Function date2lobt2 converts date to CEPAC Local On Board Time (LOBT),
 which is an approximation of the International Atomic Time (TAI).

 result=date2lobt2(date)

 Date2Lobt2 - Double version (v1.1)

       3.1.2000        'DOUBLE' version.

                       Changed output type from 'LONGINT' to 'DOUBLE'
                       in order to retain the millisecond information.

                       Author: ER, Space Research Laboratory, University of Turku

See also date2lobt