|
| Sample size, | AM | SD | GM |
|
Zero-to-peak rise time, s |
Rust et al. (1981) [36] | 15 | 6.9 | — | — |
Cooray and Lundquist (1982) [2] | 64 | 13 | 4 | — |
52 | 12 | 3 | — |
Ishii and Hojo (1989) [40] | 32 | 13.2 | 3.6 | — |
123 | 21.2 | 5.8 | — |
Cooray (1986) [39] | 20 | 8.9 | 1.7 | — |
Nag and Rakov (2014) [9] (overall) | 62 | 7.8 | 3.8 | 6.9 |
45 (summer) | 7.5 | — | 6.8 |
17 (winter) | 8.5 | — | 7.4 |
This study | 48 | 22.4 | 28.1 | 12.9 |
|
10–90% rise time, s |
Beasley et al. (1983) [37] | 6 | 2.7 | — | — |
Hojo et al. (1985) [38] | 32 (winter) | 8.7 | — | — |
44 (summer) | 6.7 | — | — |
Cooray (1986) [39] | 15 | 6.2 | 1.4 | — |
Nag and Rakov (2014) [9] (overall) | 62 | 4 | 2.1 | 3.4 |
45 (summer) | 4.1 | | 3.5 |
17 (cold) | 3.8 | | 3.1 |
This study | 48 | 9.4 | 13.2 | 5.1 |
|
Slow front duration, s |
Cooray and Lundquist (1982) [2] | 63 | 10 | 11 | — |
Cooray (1986) [39] | 20 | 8.2 | 1.7 | — |
Ishii and Hojo (1989) [40] | — | 19.3 | — | — |
Cooray et al. (2004) [25] | 63 | 8.3 | 2.6 | — |
Nag and Rakov (2014) [9] (overall) | 62 | 5.9 | 3.6 | 5 |
This study | 48 | 19.1 | 25.7 | 9.8 |
|
Slow front amplitude relative to peak, % |
Cooray and Lundquist (1982) [2] | 67 | 38 | 11 | — |
31 | 44 | 14 | — |
Cooray (1986) [39] | 20 | 45 | 7 | — |
Cooray et al. (2004) [25] | 63 | 61 | 0.7 | — |
Nag and Rakov (2014) [9] (overall) | 62 | 39 | 15 | 37 |
This study | 48 | 44.3 | 15 | 41.7 |
|
Fast transition rise time (10–90%), s |
Cooray (1986) [39] | 20 | 0.56 | 0.7 | — |
Ishii and Hojo (1989) [40] | 24 | 0.11 | 0.62 | — |
Cooray et al. (2004) [25] | 63 | 0.26 | 0.11 | — |
Nag and Rakov (2014) [9] (overall) | 62 | 1.2 | 0.77 | 1 |
This study | 48 | 2.6 | 4.3 | 1.6 |
|
Zero-crossing time, s |
Ishii and Hojo (1989) [40] | 34 | 151 | — | — |
89 | 93 | — | — |
Nag and Rakov (2014) [9] (overall) | 42 (winter) | 69 | 92 | 45 |
10 (summer) | 53 | — | — |
This study | 48 | 57.8 | 140.3 | 23.4 |
|
Opposite polarity overshoot relative to peak, % |
Ishii and Hojo (1989) [40] | 34 (summer) | 24 | — | — |
89 (winter) | 40 | — | — |
Nag and Rakov (2014) [9] | 33 | 15 | 9.3 | 13 |
This study | 41 | 44.8 | 27.2 | 35.3 |
|