CONSTANT    2.877320E+17
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     5
 -5.026548E+02  0.000000E+00
 -1.005310E+03  0.000000E+00
 -1.130973E+03  0.000000E+00
 -7.401592E-02  7.401592E-02
 -7.401592E-02 -7.401592E-02

##################################################
###   2.304000E+06     Norm. Factor A0 (in Hz)   #
###   800.0   V/m/s                              #
###   1.589   microV/Count                       #
###           CMG-40T/60                         #
###           REF130                             #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: CL
### Station Code: ZIRI
### Description : Ziria (ZIR)
### Stream Code : HH
### Latitude    : 38.3090
### Longitude   : 21.9532
### Elevation   : 480
###
### Start Date  : 04-07-2010
### End Date    : 31-12-2010
 
###  PERIOD #2  ]=-----------------------------###
 
CONSTANT    1.409140E+10
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     2
 -1.935220E+01  7.477000E+00
 -1.935220E+01 -7.477000E+00

##################################################
###   1.166210E+01     Norm. Factor A0 (in Hz)   #
###  1920.0   V/m/s                              #
###   1.589   microV/Count                       #
###           L22 (1920 V/m/s)                   #
###           REF130                             #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: CL
### Station Code: ZIRI
### Description : Ziria (ZIR)
### Stream Code : HH
### Latitude    : 38.3052
### Longitude   : 21.9476
### Elevation   : 506
###
### Comments    : changed site
###
### Start Date  : 15-06-2011
### End Date    : 14-12-2011
 
###  PERIOD #3  ]=-----------------------------###
 
CONSTANT    1.409140E+10
ZEROS     2
  0.000000E+00  0.000000E+00
  0.000000E+00  0.000000E+00
POLES     2
 -1.935220E+01  7.477000E+00
 -1.935220E+01 -7.477000E+00

##################################################
###   1.166210E+01     Norm. Factor A0 (in Hz)   #
###  1920.0   V/m/s                              #
###   1.589   microV/Count                       #
###           L22 (1920 V/m/s)                   #
###           REF130                             #
###           Poles/Zeroes in rad/sec            #
##################################################
### Network Code: CL
### Station Code: ZIRI
### Description : Ziria (ZIR)
### Stream Code : HH
### Latitude    : 38.3052
### Longitude   : 21.9476
### Elevation   : 506
###
### Comments    : no changes?
###
### Start Date  : 14-12-2011
### End Date    : currently used (28-02-2017)