benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 rnpt Rohnport_1987_NGS, 2001-08-09,  TBW ,  HSU ,  TRIMBLE 4000SSI,  15926,  NP,  TRM22020.00+GP,  38198,  NONE, 1.7472, 0, 30, 1550
 rnpt Rohnport_1987_NGS, 2001-08-10,  TBW ,  HSU ,  TRIMBLE 4000SSI,  15926,  NP,  TRM22020.00+GP,  38198,  NONE, 1.7472, 0, 30, 130
 rnpt Rohnport_1987_NGS, 2001-07-16,  JMS ,   ,  ASHTECH,  lp019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 0.6448, 0.7056, 30, 152530
 rnpt Rohnport_1987_NGS, 2001-07-17,  JMS ,   ,  ASHTECH,  lp019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 0.6448, 0.7056, 30, 30
 rnpt Rohnport_1987_NGS, 2001-07-18,  JMS ,   ,  ASHTECH,  lp019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 0.6448, 0.7056, 30, 30
 rnpt Rohnport_1987_NGS, 2004-07-17,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR620022605,  NONE, 1.347, 1.3949, 30, 0
 rnpt Rohnport_1987_NGS, 2004-07-18,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR620022605,  NONE, 1.347, 1.3949, 30, 0