IUGG: Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

March 2018

International quiet and disturbed days

Quietest days 1 - 5:281213829
6 - 10: 276215
Most disturbed days 1 - 5:1816*25*15*23*

Geomagnetic Planetary Indices

Kp three-hourlydaily
11-2-1-1o1+ 1-3-2+11o60.3
23-0+0+0+0+ 0+1-1-6-40.1
31o0o1o2o1+ 1o2o3-11o50.2
43-2o2-1-1+ 1+1-1-11o60.2
51+0o1o1+1o 1+1+1+9-40.1
62-1-1-1o1o 2o1-1-8+40.1
70+0o1-0o0o 0+3-1o5o30.1
81-1+2-1o0+ 0o1o0+6+30.1
93-3o1-1o1o 1o2+4+16o100.6
104o4-3-1+2o 1+2+2-19o120.7
112+1+1+0+0+ 1-1o1o8+40.1
120+0o0o0+1o 1o1-0o3+20.0
130o0o1o1-1o 1-1o0+5-20.0
140+0+1o1-1+ 4o3-4-14o100.5
154o2+2-3-2- 3+3+4-23-150.8
163o4+3-2+3o 4o3o4-26o181.0
174+3o2+2-2+ 2-2+4-21+140.8
183-2+1-1o3+ 4-4+6o24o221.1
194+4-3o1o2- 2o2+3o21o140.8
203o3o0+0+1+ 0+2o1+12-70.3
211o2o1-0o0+ 0+2o1o7+40.1
221o2o0+0+1- 2-3-3o12-60.3
234o3o1+3o2o 2-4-4-22+150.8
242o2o1+2o2- 2o2+3-16o80.4
253+4-3o3+2o 3-2+4o24+160.9
263-3o3-2o1+ 2+3-2+19o100.6
273-3o2o2o2+ 1+0+1-14+80.4
281-0+1-0o0+ 0o0+0+3-20.0
290o0o1-2-1o 2-1-1o7-30.1
301+2+1-1o1+ 1-1-1-9-40.2
313-2-1+1+1+ 2-1-1-11+60.3

Preliminary sudden commencements: none

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