1d4
Image ID: comet.ison.200mm.c11.18.2013.C45I4893-5021avg128.k-bin2x2crop1s.jpg
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Last updated July 31, 2020