benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 g298, 2000-11-14,  CWW ,   ,  ASHTECH,  801 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 1.2489, 1.2977, 30, 18130
 g298, 2000-11-17,  CWW ,   ,  ASHTECH,  lp019992805 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.2004, 1.2498, 30, 163530
 g298, 2004-09-14,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE00,  ASH701945E_M,  CR520031622,  NONE, 1.1681, 1.2179, 30, 155030
 g298, 2004-09-18,  WRT ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.2187, 1.2679, 30, 1640
 g298 G298_1945_USCGS, 2009-09-09,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 1.2723, 1.3209, 30, 15380
 g298 G298_1945_USCGS, 2009-09-10,  CHS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 1.2137, 1.2629, 30, 15230