Table 1.
Characteristics of the data analyzed. Table includes name of the data set, references, place, season, number of phrases analyzed and sample rate of the data.
| Data Set | Latitude (S)/longitude (W) | Year | Austral season | Number of SEP1/2 phrases | Sampling rate fs (Hz) |
|---|---|---|---|---|---|
| ETP 1 (a) | 8°/95° | 1996 | winter | 23/50 | 100 |
| IWC SOWER (b) | 29°/72° | 1997 | sum. | −/36 | 1000 |
| ETP 2 (a) | 8°/95° | 2002 | winter | −/50 | 250 |
| CTBTO (c) | 34°/79° | 2007 | fall | 31/- | 250 |
| CTBTO (c) | 34°/79° | 2009 | fall | −/50 | 250 |
| Corcovado 1 (d) | 44°/74° | 2012 | sum. | 33/50 | 2000 |
| Corcovado 1 (d) | 44°/74° | 2013 | sum. | −/50 | 2000 |
| CTBTO (c) | 34°/79° | 2014 | sum. | 20/50 | 250 |
| Corcovado 2 (f) | 44°/74° | 2016 | sum. | −/50 | 4000 |
| Chañaral (e) | 29°/72° | 2017 | sum. | −/50 | 48000 |
References: (a): Stafford et al.14, (b) Shabangu et al.21, (c) CTBTO https://ctbto.org/, (d) Buchan et al.17, (e) Patris22, (f): Buchan et al., unpublished.