benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 mabl Mable_1935_USC&GS, 1994-07-11,  KWC ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.2835, 1.332, 30, 17730
 mabl Mable_1935_USC&GS, 1994-07-12,  KWC ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.2835, 1.332, 30, 30
 mabl Mable_1935_USC&GS, 1994-07-13,  KWC ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.2835, 1.332, 30, 0
 mabl Mable_1935_USC&GS, 2002-04-30,  GDH ,  USGS ,  ASHTECH,  04582 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.1833, 1.2329, 30, 175630
 mabl Mable_1935_USC&GS, 2002-05-01,  GDH ,  USGS ,  ASHTECH,  04582 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.1833, 1.2329, 30, 10
 mabl Mable_1935_USC&GS, 2002-05-02,  GDH ,  USGS ,  ASHTECH,  04582 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.1833, 1.2329, 30, 10
 mabl Mable_1935_USC&GS, 2005-05-24,  CHS ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 1.1631, 1.2129, 30, 30
 mabl Mable_1935_USC&GS, 2005-05-25,  CHS ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 1.1631, 1.2129, 30, 30
 mabl Mable_1935_USC&GS, 2005-05-26,  CHS ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 1.1631, 1.2129, 30, 30
 mabl Mable_1935_USC&GS, 2006-07-21,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2006-07-22,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2006-07-23,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2006-07-24,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2006-07-25,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2006-07-26,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.3553, 0.4338, 30, 0
 mabl Mable_1935_USC&GS, 2017-06-15,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.6.9,  ASH701945E_M,  CR520031622,  NONE, 0.6989, 0.7579, 15, 153345
 mabl Mable_1935_USC&GS, 2017-06-16,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.6.9,  ASH701945E_M,  CR520031622,  NONE, 0.6989, 0.7579, 15, 0
 mabl Mable_1935_USC&GS, 2017-06-17,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.6.9,  ASH701945E_M,  CR520031622,  NONE, 0.6989, 0.7579, 15, 0
 mabl Mable_1935_USC&GS, 2017-06-18,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.6.9,  ASH701945E_M,  CR520031622,  NONE, 0.6989, 0.7579, 15, 0
 mabl Mable_1935_USC&GS, 2020-07-29,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6958, 0.7549, 15, 18350
 mabl Mable_1935_USC&GS, 2020-07-30,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6958, 0.7549, 15, 0
 mabl Mable_1935_USC&GS, 2020-07-31,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6958, 0.7549, 15, 0