benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 5504 101_MEN_55.04_CADT, 2008-07-15,  JLS ,  USGS ,  ASHTECH,  579 ,  Z-XII 1L00,  ASH700936D_M,  CR14329,  NONE, 1.1712, 1.2209, 30, 151830
 5504 101_MEN_55.04_CADT, 2008-08-20,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH701945B_M,  CR519993706,  NONE, 1.455, 1.5019, 30, 152630
 5504 101_MEN_55.04_CADT, 2011-02-15,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.5447, 1.591, 15, 163420
 5504 101_MEN_55.04_CADT, 2011-02-16,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.599, 1.6449, 15, 16440
 5504 101_MEN_55.04_CADT, 2012-07-13,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 1.4862, 1.5329, 15, 15815
 5504 101_MEN_55.04_CADT, 2021-09-16,  ELP ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00457,  NONE, 1.3269, 1.3749, 15, 163845
 5504 101_MEN_55.04_CADT, 2021-09-17,  ELP ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00457,  NONE, 1.3269, 1.3749, 15, 0
 5504 101_MEN_55.04_CADT, 2021-09-18,  ELP ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00457,  NONE, 1.3269, 1.3749, 15, 0