2016 DT= 68.0 -------------------------------------------------------------- The epoch T=J2016.5 is the date 2016 July 2.125(JD 2457571.625) it corresponds to the Besselian epoch B2016.50163 d h m Beginning of the spring March 20, 4 30.2 UT >> summer June 20, 22 34.2 UT >> autumn September 22, 14 21.1 UT >> winter December 21, 10 44.2 UT d h The Earth at perihelion January 2, 22.8 UT The Earth at aphelion July 4, 16.4 UT