Hermanus, South Africa
Hermanus is a town at sea level close to the southern point of Africa. Currently, the 12NM64 is attended by SANSA (South African National Space Agency), and it is the oldest continuously operating neutron monitor.
Specifications
| Detector | Standard 12-NM64 neutron monitor |
| Geographic latitude | 34.43° S |
| Geographic longitude | 19.23° E |
| Altitude | 26 m asl |
| Effective vertical cutoff rigidity | 4.58 GV |
| In operation since: | 1957 |
Detailed station information
- 1957 - 1964
- 1964 - 1972
- Aug 1972 - Dec 1972
- Jan 1973 - Dec 1991
- Jan 1992 - Dec 2003
- Jan 2004 - Oct 2015
- Nov 2015 - Jun 2018
- Jul 2018 - present