Report 'A118DHO' (May-2025):

-- For Information Only - May contain inaccurate or erroneous data --


  1: AAVSO Sudden Ionospheric Disturbance Report


  2: Observer: A118


  3: Station: HO23


  4: 


  5: 40   250503  1554 1615 1603                 1     2HO23              A118


  6: 40   250504  1005 1020 1008                 1-    2HO23              A118


  7: 40   250504  1127 1150 1136                 1     3HO23              A118


  8: 40   250504  1227 1310 1232                 2     5HO23              A118


  9: 40   250506  1620 1635 1622                 1-    2HO23              A118


 10: 40   250506  1705 1725 1707                 1     3HO23              A118


 11: --   250508  1135 1205 1142                 1+    2QD22              A118


 12: 40   250508  1135 1230 1142                 2+    5HO23              A118


 13: --   250508  1356 1445 1357                 2+    3QD22              A118


 14: 40   250508  1356 1445 1357                 2+    5HO23              A118


 15: --   250508  1457 1615 1502                 2+    4QD22              A118


 16: 40   250508  1457 1615 1502                 2+    5HO23              A118


 17: --   250509  1119 1200 1122                 2     3QD22              A118


 18: 40   250509  1119 1200 1122                 2     5HO23              A118


 19: --   250510  1618 1635 1621                 1-    3QD22              A118


 20: 40   250510  1618 1635 1621                 1-    5HO23              A118


 21: 40   250511  0737 0800 0744                 1     2HO23              A118


 22: 40   250511  1057 1108D1100                 1-    2HO23              A118


 23: 40   250511  1108 1245 1114                 3     5HO23              A118


 24: 40   250511  1457 1550 1505                 2+    5HO23              A118


 25: 40   250511  1615 1643 1617                 1+    3HO23              A118


 26: 40   250512  1255 1400 1304                 2+    5HO23              A118


 27: 40   250512  1500 1515 1503                 1-    3HO23              A118


 28: 40   250512  1706 1720 1707                 1-    2HO23              A118


 29: 40   250513  1354 1445 1357                 2+    5HO23              A118


 30: --   250513  1537 1555 1539                 1-    5BZ20              A118


 31: --   250513  1534 1700 1535                 3     5QD22              A118


 32: 40   250513  1534 1800 1535                 3+    5HO23              A118


 33: --   250514  0917 0900U0819                 3+    5BZ20              A118


 34: --   250514  0810 0830 0812                 1     5QD22              A118


 35: 40   250514  0810 0955 0812                 3     5HO23              A118


 36: --   250514  1114 1200U1117                 2+    5BZ20              A118


 37: --   250514  1110 1200 1113                 2+    5QD22              A118


 38: 40   250514  1110 1300 1113                 3     5HO23              A118


 39: --   250514  1805 1900 1808                 2+    5BZ20              A118


 40: --   250514  1805 1905 1808                 2+    5QD22              A118


 41: 40   250514  1805 1915 1808                 2+    5HO23              A118


 42: --   250515  1520 1545 1527                 1     3QD22              A118


 43: 40   250515  1520 1600 1527                 2     4HO23              A118


 44: --   250515  1715 1830 1720                 2+    5BZ20              A118


 45: --   250515  1715 1830 1718                 2+    5QD22              A118


 46: 40   250515  1715 1830 1720                 2+    5HO23              A118


 47: --   250519  0820 0900 0821                 2     5QD22              A118


 48: 40   250519  0820 0940 0821                 2+    5HO23              A118


 49: --   250520  0550 0615 0553                 1     3BZ20              A118


 50: --   250520  0550 0615 0553                 1     3QD22              A118


