Aurora & Space WeatherGeomagnetic activity in 2010
Mean Ap6.0
G1+15days
G3+2days
G50days
G1+ days by month
- January 2010
- February 2010
- March 2010
- April 2010
- May 2010
- June 2010
- July 2010
- August 2010
- September 2010
- October 2010
- November 2010
- December 2010
Nearby years (G1+ days)
77
40
29
16
4
15
34
52
30
23
69
Top 10 days by Ap
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Apr 2010 | 8- | 55 | G4 |
| 4 Aug 2010 | 6+ | 49 | G2 |
| 6 Apr 2010 | 5+ | 44 | G1 |
| 2 May 2010 | 6o | 36 | G2 |
| 29 May 2010 | 5+ | 28 | G1 |
| 23 Oct 2010 | 5o | 26 | G1 |
| 3 Aug 2010 | 7- | 25 | G3 |
| 3 May 2010 | 5o | 24 | G1 |
| 7 Apr 2010 | 4+ | 22 | – |
| 30 May 2010 | 5o | 21 | G1 |
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
2010 had 15 G1+ storm days (No. 93 of 95 years) and 2 G3+ days.