Aurora & Space WeatherGeomagnetic activity in 1972
Mean Ap12.6
G1+67days
G3+13days
G52days
G1+ days by month
- January 1972
- February 1972
- March 1972
- April 1972
- May 1972
- June 1972
- July 1972
- August 1972
- September 1972
- October 1972
- November 1972
- December 1972
Nearby years (G1+ days)
62
74
52
60
65
67
116
147
91
72
66
Top 10 days by Ap
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Aug 1972 | 9- | 182 | G5 |
| 4 Aug 1972 | 9o | 132 | G5 |
| 18 Jun 1972 | 8+ | 126 | G4 |
| 1 Nov 1972 | 8o | 98 | G4 |
| 6 Aug 1972 | 7+ | 87 | G3 |
| 9 Aug 1972 | 8+ | 74 | G4 |
| 17 Jun 1972 | 7+ | 62 | G3 |
| 14 Sep 1972 | 8o | 54 | G4 |
| 13 Sep 1972 | 7+ | 53 | G3 |
| 7 Mar 1972 | 6+ | 45 | G2 |
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
1972 had 67 G1+ storm days (No. 52 of 95 years) and 13 G3+ days.