 51: 40   250520  0550 0615 0553                 1     4HO23              A118


 52: --   250520  1308 1345 1311                 2     2QD22              A118


 53: 40   250520  1308 1345 1311                 2     4HO23              A118


 54: 40   250524  0607 0620 0610                 1-    2HO23              A118


 55: --   250524  1031 1055 1032                 1     3QD22              A118


 56: 40   250524  1031 1140 1032                 2+    5HO23              A118


 57: --   250524  1037 1310 1043                 3+    2QD22              A118


 58: 40   250524  1037 1345 1043                 3+    5HO23              A118


 59: --   250524  1645 1713 1653                 1+    4QD22              A118


 60: 40   250524  1645 1713 1653                 1+    5HO23              A118


 61: --   250525  0634 0700 0636                 1+    5BZ20              A118


 62: --   250525  0634 0710 0636                 2     5QD22              A118


 63: 40   250525  0634 0730 0636                 2+    5HO23              A118


 64: --   250525  0743 0815 0750                 1+    3QD22              A118


 65: 40   250525  0743 0818 0750                 2     5HO23              A118


 66: --   250525  1012 1100 1014                 2+    5QD22              A118


 67: 40   250525  1012 1130 1014                 2+    5HO23              A118


 68: --   250525  1628 1800 1630                 3     5QD22              A118


 69: 40   250525  1628 1845 1630                 3+    5HO23              A118


 70: --   250526  1301 1329D1303                 1+    4QD22              A118


 71: 40   250526  1257 1329D1303                 1+    5HO23              A118


 72: --   250526  1329 1415 1335                 2+    3QD22              A118


 73: 40   250526  1329 1515 1335                 3     5HO23              A118


 74: 40   250527  1009 1035 1013                 1+    4HO23              A118


 75: 40   250528  1143 1200 1150                 1-    3HO23              A118


 76: --   250528  1625 1700 1630                 2     3QD22              A118


 77: 40   250528  1625 1705 1630                 2     4HO23              A118


 78: --   250530  0604 0645 0610                 2     5BZ20              A118


 79: --   250530  0604 0705 0610                 2+    5QD22              A118


 80: 40   250530  0604 0705D0610                 2+    5HO23              A118


 81: --   250530  1047 1130 1055                 2     3QD22              A118


 82: 40   250530  1047 1130 1055                 2     5HO23              A118


 83: --   250530  1825 1915 1835                 2+    5BZ20              A118


 84: --   250530  1825 1915 1835                 2+    5QD22              A118


 85: 40   250530  1825 1915 1835                 2+    5HO23              A118


 86: --   250531  0516 0550 0517                 2     5BZ20              A118


 87: --   250531  0516 0550 0517                 2     5QD22              A118


 88: 40   250531  0516 0620 0517                 2+    5HO23              A118


 89: 40   250531  0700 0712 0705                 1-    3HO23              A118


 90: --   250531  0725 0745 0728                 1     5QD22              A118


 91: 40   250531  0725 0800 0728                 2     5HO23              A118


 92: --   250531  0817 0900 0818                 2     5QD22              A118


 93: 40   250531  0817 0920 0818                 2+    5HO23              A118


 94: --   250531  1012 1045 1015                 2     4QD22              A118


 95: 40   250531  1012 1046 1015                 2     5HO23              A118


 96: --   250531  1327 1400 1328                 2     3QD22              A118


 97: 40   250531  1327 1440 1328                 2+    5HO23              A118


 98: --   250531  1543 1630 1545                 2+    5QD22              A118


 99: 40   250531  1543 1733 1545                 3     5HO23              A118

52 events.

