benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 bakr, 2001-09-16,  JMS ,   ,  ASHTECH,  04600 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.5012, 1.5478, 30, 14410
 bakr, 2001-09-26,  CWW ,   ,  ASHTECH,  02275 ,  Z-XII3 CC00,  ASH701945B_M,  CR519992603,  NONE, 1.3096, 1.3578, 30, 60
 bakr Airport_1946_USCGS, 2005-09-19,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE21,  ASH701945B_M,  CR619992805,  NONE, 1.3238, 1.3719, 30, 14520
 bakr Airport_1946_USCGS, 2010-10-02,  SAH ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR620022602,  NONE, 1.2208, 1.27, 15, 154845