De Bilt Observatory - De Bilt (NEDERLAND) |
| | |
| Station code | | DBN | Coordinates | | 52.102 , 5.177 | Altitude(m) | | 3 | |
Instruments (mean characteristics):
Mechanical Instruments: |
Instr. code* | Instr. Name | Component | Mass | To | Damp. | Vo | Mass dir. | Notes | Recording period |
380021 |
Bosch horizontal pendulum |
N-S | 25 | 18 | 4 | 20 | + | - | - |
380008 |
Bosch horizontal pendulum |
E-W | 25 | 18 | 4 | 20 | + | - | - |
336016 |
Wiechert horizontal
astatic seismograph weighing 200 kg |
E-W | 200 | 5,5 | 4,4 | 170,170 | +,+ | - | - |
Galvanometric instruments: |
Instr. code* | Instr. Name | Component | Mass | Tg | k | µ | Al | Notes | Recording period |
362005 |
Galitzin galvanometrical
recording seismograph for vertical component |
Z | - | 12 | 175 | 0 | 1380 | - | - |
338029 |
Galitzin horizontal
seismograph |
E-W | - | 25 | 11 | 0 | 1380 | - | - |
338030 |
Galitzin horizontal
seismograph |
N-S | - | 25 | 11 | 0 | 1380 | - | - |
352006 |
Press Ewing siesmograph |
Z | - | - | - | - | - | - | 1962-1999 |
352005 |
Press Ewing siesmograph |
E-W | - | - | - | - | - | - | 1962-1999 |
352004 |
Press Ewing siesmograph |
N-S | - | - | - | - | - | - | 1962-1999 |
252003 |
Von Rebeur-Paschwitz
horizontal pendula |
NW-SE | - | - | - | - | - | - | 1904- |
252002 |
Von Rebeur-Paschwitz
horizontal pendula |
NE-SW | - | - | - | - | - | - | 1904- |
*In the TROMOS database