Event Event 1: 03-May-25 - monitoring of HO23 by observer A118
Start: 15:54 UTC
Max: 16:03 UTC
End: 16:15 UTC
Duration: 21 minutes (Importance: 1)
Confidence: 2 Confidence: Fair (2)
Event 1 detailed plot. Click to enlarge.
Event Event 2: 04-May-25 - monitoring of HO23 by observer A118
Start: 10:05 UTC
Max: 10:08 UTC
End: 10:20 UTC
Duration: 15 minutes (Importance: 1-)
Confidence: 2 Confidence: Fair (2)
Event 2 detailed plot. Click to enlarge.
Event Event 3: 04-May-25 - monitoring of HO23 by observer A118
Start: 11:27 UTC
Max: 11:36 UTC
End: 11:50 UTC
Duration: 23 minutes (Importance: 1)
Confidence: 3 Confidence: Reasonable (3)
Event 3 detailed plot. Click to enlarge.
Event Event 4: 04-May-25 - monitoring of HO23 by observer A118
Start: 12:27 UTC
Max: 12:32 UTC
End: 13:10 UTC
Duration: 43 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 4 detailed plot. Click to enlarge.
Event Event 5: 06-May-25 - monitoring of HO23 by observer A118
Start: 16:20 UTC
Max: 16:22 UTC
End: 16:35 UTC
Duration: 15 minutes (Importance: 1-)
Confidence: 2 Confidence: Fair (2)
Event 5 detailed plot. Click to enlarge.
Event Event 6: 06-May-25 - monitoring of HO23 by observer A118
Start: 17:05 UTC
Max: 17:07 UTC
End: 17:25 UTC
Duration: 20 minutes (Importance: 1)
Confidence: 3 Confidence: Reasonable (3)
Event 6 detailed plot. Click to enlarge.
Event Event 7: 08-May-25 - monitoring of HO23 by observer A118
Start: 11:35 UTC
Max: 11:42 UTC
End: 12:30 UTC
Duration: 55 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 7 detailed plot. Click to enlarge.
Event Event 8: 08-May-25 - monitoring of HO23 by observer A118
Start: 13:56 UTC
Max: 13:57 UTC
End: 14:45 UTC
Duration: 49 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 8 detailed plot. Click to enlarge.
Event Event 9: 08-May-25 - monitoring of HO23 by observer A118
Start: 14:57 UTC
Max: 15:02 UTC
End: 16:15 UTC
Duration: 78 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 9 detailed plot. Click to enlarge.
Event Event 10: 09-May-25 - monitoring of HO23 by observer A118
Start: 11:19 UTC
Max: 11:22 UTC
End: 12:00 UTC
Duration: 41 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 10 detailed plot. Click to enlarge.
Event Event 11: 10-May-25 - monitoring of HO23 by observer A118
Start: 16:18 UTC
Max: 16:21 UTC
End: 16:35 UTC
Duration: 17 minutes (Importance: 1-)
Confidence: 5 Confidence: Definite (5)
Event 11 detailed plot. Click to enlarge.
Event Event 12: 11-May-25 - monitoring of HO23 by observer A118
Start: 07:37 UTC
Max: 07:44 UTC
End: 08:00 UTC
Duration: 23 minutes (Importance: 1)
Confidence: 2 Confidence: Fair (2)
Event 12 detailed plot. Click to enlarge.
Event Event 13: 11-May-25 - monitoring of HO23 by observer A118
Start: 10:57 UTC
Max: 11:00 UTC
End: after 11:08 UTC
Duration: 11 minutes (Importance: 1-)
Confidence: 2 Confidence: Fair (2)
Event 13 detailed plot. Click to enlarge.
Event Event 14: 11-May-25 - monitoring of HO23 by observer A118
Start: 11:08 UTC
Max: 11:14 UTC
End: 12:45 UTC
Duration: 97 minutes (Importance: 3)
Confidence: 5 Confidence: Definite (5)
Event 14 detailed plot. Click to enlarge.
Event Event 15: 11-May-25 - monitoring of HO23 by observer A118
Start: 14:57 UTC
Max: 15:05 UTC
End: 15:50 UTC
Duration: 53 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 15 detailed plot. Click to enlarge.
Event Event 16: 11-May-25 - monitoring of HO23 by observer A118
Start: 16:15 UTC
Max: 16:17 UTC
End: 16:43 UTC
Duration: 28 minutes (Importance: 1+)
Confidence: 3 Confidence: Reasonable (3)
Event 16 detailed plot. Click to enlarge.
Event Event 17: 12-May-25 - monitoring of HO23 by observer A118
Start: 12:55 UTC
Max: 13:04 UTC
End: 14:00 UTC
Duration: 65 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 17 detailed plot. Click to enlarge.
Event Event 18: 12-May-25 - monitoring of HO23 by observer A118
Start: 15:00 UTC
Max: 15:03 UTC
End: 15:15 UTC
Duration: 15 minutes (Importance: 1-)
