benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 cw16 CW16_S_CentralWashin, 2004-07-13,  JLS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.1904, 1.2399, 30, 30
 cw16 CW16_S_CentralWashin, 2004-07-14,  JLS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.1904, 1.2399, 30, 30