IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)


February 2019

International quiet and disturbed days

Quietest days 1 - 5:2524232619
6 - 10: 2022161517
Most disturbed days 1 - 5:282*1*13*21*

Geomagnetic Planetary Indices

Kp three-hourlydaily
12345678SumApCp
12+3+3+2+2+ 4-3o4-24o150.9
24-4o3o2+2o 3+3o3o24+160.9
33+3o3-1o1+ 2+2o2+18o100.6
41-0o1-0+1+ 2-3o2+10o50.2
53o1+1-0+0+ 1o1o0+8o50.2
61o2o2o3-3- 1+2+2+16+80.4
72-1+1o0o0+ 1-1o2o8o40.1
82o2-2-1+1- 1+2+4-15-80.4
93-2o2o2+2- 2+3o1o17o90.5
102+3-1-1+0+ 0+1o1o10-50.2
111o1+2-1-3o 3o2o2+15o80.4
122o2+0+0+1o 1-0o2+9o40.2
132-3-3-4-4- 3o1+2o21-130.7
143-3+2+3o0+ 1-2+2-16+90.5
152+1o1-0+1- 0+1-0o6o30.1
160o0o1o0o1o 2o1+1-6o30.1
170o0o1-0+0o 0+2o2+6-30.1
183o3o0+1+1+ 1o0+0+11-60.3
190+1o1o0+0o 0+1-0+4o20.0
200+0o0+0o0+ 1o1+2-5o30.0
213-2o4-2-3- 2-1o3o18+100.6
222o0+1o1-0+ 0o1-1+6+30.1
230+0o0+0o0o 1o1o0o3-20.0
240o0o1-1-1o 0o0o0o2+10.0
250o0o1-0+0o 0+0o1-2o10.0
261-0o0o1-0+ 1o0o1-3+20.0
271o0o1-1o3o 3+3o4o16o110.6
284+3+2o3+4+ 4-5-3o29-231.1
Mean70.33

Preliminary sudden commencements: none

Editor: GFZ German Research Centre for Geosciences
Adolf Schmidt Observatory for Geomagnetism
https://www.gfz-potsdam.de/en/kp-index/