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 27 Jul 2024 02:50 UT)
Approximate Start of disturbance : 09:35UT 24 Jul 2024 Approximate Peak of disturbance : 09:41UT 24 Jul 2024 Approximate End of disturbance : 09:50UT 24 Jul 2024 Maximum S4 Index : 0.796660 Eightieth percentile of S4 during disturbance : 0.541340 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 07:10UT 23 Jul 2024 Approximate Peak of disturbance : 07:23UT 23 Jul 2024 Approximate End of disturbance : 09:37UT 23 Jul 2024 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 0.781495 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 09:20UT 21 Jul 2024 Approximate Peak of disturbance : 12:57UT 21 Jul 2024 Approximate End of disturbance : 13:10UT 21 Jul 2024 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 0.708800 Observed at Sites : Darwin Niue Weipa View Details at the WDC Approximate Start of disturbance : 06:57UT 20 Jul 2024 Approximate Peak of disturbance : 07:53UT 20 Jul 2024 Approximate End of disturbance : 10:01UT 20 Jul 2024 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 0.890860 Observed at Sites : Niue View Details at the WDC Approximate Start of disturbance : 07:21UT 19 Jul 2024 Approximate Peak of disturbance : 11:57UT 19 Jul 2024 Approximate End of disturbance : 13:50UT 19 Jul 2024 Maximum S4 Index : 1.00000 Eightieth percentile of S4 during disturbance : 0.828182 Observed at Sites : Niue Weipa View Details at the WDC
