... It will be visible in Ireland as an 'evening star' in the first 3 weeks of June, better seen the further South you are. ... Saturn has just entered the Southern edge of the cluster, and will pass across that edge over the next 5 days. ... On 6 June it will be only 5 degrees from the cluster and on the evening of 14 June it will have reached its W edge. ... Next evening it will be just off the E edge of the cluster. ... Next evening it will have moved about a degree closer to Saturn. ...

In addition to the four old program units: PROGRAM (that is the main program), SUBROUTINE, FUNCTION and BLOCK DATA , the new concept MODULE has been added, as well as some new things in the old units. ... POSITIVE NUMBERS ASSUMED TYPE(INTERVAL), INTENT(IN) :: A, B TYPE (INTERVAL) :: INTERVAL_MULTIPLICATION INTERVAL_MULTIPLICATION%LOWER = A%LOWER * B%LOWER INTERVAL_MULTIPLICATION%UPPER = A%UPPER * B%UPPER END FUNCTION INTERVAL_MULTIPLICATION FUNCTION INTERVAL_DIVISION(A, B) ! ...