Aurora & Space WeatherGeomagnetic activity in 1949
Mean Ap15.4
G1+92days
G3+23days
G52days
G1+ days by month
- January 1949
- February 1949
- March 1949
- April 1949
- May 1949
- June 1949
- July 1949
- August 1949
- September 1949
- October 1949
- November 1949
- December 1949
Nearby years (G1+ days)
64
59
102
111
94
92
123
164
150
108
52
Top 10 days by Ap
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 25 Jan 1949 | 9- | 156 | G5 |
| 15 Oct 1949 | 8+ | 156 | G4 |
| 12 May 1949 | 9- | 153 | G5 |
| 26 Jan 1949 | 8+ | 100 | G4 |
| 14 Oct 1949 | 8- | 91 | G4 |
| 22 Mar 1949 | 8- | 90 | G4 |
| 8 Apr 1949 | 7o | 83 | G3 |
| 7 Oct 1949 | 7+ | 65 | G3 |
| 4 Aug 1949 | 7- | 64 | G3 |
| 16 Oct 1949 | 7o | 62 | G3 |
Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.
About this page
1949 had 92 G1+ storm days (No. 35 of 95 years) and 23 G3+ days.