IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

February 2026

International quiet and disturbed days

Geomagnetic Planetary Indices

Kp three-hourly									daily
	1	2	3	4	5	6	7	8	Sum	Ap	Cp
1	0o	0+	1+	1o	1o	1o	1o	1o	7-	3	0.1
2	2+	2+	1o	1o	1+	1-	1o	1+	11o	5	0.2
3	2o	2-	1-	1-	1-	1o	2o	0+	9o	4	0.2
4	0o	0o	1-	1o	2+	3+	2+	4-	13+	8	0.4
5	4o	5+	4+	4-	3+	1+	1+	1o	24+	21	1.1
6	0o	1+	2o	3o	4-	4+	4-	3o	21o	15	0.8
7	4-	4-	3-	3-	2o	3-	3-	3+	23+	15	0.8
8	2+	2+	1-	1o	1o	1o	2o	3-	13o	6	0.3
9	2+	1+	1+	1+	2+	2o	1o	2o	14-	6	0.3
10	1o	0+	1-	3-	2o	2-	3-	4+	15+	10	0.5
11	4o	3o	3-	3o	2+	3o	3o	4-	25-	16	0.9
12	2+	2+	2o	2+	1o	2+	1-	2o	15o	7	0.4
13	4o	2o	2o	2o	2-	3-	2+	4o	21-	13	0.7
14	3-	2+	0+	0+	1-	1o	2+	5-	14+	10	0.6
15	5o	5+	3+	3-	3-	3+	3o	4o	29+	26	1.2
16	4+	4o	4o	3+	2o	4-	6-	2+	29+	26	1.2
17	2o	2o	2+	3-	2+	3o	2o	2+	19-	9	0.5
18	2o	3o	2o	2+	2+	2o	2+	2+	18+	9	0.5
19	3o	3o	3-	2o	3o	1o	1o	1+	17o	10	0.5
20	1-	2+	2o	2o	3-	3-	3-	4o	19o	11	0.6
21	4o	3+	3-	2-	1+	2-	3-	4o	21+	14	0.8
22	4-	5-	5+	4o	4o	4-	4o	5+	35-	34	1.4
23	3o	5-	3o	3+	3+	2-	4+	4o	27+	21	1.1
24	3-	4-	3-	3-	3+	2+	3+	3-	23+	14	0.8
25	3+	2+	2o	3o	3-	3-	2o	4-	22-	13	0.7
26	4-	4-	4-	3o	3-	2o	3+	2o	24o	16	0.9
27	3o	2-	2-	2o	3-	3o	1+	2o	17+	9	0.5
28	2-	3-	1+	1+	2+	1+	2o	2+	15o	7	0.4
									Mean	13	0.66

Preliminary sudden commencements: none