IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

August 2019

International quiet and disturbed days

Quietest days 1 - 5:31922915
6 - 10: 425142321
Most disturbed days 1 - 5:31527*6*30*

Geomagnetic Planetary Indices

Kp three-hourlydaily
13+2-1+1-1- 1-2-3-13-70.4
21o1o1o1-1- 0+0+1-6-30.1
30+0+0o0+0+ 0+1-0+3-20.0
40+0+2-1o0+ 1-0+1o6-30.1
51-3o5o5+5+ 5o4-4-32-341.3
63-3-2o3o2+ 2o1o3-18+100.5
72+2-1o1+1o 1o1o2o11+50.2
81+2-1+1o3- 2o1o1-12-60.3
90o1-1+2-1+ 2o2-3-11+60.2
103-2-1+2-2- 1o1+2-13o60.3
110+1o1o2-2+ 1o1o2o10+50.2
121-1+1o1+1+ 1o1o2-9+40.2
132-1+1o2o2- 2o1+2-13-60.3
141o1o1o1+1o 1-0+0+7-40.1
150o1-1-1-1o 1-1+1o6o30.1
161+1-1+2o1o 1-1-0+8o40.1
171+2o1-1o1o 1-0+0+7+40.1
183-2-1+1-1- 1o1+1o10+50.2
191-1o0+1-1- 1o0+1-5+30.1
202-1+1-1-1+ 1-1-1o8o40.1
211o1+1o0+1- 1+1o0+7o40.1
221+1o1o1+1- 1-2+2-10o50.2
231-2-1o1+0+ 0+1-1-7-40.1
242o1+0+1+0+ 1o1-0o7o40.1
251o1o2-0+0+ 0+0+1-6-30.1
261+0+1o2o1o 1o1+2+10+50.2
273-3o2o3o2o 2-2+2o19-100.5
282o2-1+1-1o 1-1-0+8+40.1
291-0o0o1-2- 1o1-1-5+30.0
301-1o1o1+3- 3-3+3o16-90.5
314-5-4o5+6- 4o4+4+36o381.4

Preliminary sudden commencements: none

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