SUDDEN  IONOSPHERIC   OF  DISTURBANCES  - SID

Month: OCTOBER    YEAR: 2022      Observing Station: OBSERVATORY
                                                      U P I C E
                                                   CZECH REPUBLIC

Transmitter coordinates:         Receiver coordinates:
Lat.:  63 51 1.31 N               Lat.:  50 30 26.6 N
Long.: 22 28 0.38 W               Long.: 16 00 43.5 E

Sea level: 416 m
Frequency: 37.5 kHz            Band pass: 308 Hz a 80 dB
Chart speed: 3.4 cm/H        Recorder time constant: 1 min

Date    Start   End     Max.    Imp.  Def.   Dur.   Type   REMARKS
         UT      UT      UT     SID          min.
   2    0936    1137    0954     1     3     121      5
        1305    1355D   1330     1     2      50D     2a
        1355    1451D   1409     1     4      56D     1
        1451    1536D   1457     1     2      45D     5
        1536    1612D   1549     1     2      36D     5
   3    0917    0942D   0925     1     2      25D     5
        0942    1105D   1006     2     4      83D     5
        1105    1209    1115     1     4      64      1
        1216    1316    1227     1     2      60      5
        1526    1610    1533     1     3      44      1
   4    1257    1453    1318     2     4     116      5
   7    1225    1257    1235     1     2      32      3
        1422    1534    1442     1     3      72      5
  10    1541    1559    1547     1     2      18      5
  11    0842    0941    0845     1     4      59      1
        1050    1212    1056     1     4      82      1
  12    1419    1508    1421     1     1      49      1
  14    0928    1048    0951     2     4      80      5
  15    1416    1532    1428     1     4      76      5
  16    0915    1127    0955     1     3     132      5     UNCERTN
  22    1031    1234    1041     2     4     123      5
  24    1340    1405    1348     1     2      25      6
  26    1240    1349    1247     1     4      69      5

        NO OBSERVATION    6. 0745 1430    13. 0830 1415
                         20. 1045 1455    27. 0655 1120

        Evaluated by J.Klimes