1 hr 54 min - Es trace remains wusually thick, (first
faint traces of Fl are near 4 m)
2 hr 23 min = several levels of Es including one at higher
frequencies (at 18C km) which may be an oblique re-
turn; (Es continued unusual for 45 min more)
24+in dau
21.4+39M
Ke
eh
“a?
re
.22.482M;,
Soc Pu
TE: PEt
Ee
25.4th Sam. -
600
400
=
200 (ee
23. 41h13M -
2
8 ae
Bt
26.42h23M
2
38
4
€°
8
0
4
wm
Fig. 3.7 - Ionospheric Records at Rongerik Following Shot 2 by 39 min
to 2 he 23 min, Showing Unusual Sporadic-E Effect?
31
SECRET