Open Access
Table 7.
Metric parameters estimated to quantify SWIF’s performance in solar cycle 24.
| Storm time interval | min Dst (nT) | ME (MHz) |
MRE (%) |
RMSE (MHz) |
%Improvement over climatology |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tromso | Chilton | Rome | Tromso (%) | Chilton (%) | Rome (%) | Tromso | Chilton | Rome | Tromso (%) | Chilton (%) | Rome (%) | ||
| 2010 | |||||||||||||
| 03–06 August | −67 | 1.35 | 1.00 | 0.43 | 31 | 26 | 16 | 1.99 | 1.58 | 1.56 | 33 | 20 | 20 |
| 11–12 October | −80 | −0.50 | −0.19 | 0.45 | 20 | 12 | 12 | 1.15 | 0.51 | 1.32 | 34 | 52 | 16 |
| 2011 | |||||||||||||
| 26–27 September | −101 | 0.61 | 0.64 | 0.47 | 14 | 28 | 22 | 0.64 | 2.14 | 1.92 | 52 | 16 | 29 |
| 2012 | |||||||||||||
| 23–26 April | −108 | 0.83 | 0.74 | −0.81 | 19 | 16 | 22 | 0.88 | 0.42 | 1.44 | 25 | 60 | 40 |
| 13–15 November | −108 | 0.65 | 0.48 | −0.73 | 19 | 18 | 33 | 2.03 | 0.83 | 1.80 | 30 | 45 | 25 |
| 2013 | |||||||||||||
| 01–03 June | −119 | 0.36 | 0.28 | 0.09 | 15 | 11 | 17 | 1.49 | 2.20 | 1.13 | 15 | 31 | 22 |
| 06–08 June | −73 | 0.27 | 0.65 | 0.83 | 6 | 13 | 15 | 2.72 | 0.80 | 1.23 | 35 | 39 | 44 |
| Averages | 0.51 | 0.51 | 0.10 | 18 | 18 | 20 | 1.56 | 1.21 | 1.49 | 32 | 38 | 28 | |
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