Table 1
Characteristics of Syowa NM and MD. Pc of NM is calculated for vertical direction.
| Directional channel | Cutoff rigidity |
Median rigidity |
Asymptotic directions @ Pm | Correction coefficient |
Average count rate |
Average Barometric Pressure [hPa] |
|---|---|---|---|---|---|---|
| Pc (GV) | Pm (GV) | β (%/hPa) | ×104 (counts/hr) | |||
| Syowa NM | ||||||
| Omni | 0.4 | 16.3 | 30°S38° E | −0.76 | 31.8 (total) | 982 |
| Syowa MD | ||||||
| V | 53.6 | 56°S53° E | −0.16 | 26.9 | ||
| N | 58.5 | 29°S35° E | −0.16 | 3.8 | ||
| S | 58.5 | 70°S115° E | −0.16 | 3.8 | ||
| E | 58.5 | 32°S81° E | −0.16 | 6.4 | ||
| W | 58.5 | 60°S8° W | −0.16 | 6.4 | ||
| NE | 63.6 | 16°S60° E | −0.15 | 1.0 | ||
| NW | 63.6 | 34°S4° E | −0.16 | 1.0 | ||
| SE | 63.6 | 42°S110° E | −0.16 | 1.0 | ||
| SW | 63.6 | 80°S77° W | −0.16 | 1.0 | ||
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