Field Field Example Field Nbr. name content 1 djm 50424 Modified julian day 2 year0 1996 year 3 month0 12 month 4 day0 7 day of month 5 h0 0 hour / GPS time (e.g. = UTC+18s on Dec 2025) 6 m0 0 minutes 7 s0 0 seconds 8 tsec 58500 Seconds of day 9 gec_in_gecus 0.6196237 GEC / TECUs 10 dec_in_gecus 0.4276962 Daily EC / TECUs 11 nec_in_gecus 0.1919275 Nigh EC / TECUs 12 nlb (number of latitudinal bands) 9 13 blb[i-1] (first boundary of lat. band /deg) 90.00 14 blb[i] (second boundary of lat. band / deg) 51.06 15 gec_lb_in_gecus[i] 0.0270696 EC of given latitudinal band / TECUs 16 51.06 (...) 17 33.75 18 0.0428372 19 33.75 20 19.47 21 0.0604047 22 19.47 23 6.38 24 0.0715615 25 6.38 26 -6.38 27 0.0910462 28 -6.38 29 -19.47 30 0.0999915 31 -19.47 32 -33.75 33 0.1001559 34 -33.75 35 -51.06 36 0.0682125 37 -51.06 38 -90.00 39 0.0583445