IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

April 2019

International quiet and disturbed days

Quietest days 1 - 5:1822211720
6 - 10: 2614193028
Most disturbed days 1 - 5:10*5*8*3*4*

Geomagnetic Planetary Indices

Kp three-hourlydaily
12+2-2o3-2o 2o1-0o13+60.3
21-0+1-0+1- 1-3+3o10-60.3
32+3+3-2-2+ 2-2o3-19-100.6
43-2-1+2+3- 4-2+1o18-100.6
53o3+3-2-3- 2+3-3-21o120.7
62+3o2-1+1- 1o2o1+13+70.3
70+2-0+1o2- 1-1+2o9o40.2
83-3+2+2-3o 3o2o2+20+110.7
93+2o2+2o2- 2+2o2o18-90.5
104-4o3-1o2o 3+3o1+21o140.8
111+3-2-2o2o 2o1-1-13o60.3
123o2-1+1o2- 2-2-2+14+70.4
133o3o2-0+1o 1-2o1+13o70.4
141-2-2-0+1- 1-0+1+7+40.1
151+1+2+2+1+ 1-2+2o14-60.3
162o2-2+1+1+ 1-1+1-11+50.2
171-1-0o0+0o 1-2-1+5+30.0
180o0o0o0o1o 1-1-1-3o20.0
190o0+1+1+1+ 1o2-1o8o40.1
201o1-1-1-1- 1-1+1o7-40.1
212-1o1-1-1- 0+0+0+6-30.1
220o0o1o0+1o 1+1o0+5o30.0
231o0+0+1-1- 2+3+3+12o70.4
243o1+0+2-2+ 2-1-1+12+60.3
251o2-2-2-2- 0+1o0+9+40.2
261-0o0+1-1- 1+1+2-7-30.1
271o0+2o2-1+ 1o2o2o11+50.2
281-0+1o0+1- 1+2o2o8+40.1
292-1o0o1o1+ 2o1-1o9-40.1
302-1o0o1-1o 1o2-1+8+40.1

Preliminary sudden commencements: none

Editor: GFZ German Research Centre for Geosciences
Adolf Schmidt Observatory for Geomagnetism