Recent Scintillation Events
The following is a list of recent periods of high and sustained ionospheric scintillation as detected in the ASWFC scintillation monitor network. Note that these are auto-detected and not manually quality controlled.
ASWFC provides a free email alert service which notifies subscribers of scintillation events as they occur. To subscribe to this service, please visit the Ionospheric Scintillation alert page.
To see the raw data for these events in more detail, please look up the relevant locations and times at the World Data Centre ionospheric scintillation page.
Please contact ASWFC if you have any questions about these events or have any feedback regarding ionospheric scintillation services.
(last updated 01 Jun 2023 19:45 UT)
Approximate Start of disturbance : 09:15UT 13 May 2023 Approximate Peak of disturbance : 09:37UT 13 May 2023 Approximate End of disturbance : 09:40UT 13 May 2023 Maximum S4 Index : 0.889190 Eightieth percentile of S4 during disturbance : 0.785070 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 14:03UT 10 May 2023 Approximate Peak of disturbance : 14:15UT 10 May 2023 Approximate End of disturbance : 14:20UT 10 May 2023 Maximum S4 Index : 0.826620 Eightieth percentile of S4 during disturbance : 0.668250 Observed at Sites : Weipa View Details at the WDC Approximate Start of disturbance : 07:41UT 04 May 2023 Approximate Peak of disturbance : 09:14UT 04 May 2023 Approximate End of disturbance : 09:23UT 04 May 2023 Maximum S4 Index : 0.793120 Eightieth percentile of S4 during disturbance : 0.619345 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 07:18UT 03 May 2023 Approximate Peak of disturbance : 07:34UT 03 May 2023 Approximate End of disturbance : 07:37UT 03 May 2023 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 1.00000 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 10:12UT 25 Apr 2023 Approximate Peak of disturbance : 10:26UT 25 Apr 2023 Approximate End of disturbance : 10:37UT 25 Apr 2023 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 0.961760 Observed at Sites : Niue View Details at the WDC
