Description of elements in the header
m_ssramount of monthly global radiation
m_srxthe maximum global radiation in the month
m_srxdthe day with the maximum global radiation
2011.m_ssrm_srxm_srxd
January11013.2790.72011-01-24
February18974.31310.22011-02-24
March
April51706.32459.32011-04-21
May75900.23006.82011-05-30
June
July57951.82940.12011-07-09
August65126.22661.62011-08-11
September48014.82165.72011-09-03
October
November9942.4865.72011-11-04
December8439.6651.42011-12-18