Skip to main content

Table 4 Comparison of maximum Ne (m−3) for events in 1 h, having positive and negative Spearman rank correlation coefficient values

From: Statistical study about the influence of particle precipitation on mesosphere summer echoes in polar latitudes during July 2013

Days in July UT (h:min:s) Spearman rank correlation coefficient Maximum Ne (m−3)
10 04:00:04–04:47:31 − 0.25 6.98 × 1011
04:50:00–04:53:31 0.49 2.88 × 1011
04:54:14–04:59:55 0.72 2.30 × 1011
05:00:04–05:02:38 0.35 2.14 × 1011
05:03:26–05:09:16 0.42 4.93 × 1011
05:10:33–05:25:36 − 0.31 5.43 × 1011
05:38:00–05:59:55 − 0.20 6.55 × 1011
06:31:07–06:40:00 − 0.21 4.02 × 1011
06:45:07–06:54:38 0.19 3.62 × 1011
11 08:09:16–08:15:31 0.52 1.65 × 1011
08:42:14–08:59:55 − 0.31 3.24 × 1011