IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

December 2019

International quiet and disturbed days

Quietest days 1 - 5:32928305
6 - 10: 27171624
Most disturbed days 1 - 5:18*19*11*20*15*

Geomagnetic Planetary Indices

Kp three-hourlydaily
11+1-0o0o1- 1o1+2-7-30.1
20+1o1-0o0o 0o0o0o2o10.0
30o0+0o0+0o 0+0+0+2-10.0
41o2-1-0+1o 0+1-0o6-30.1
50o0o0o1-1- 1-0+0o2+10.0
60o1o1-0+1- 1-0+1-4+20.0
71-0o0o1-0+ 0+0+1-3o20.0
80o0+0+0o0+ 1-1+1+4+20.0
93-1o0o0o0+ 1-0+2-7-40.1
101-2o1o1o0+ 0+1-1o7o40.1
113-2o0+1-1o 2-1-2-11-50.2
121o0o1+1+0+ 0o0+2-6o30.1
131+2o1+0+0o 0+1-0o6o30.1
141-0o0+0o0+ 0+0o1+3o20.0
152o2o1o0+0+ 0+1-2+9o40.2
161-0o0+0o1o 1-0+0o3o20.0
170o1-1o1-0o 0o0o0o2+10.0
181o1+1+3+4- 4o3-1+19-120.7
193o4-4-2+2o 2+1+0+19-110.7
202+1o1o0+2- 2o1o2-11o50.2
212+0+1+1o1- 0+2-1-8+40.1
222-0o2-0o0+ 0+1o1o6o30.1
230o1+0+1+1o 1-0o0+5o30.0
241+0o0+0+0+ 0o0o0o2+10.0
250+0o1-1-0+ 1o2-2-6+30.1
262+1o0+1-0+ 1-1-1o7o40.1
271o1-1-1-0o 0+0o0o3+20.0
281-0+0o0o0o 0+0o0+2-10.0
290o0o0+0o0o 0o0o1-1o10.0
300o0o0+0+0o 1-0+1-2+20.0
311-1o0+0o1- 1-1+1-5+30.1

Preliminary sudden commencements: none

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