Table 1 The average values of the interplanetary and geomagnetic conditions for four typical conditions.

From: A space hurricane over the Earth’s polar ionosphere

Typical Conditions Time intervals IMF Bz [nT] Nsw [cm−3] Vsw [km/s] Dst [nT] AL [nT]
Extremely quiet time with space hurricane 16:12:30–16:23:30
20 Aug 2014
~8 ~2 ~340 ~ −10 ~ −20
Typical Quiet time without space hurricane 08:54:22–09:11:24
21 June 2010
~5 ~3 ~390 ~ −3 ~ −25
Typical southward IMF case for non-storm time 16:26:00–16:46:00
08 October 2014
~ −7 ~5 ~352 ~ −20 ~ −495
Super storm time 23:14:00−23:44:00
17 March 2015
~ −18 ~7 ~549 ~ −222 ~ −1500
  1. Column 1 is the typical conditions, Column 2 is the time intervals for the typical regions during the DMSP crossings, Column 3–7 are the average values of the IMF Bz, Nsw, Vsw, Dst, and AL indexes, respectively.