NAIF ID 1000005

Periodic comet 19P / Borrelly was discovered by Alphonse Borrelly during a routine search for comets at Marseilles, France on December 28, 1904.  It has dimensions 8 × 4 × 4 km, and an orbit semi-major axis distance 3.59 AU with eccentricity 0.624.  It is a member of the Jupiter family, with an orbital period of 6.85 yr.  The Deep Space 1 spacecraft flew by comet Borrelly on Sept. 22, 2001, traveling at a relative speed of 16.5 km/s and coming within 2200 km of Borrelly's nucleus.

19P/Borrelly

Deep Space was a demonstration spacecraft to test advanced technologies. It was launched on October 24, 1998. It took images and spectra of all the comets and asteroids that it was sent. There were twelve technologies that were tested.

19P/Borrelly Information Page

Mission Data

Observational data produced from a Mission or Investigation

Deep Space 1