benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 cand Candelaria_2_1966_USG, 1994-07-14,  WKG ,  USGS ,  ASHTECH LM-XII3,  763,  7A,  ASH700228A,  0718,  NONE, 1.3991, 1.4465, 30, 0
 cand Candelaria_2_1966_USG, 1994-07-15,  WKG ,  USGS ,  ASHTECH LM-XII3,  763,  7A,  ASH700228A,  0718,  NONE, 1.3991, 1.4465, 30, 0
 cand Candelaria_2_1966_US, 1994-07-13,  WKG ,  USGS ,  ASHTECH,  763 ,  LM-XII3 7A,  ASH700228A,  0718,  NONE, 1.3991, 1.4465, 30, 15530
 cand Candelaria_2_1966_US, 2002-05-02,  JLS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 0.549, 0.6139, 30, 171230
 cand Candelaria_2_1966_US, 2002-05-03,  JLS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 0.549, 0.6139, 30, 10
 cand Candelaria_2_1966_US, 2002-05-04,  JLS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 0.549, 0.6139, 30, 10
 cand Candelaria_2_1966_US, 2002-05-05,  JLS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 0.549, 0.6139, 30, 10
 cand Candelaria_2_1966_US, 2002-05-06,  JLS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 0.549, 0.6139, 30, 10
 cand Candelaria_2_1966_US, 2006-07-24,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.5025, 0.5699, 30, 165930
 cand Candelaria_2_1966_US, 2006-07-25,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.5025, 0.5699, 30, 0
 cand Candelaria_2_1966_US, 2006-07-26,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.5025, 0.5699, 30, 0
 cand Candelaria_2_1966_US, 2006-07-27,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.5025, 0.5699, 30, 0