benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 dorf, 2000-09-24,  CWW ,   ,  ASHTECH,  203 ,  Z-XII3 CD00,  ASH700936E_C,  CR16364,  NONE, 1.3187, 1.3668, 30, 15240
 dorf, 2004-09-18,  RWB ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 1.1732, 1.2229, 30, 155330
 dorf DORF_USGS, 2009-09-10,  SRW ,  USGS ,  ASHTECH,  04579 ,  Z-XII 1L001,  ASH701945B_M,  CR519993706,  NONE, 1.2753, 1.3238, 30, 17210
 dorf DORF_USGS, 2009-09-13,  CWW ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII 1L001,  ASH700936D_M,  CR14330,  NONE, 1.3814, 1.4289, 30, 1790