SUDDEN  IONOSPHERIC   OF  DISTURBANCES  - SID

Month: NOVEMBER   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    0618    0645    0627     3     3      27      2b   UNCERTN
   4    0725    0813    0738     3     3      48      5
   5    1052    1149    1106     1     2      57      5
   7    1400    1520    1430     2     3      80      5    P->N
  11    0905    0954    0913     1     2      49      5
        1133    1420    1209     2     3     167      5
  14    1339    1410    1342     1     3      31      5    N
  16    0812    0855    0824     1     3      43      5
  19    1249    1350    1258     3     4      61      1

        NO OBSERVATION    3. 0750 1410    10. 0900 1220
                         17. 0850 1350    24. 0840 1140

        P - Positive efect
        N - Negative efect

        Evaluated by J.Klimes