Aurora & Space WeatherHome › Geomagnetic history › 1957
Geomagnetic storm on 2 Mar 1957 (G4)
Max Kp8+G4
Ap132No. 7 in 1957
Consecutive G1+ days3
Ap rank73since 1932
Kp by 3-hour slot (UTC)
6o
8+
8+
7o
7-
5+
6+
7-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 27 Feb 1957 | 3o | 6 | – |
| 28 Feb 1957 | 1+ | 3 | – |
| 1 Mar 1957 | 5- | 16 | G1 |
| 2 Mar 1957 | 8+ | 132 | G4 |
| 3 Mar 1957 | 5+ | 32 | G1 |
| 4 Mar 1957 | 4o | 14 | – |
| 5 Mar 1957 | 4- | 17 | – |
Highest-Ap days of 1957
164
160
150
145
139
135
132
112
104
102
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
Max Kp 8+, Ap 132: No. 73 of 34,615 days since 1932 by Ap.