Table 5: Measured data at SPGF1.

Series nameRecord date and time (record length)

_spgf1_1996( )0:00, 1 Jan.–23:00, 15 Dec. 19968616
_spg1_1997( )0:00, 6 Mar.–23:00, 15 Dec. 19977080
_spg1_1998( )0:00, 1 Jan.–23:00, 7 Jan. 1998168