Station:
Belém
Boa Vista
Cachoeira Paulista
Campo Grande
Fortaleza
Juazeirinho
São Luís
Santarém
Santa Maria
Belém
Boa Vista
Cachoeira Paulista
Campo Grande
Fortaleza
Juazeirinho
São Luís
Santarém
Santa Maria
Date:
Time:
18:10:00
14:30:00
09:10:00
07:40:00
05:40:00
04:40:00
18:10:00
14:30:00
09:10:00
07:40:00
05:40:00
04:40:00
UT
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Original
Ionogram
Critical frequency by layer (MHz)
foF2
foF1
foF1p
foE
foEp
fxI
foEs
fmin
9.7
7.9
9999.0
3.48
3.443
11.0
3.45
2.75
Minimum virtual height (km)
h'F
h'F2
h'E
h'Es
250.0
525.0
102.993
102.5
Height and layer thickness parameters (km)
hmF2
hmF1
hmE
yF2
yF1
yE
B0
B1
9999.0
9999.0
101.497
9999.0
9999.0
11.2
9999.0
9999.0
Maximum Usable Frequency (MUF)
100Km
200Km
400Km
600Km
800Km
1000Km
1500Km
3000Km
9.655
9.692
9.984
10.51
11.217
12.055
14.474
21.369