Station name: |
Jungfraujoch NM64 |
Station short name: |
JUNG1 |
Start date: |
1986-01-01 |
End date: |
None |
Head organization: |
Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland |
Principal investigator: |
Rolf Bütikofer, rolf.buetikofer at space.unibe.ch |
Contact person: |
Rolf Bütikofer, rolf.buetikofer at space.unibe.ch |
Latitude [°]: |
46.55 |
Longitude [°]: |
7.98 |
Altitude [m] asl: |
3475.0 |
Geomagnetic cutoff rigidity [GV]: |
4.5 |
Average count rate [s-1] during solar activity minimum: |
400.0 |
Average count rate [s-1] during solar activity maximum: |
280.0 |
Reference atmospheric pressure [mbar]: |
642.614 |
Barometric coefficient [%/mbar]: |
0.72 |
Information on detector housing: |
Material of the detector housing roof: Copper (2 mm), wood (~4cm). Total thickness: ~5 g/cm^2. The neutron monitor is located on a mountain side. Mainly during winter and spring time snow accumulation on the roof of the housing is possible. |
Type of counter tube: |
Chalk River neutron counter BP28, preamp: original Chalk River |
Number of counter tubes: |
3 |
Information on detector: |
Moderator: Polyethylene tube, wall thickness 2.0 cm, Reflector: Polyethylene 7.6 cm, 3 sections x 1 counter |
Atmospheric pressure sensor: |
Barometer: GB1, resolution: 0.1 mb, stability: +/- 0.2 mb over the whole temperature and operating voltage ranges |
Information about clock: |
Radio clock DCF 77, Meinberg, 3280 Bad Pyrmont, Germany |