The asteroid, 10 Hygiea, was formally known as A900 GA and has an epoch date of 27th June 2015.
The epoch of 1101 Clematis was on the 31st of July 2016 and its periapsis is 445895000000.0.
10 Hygiea | former name | A900 GA 10 Hygiea | epoch | 2015-06-27 1101 Clematis | epoch | 2006-12-31 1101 Clematis | periapsis | 445895000000.0