Comet Hale-Bopp: Orbital Elements and Ephemerides
This is the ESO WWW page with orbital elements and ephemerides for the unusual Comet 1995 O1 (Hale-Bopp).
For the time being, please consult the information given at www.cbat.eps.harvard.edu/index.html, i.e. at the website of the Central Bureau for Astronomical Telegrams .