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Small-Body Orbital Elements - http://ssd.jpl.nasa.gov/?sb_elem
Provides access to orbital elements for numbered asteroids, unnumbered asteroids, and comets with element tables using a custom generator (using the current DASTCOM database) or ASCII files. |
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http://www.skyandtelescope.com/observing/objects/comets/ - http://www.skyandtelescope.com/observing/objects/comets/
News, estimating brightness, photography, reporting discoveries, and articles. |
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Comet-Images - http://tech.groups.yahoo.com/group/Comet-Images/
Posting of images with discussion of images and equipment. |
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Notebook of a Comet Hunter - http://www.astronomyblogs.com/member/comet_hunter/
Logs and notes of an amateur astronomer's search for undiscovered comets. |
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Comet Observation Home Page - http://www.calion.com/astro/nasam/marzo.htm
Recent news and observations, ephemerides for current visually observable comets, finder charts and orbital diagrams, images, and information. |