2020 DT= 70.0 -------------------------------------------------------------- The epoch T=J2020.5 is the date 2020 July 2.125(JD 2459032.625) it corresponds to the Besselian epoch B2020.50172 d h m Beginning of the spring March 20, 3 49.6 UT >> summer June 20, 21 43.7 >> >> autumn September 22, 13 30.6 >> >> winter December 21, 10 02.3 >> d h The Earth at perihelion January 5, 7.8 UT The Earth at aphelion July 4, 11.6 >>