Confidence: 3 Confidence: Reasonable (3)
Event 18 detailed plot. Click to enlarge.
Event Event 19: 12-May-25 - monitoring of HO23 by observer A118
Start: 17:06 UTC
Max: 17:07 UTC
End: 17:20 UTC
Duration: 14 minutes (Importance: 1-)
Confidence: 2 Confidence: Fair (2)
Event 19 detailed plot. Click to enlarge.
Event Event 20: 13-May-25 - monitoring of HO23 by observer A118
Start: 13:54 UTC
Max: 13:57 UTC
End: 14:45 UTC
Duration: 51 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 20 detailed plot. Click to enlarge.
Event Event 21: 13-May-25 - monitoring of HO23 by observer A118
Start: 15:34 UTC
Max: 15:35 UTC
End: 18:00 UTC
Duration: 146 minutes (Importance: 3+)
Confidence: 5 Confidence: Definite (5)
Event 21 detailed plot. Click to enlarge.
Event Event 22: 14-May-25 - monitoring of HO23 by observer A118
Start: 08:10 UTC
Max: 08:12 UTC
End: 09:55 UTC
Duration: 105 minutes (Importance: 3)
Confidence: 5 Confidence: Definite (5)
Event 22 detailed plot. Click to enlarge.
Event Event 23: 14-May-25 - monitoring of HO23 by observer A118
Start: 11:10 UTC
Max: 11:13 UTC
End: 13:00 UTC
Duration: 110 minutes (Importance: 3)
Confidence: 5 Confidence: Definite (5)
Event 23 detailed plot. Click to enlarge.
Event Event 24: 14-May-25 - monitoring of HO23 by observer A118
Start: 18:05 UTC
Max: 18:08 UTC
End: 19:15 UTC
Duration: 70 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 24 detailed plot. Click to enlarge.
Event Event 25: 15-May-25 - monitoring of HO23 by observer A118
Start: 15:20 UTC
Max: 15:27 UTC
End: 16:00 UTC
Duration: 40 minutes (Importance: 2)
Confidence: 4 Confidence: Reasonably Definite (4)
Event 25 detailed plot. Click to enlarge.
Event Event 26: 15-May-25 - monitoring of HO23 by observer A118
Start: 17:15 UTC
Max: 17:20 UTC
End: 18:30 UTC
Duration: 75 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 26 detailed plot. Click to enlarge.
Event Event 27: 19-May-25 - monitoring of HO23 by observer A118
Start: 08:20 UTC
Max: 08:21 UTC
End: 09:40 UTC
Duration: 80 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 27 detailed plot. Click to enlarge.
Event Event 28: 20-May-25 - monitoring of HO23 by observer A118
Start: 05:50 UTC
Max: 05:53 UTC
End: 06:15 UTC
Duration: 25 minutes (Importance: 1)
Confidence: 4 Confidence: Reasonably Definite (4)
Event 28 detailed plot. Click to enlarge.
Event Event 29: 20-May-25 - monitoring of HO23 by observer A118
Start: 13:08 UTC
Max: 13:11 UTC
End: 13:45 UTC
Duration: 37 minutes (Importance: 2)
Confidence: 4 Confidence: Reasonably Definite (4)
Event 29 detailed plot. Click to enlarge.
Event Event 30: 24-May-25 - monitoring of HO23 by observer A118
Start: 06:07 UTC
Max: 06:10 UTC
End: 06:20 UTC
Duration: 13 minutes (Importance: 1-)
Confidence: 2 Confidence: Fair (2)
Event 30 detailed plot. Click to enlarge.
Event Event 31: 24-May-25 - monitoring of HO23 by observer A118
Start: 10:31 UTC
Max: 10:32 UTC
End: 11:40 UTC
Duration: 69 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 31 detailed plot. Click to enlarge.
Event Event 32: 24-May-25 - monitoring of HO23 by observer A118
Start: 10:37 UTC
Max: 10:43 UTC
End: 13:45 UTC
Duration: 188 minutes (Importance: 3+)
Confidence: 5 Confidence: Definite (5)
Event 32 detailed plot. Click to enlarge.
Event Event 33: 24-May-25 - monitoring of HO23 by observer A118
Start: 16:45 UTC
Max: 16:53 UTC
End: 17:13 UTC
Duration: 28 minutes (Importance: 1+)
Confidence: 5 Confidence: Definite (5)
Event 33 detailed plot. Click to enlarge.
Event Event 34: 25-May-25 - monitoring of HO23 by observer A118
Start: 06:34 UTC
Max: 06:36 UTC
End: 07:30 UTC
Duration: 56 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 34 detailed plot. Click to enlarge.
Event Event 35: 25-May-25 - monitoring of HO23 by observer A118
Start: 07:43 UTC
Max: 07:50 UTC
End: 08:18 UTC
Duration: 35 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 35 detailed plot. Click to enlarge.
Event Event 36: 25-May-25 - monitoring of HO23 by observer A118
