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Earth, Planets and Space

Table 1 Normalized amplitude (ΔH) of three largest SCs

From: Relationship between solar wind dynamic pressure and amplitude of geomagnetic sudden commencement (SC)

Date: UT

1940.3.24 14: 1506

1961.11.13: 1023

1991.3.24: 0341

ΔH: observed

273 nT<

220 nT

202 nT

ΔH: normalized to 4 h LT

220 nT<

196 nT

219 nT

ΔH: normalized to 5 h LT

189 nT<

169 nT

188 nT

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