benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 c824, 1994-11-12,  X. GE ,  UCLA ,  TRIMBLE 4000,  1054,  SST,  TRM14532.00,  25,  NONE, 1.1373, 0, 30, 16240
 c824 C824_1947_USCGS, 2010-03-28,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 1.342, 1.3899, 15, 154645
 c824 C824_1947_USCGS, 2010-04-27,  CHS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR520031615,  NONE, 1.4207, 1.4679, 15, 145845
 c824 C824_1947_USCGS, 2012-05-12,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 1.4005, 1.4479, 15, 153445
 c824 C824_1947_USCGS, 2012-05-13,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 1.4025, 1.4499, 15, 152445
 c824 C824_1947_USCGS, 2013-08-07,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14333,  NONE, 1.2885, 1.3369, 15, 16215
 c824 C824_1947_USCGS, 2013-08-08,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14333,  NONE, 1.2197, 1.2688, 15, 16315
 c824 C824_1947_USCGS, 2015-03-15,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14333,  NONE, 0.7319, 0.7899, 15, 164615
 c824 C824_1947_USCGS, 2015-03-16,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14333,  NONE, 0.7319, 0.7899, 15, 0