IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

March 2025

International quiet and disturbed days

Geomagnetic Planetary Indices

Kp three-hourly									daily
	1	2	3	4	5	6	7	8	Sum	Ap	Cp
1	2+	4-	4o	4-	4-	2-	3+	3o	25+	18	1.0
2	1+	2o	2+	1+	1+	1o	0+	0o	10-	5	0.2
3	1+	1o	1-	1+	1-	1o	1o	1o	8o	4	0.1
4	1o	2+	2-	1+	1+	2-	3-	4+	16+	10	0.6
5	3+	3o	2+	2o	2-	3-	2-	2o	19-	10	0.6
6	2o	1+	2+	1+	1-	1+	2+	1o	12+	6	0.3
7	1-	3-	3-	3o	2o	3o	2+	1-	17o	10	0.5
8	2-	3o	3o	4-	2+	3+	5-	5o	27-	22	1.1
9	5-	6-	4o	5o	4o	3o	2+	3+	32o	31	1.3
10	2+	2-	2o	2+	2+	3-	1+	2+	17o	8	0.4
11	2o	2+	2o	3-	3-	2-	1+	3-	17+	9	0.5
12	4-	3+	3o	4o	4+	5o	5o	4+	33-	30	1.3
13	5o	5-	5o	4+	5o	4-	4+	4-	36-	36	1.4
14	5+	3-	3+	3o	3o	4-	3o	3+	27+	21	1.1
15	4o	3+	3+	4-	4-	3+	1-	1-	23-	16	0.9
16	2-	2o	2o	2+	3+	1o	2o	3-	17o	9	0.5
17	3+	3o	3-	2-	3o	3o	3+	3-	23-	14	0.8
18	3o	3o	2+	2+	3+	3-	2-	2o	20+	11	0.7
19	2+	4o	4o	3-	3o	3+	5-	3o	27o	20	1.0
20	2-	2-	2-	1-	1+	1-	1-	2+	11-	5	0.2
21	3+	3o	2-	2-	3-	4o	5+	5o	27-	24	1.1
22	6-	5o	3-	3-	4o	4+	4-	4+	32+	32	1.3
23	4o	2o	3-	2-	2o	1o	2o	1+	17-	9	0.5
24	4o	4+	3-	3o	4-	4-	3-	2-	26-	18	1.0
25	3+	3-	2+	3o	2o	3-	4o	3o	23o	14	0.8
26	4+	4+	2+	3+	6-	6-	6-	4+	36-	40	1.5
27	4-	4+	5-	4o	5-	5-	4-	4-	33+	30	1.3
28	2+	3o	3-	2+	3-	3-	3+	4o	23o	14	0.8
29	3o	3+	2-	1+	1o	1o	0+	1o	13-	7	0.4
30	1+	2+	2+	1+	1-	1-	1o	1-	10+	5	0.2
31	0+	2-	2o	2-	1+	2-	1o	1o	11-	5	0.2
									Mean	16	0.76

Preliminary sudden commencements: none