Start: 10:12 UTC
Max: 10:14 UTC
End: 11:30 UTC
Duration: 78 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 36 detailed plot. Click to enlarge.
Event Event 37: 25-May-25 - monitoring of HO23 by observer A118
Start: 16:28 UTC
Max: 16:30 UTC
End: 18:45 UTC
Duration: 137 minutes (Importance: 3+)
Confidence: 5 Confidence: Definite (5)
Event 37 detailed plot. Click to enlarge.
Event Event 38: 26-May-25 - monitoring of HO23 by observer A118
Start: 12:57 UTC
Max: 13:03 UTC
End: after 13:29 UTC
Duration: 32 minutes (Importance: 1+)
Confidence: 5 Confidence: Definite (5)
Event 38 detailed plot. Click to enlarge.
Event Event 39: 26-May-25 - monitoring of HO23 by observer A118
Start: 13:29 UTC
Max: 13:35 UTC
End: 15:15 UTC
Duration: 106 minutes (Importance: 3)
Confidence: 5 Confidence: Definite (5)
Event 39 detailed plot. Click to enlarge.
Event Event 40: 27-May-25 - monitoring of HO23 by observer A118
Start: 10:09 UTC
Max: 10:13 UTC
End: 10:35 UTC
Duration: 26 minutes (Importance: 1+)
Confidence: 4 Confidence: Reasonably Definite (4)
Event 40 detailed plot. Click to enlarge.
Event Event 41: 28-May-25 - monitoring of HO23 by observer A118
Start: 11:43 UTC
Max: 11:50 UTC
End: 12:00 UTC
Duration: 17 minutes (Importance: 1-)
Confidence: 3 Confidence: Reasonable (3)
Event 41 detailed plot. Click to enlarge.
Event Event 42: 28-May-25 - monitoring of HO23 by observer A118
Start: 16:25 UTC
Max: 16:30 UTC
End: 17:05 UTC
Duration: 40 minutes (Importance: 2)
Confidence: 4 Confidence: Reasonably Definite (4)
Event 42 detailed plot. Click to enlarge.
Event Event 43: 30-May-25 - monitoring of HO23 by observer A118
Start: 06:04 UTC
Max: 06:10 UTC
End: after 07:05 UTC
Duration: 61 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 43 detailed plot. Click to enlarge.
Event Event 44: 30-May-25 - monitoring of HO23 by observer A118
Start: 10:47 UTC
Max: 10:55 UTC
End: 11:30 UTC
Duration: 43 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 44 detailed plot. Click to enlarge.
Event Event 45: 30-May-25 - monitoring of HO23 by observer A118
Start: 18:25 UTC
Max: 18:35 UTC
End: 19:15 UTC
Duration: 50 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 45 detailed plot. Click to enlarge.
Event Event 46: 31-May-25 - monitoring of HO23 by observer A118
Start: 05:16 UTC
Max: 05:17 UTC
End: 06:20 UTC
Duration: 64 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 46 detailed plot. Click to enlarge.
Event Event 47: 31-May-25 - monitoring of HO23 by observer A118
Start: 07:00 UTC
Max: 07:05 UTC
End: 07:12 UTC
Duration: 12 minutes (Importance: 1-)
Confidence: 3 Confidence: Reasonable (3)
Event 47 detailed plot. Click to enlarge.
Event Event 48: 31-May-25 - monitoring of HO23 by observer A118
Start: 07:25 UTC
Max: 07:28 UTC
End: 08:00 UTC
Duration: 35 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 48 detailed plot. Click to enlarge.
Event Event 49: 31-May-25 - monitoring of HO23 by observer A118
Start: 08:17 UTC
Max: 08:18 UTC
End: 09:20 UTC
Duration: 63 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 49 detailed plot. Click to enlarge.
Event Event 50: 31-May-25 - monitoring of HO23 by observer A118
Start: 10:12 UTC
Max: 10:15 UTC
End: 10:46 UTC
Duration: 34 minutes (Importance: 2)
Confidence: 5 Confidence: Definite (5)
Event 50 detailed plot. Click to enlarge.
Event Event 51: 31-May-25 - monitoring of HO23 by observer A118
Start: 13:27 UTC
Max: 13:28 UTC
End: 14:40 UTC
Duration: 73 minutes (Importance: 2+)
Confidence: 5 Confidence: Definite (5)
Event 51 detailed plot. Click to enlarge.
Event Event 52: 31-May-25 - monitoring of HO23 by observer A118
Start: 15:43 UTC
Max: 15:45 UTC
End: 17:33 UTC
Duration: 110 minutes (Importance: 3)
Confidence: 5 Confidence: Definite (5)
Event 52 detailed plot. Click to enlarge.
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Last Update: 10 Dec 2010
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