Helen Posted October 19, 2018 Share Posted October 19, 2018 Minor Planets Centre: The place for all the core data on any comet (or asteroid) https://www.minorplanetcenter.net/iau/mpc.html Jet Propulsion Lab JPL Small-Body Database Browser https://ssd.jpl.nasa.gov/sbdb.cgi#top Including Orbits like this: https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=46p;old=0;orb=1;cov=0;log=0;cad=0#orb Horizons : detailed ephemerides / positions https://ssd.jpl.nasa.gov/horizons.cgi New Comets: BAA https://www.ast.cam.ac.uk/~jds/coms18.htm Link to comment Share on other sites More sharing options...
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