benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s) sanh, 1992-07-17, JMS , , ASHTECH LM-XII3, 764, 7A24, ASH700228A, 0598, NONE, 1.2503, 1.2991, 30, 204530 sanh Sand_Hill_1939_1981_, 1992-04-26, GDH , USGS , ASHTECH, 762 , LM-XII3 6A, ASH700228A, 0745, NONE, 1.2352, 1.2842, 30, 23120 sanh Sand_Hill_1939_1981_, 1992-04-28, KWC , USGS , ASHTECH, 99 , LM-XII3 6A, ASH700228D, 1036, NONE, 1.3529, 1.4007, 30, 2730 sanh Sand_Hill_1939_1981_, 1992-06-29, CHS , USGS , ASHTECH, 99 , LM-XII3 7A24, ASH700228D, 1036, NONE, 1.379, 1.4266, 30, 223130 sanh Sand_Hill_1939_1981_, 1992-06-30, CHS , USGS , ASHTECH, 99 , LM-XII3 7A24, ASH700228D, 1036, NONE, 1.378, 1.4256, 30, 30 sanh Sand_Hill_1939_1981_, 1992-07-01, CHS , , ASHTECH, 099 , LM-XII3 7A24, ASH700228D, 1036, NONE, 1.379, 1.4266, 30, 30 sanh Sand_Hill_1939_1981_, 1992-07-02, CHS , USGS , ASHTECH, 099 , LM-XII3 7A24, ASH700228D, 1036, NONE, 1.379, 1.4266, 30, 30 sanh, 1992-07-09, JMS , USGS , ASHTECH, 1104 , LM-XII3 7A24, ASH700228D, 1068, NONE, 1.2996, 1.3479, 30, 0.001 sanh, 1992-07-11, CHS , usgs , ASHTECH, 0831 , LM-XII3 7A24, ASH700228A, 0616, NONE, 1.2985, 1.3468, 30, 212140 sanh, 1992-07-12, JMS , usgs , ASHTECH, 099 , LM-XII3 7A24, ASH700228D, 1036, NONE, 1.2493, 1.2981, 30, 212830 sanh Sand_Hill_1939_1981_, 1992-07-13, CHS , USGS , ASHTECH, 0831 , LM-XII3 7A24, ASH700228A, 0616, NONE, 1.3177, 1.3658, 30, 21130 sanh Sand_Hill_1939_1981_, 1992-07-14, CHS , usgs , ASHTECH, 0831 , LM-XII3 7A24, ASH700228A, 0616, NONE, 1.3649, 1.4126, 30, 21210 sanh Sand_Hill_1939_1981_, 1992-07-15, KWC , usgs , ASHTECH, 763 , LM-XII3 7A24, ASH700228A, 0718, NONE, 1.1658, 1.2156, 30, 212930 sanh, 1992-07-16, CHS , , ASHTECH, 0831 , LM-XII3 7A24, ASH700228A, 0616, NONE, 1.379, 1.4266, 30, 212030 sanh Sand_Hill_1939_1981_, 1992-07-29, GDH , USGS , ASHTECH, 762 , LM-XII3 7A, ASH700228A, 0745, NONE, 1.1809, 1.2305, 30, 19290 sanh Sand_Hill_1939_1981_, 1992-07-30, WKG , USGS , ASHTECH, 099 , LM-XII3 7A, ASH700228D, 1036, NONE, 1.4051, 1.4524, 30, 195830 sanh, 1992-11-15, CHS , USGS , ASHTECH, 1104 , LM-XII3 6M24, ASH700228D, 1068, NONE, 1.3287, 1.3767, 30, 151030 sanh, 1992-11-16, JMS , USGS , ASHTECH, 0831 , LM-XII3 6M24, ASH700228A, 1027, NONE, 1.2664, 1.3151, 30, 151030 sanh Sand_Hill_1939_1981_, 1992-11-17, GDH , USGS , ASHTECH, 762 , LM-XII3 6M24, ASH700228A, 0745, NONE, 1.2644, 1.3131, 30, 145230 sanh Sand_Hill_1939_1981_, 1992-11-18, CHS , USGS , ASHTECH, 1104 , LM-XII3 6M24, ASH700228D, 1068, NONE, 1.2754, 1.324, 30, 144230 sanh, 1993-10-05, GDH , USGS , ASHTECH, 764 , LM-XII3 7A, ASH700228A, 0598, NONE, 1.2373, 1.2863, 30, 173730 sanh, 1993-10-06, CHS , USGS , ASHTECH, 831 , LM-XII3 7A, ASH700228A, 1027, NONE, 1.3519, 1.3997, 30, 175730 sanh Sand_Hill_1939_1981_, 1993-10-07, JMS , USGS , ASHTECH, 104 , LM-XII3 7A, ASH700228D, 1068, NONE, 1.3278, 1.3758, 30, 175030 sanh Sand_Hill_1939_1981_, 1994-05-14, GDH , USGS , ASHTECH, 831 , LM-XII3 7A, ASH700228A, 1027, NONE, 1.3177, 1.3658, 30, 14530 sanh, 1994-05-15, GDH , USGS , ASHTECH, 831 , LM-XII3 7A, ASH700228A, 1027, NONE, 1.3298, 1.3778, 30, 15730 sanh, 1994-05-16, GDH , USGS , ASHTECH, 831 , LM-XII3 7A, ASH700228A, 1027, NONE, 1.3187, 1.3668, 30, 14460 sanh Sand_Hill_1939_1981_, 1995-01-05, GDH , USGS , ASHTECH, 4600 , Z-XII3 1E00, ASH700228A, 0745, NONE, 1.3016, 1.3499, 30, 18120 sanh Sand_Hill_1939_1981_, 1995-02-03, CHS , USGS , ASHTECH, O4597 , Z-XII3 1E00, ASH700228A, 0598, NONE, 1.374, 1.4216, 30, 15460 sanh Sand_Hill_1939_1981_, 1995-02-04, CHS , USGS , ASHTECH, O4597 , Z-XII3 1E00, ASH700228A, 0598, NONE, 1.3458, 1.3937, 30, 23500 sanh Sand_Hill_1939_1981_, 1995-02-05, GDH , USGS , ASHTECH, O4579 , Z-XII3 1E00, ASH700228A, 0718, NONE, 1.3117, 1.3599, 30, 154730 sanh Sand_Hill_1939_1981_, 1995-10-20, CHS , USGS , ASHTECH, 143 , Z-XII3 1F00, ASH700718B, 11401, NONE, 1.3177, 1.3658, 30, 151830 sanh Sand_Hill_1939_1981_, 1995-10-21, GDH , USGS , ASHTECH, 707 , Z-XII3 1F00, ASH700718B, 11404, NONE, 1.2926, 1.341, 30, 235330 sanh Sand_Hill_1939_1981_, 1995-11-28, CHS , USGS , ASHTECH, 143 , Z-XII3 1F00, ASH700718B, 11401, NONE, 1.35, 1.3978, 30, 16560 sanh Sand_Hill_1939_1981_, 1995-11-29, GDH , USGS , ASHTECH, O4597 , Z-XII3 1F00, ASH700228A, 0598, NONE, 1.3187, 1.3668, 30, 17280 sanh Sand_Hill_1939_1981_, 1995-11-30, JMS , USGS , ASHTECH, 4600 , Z-XII3 1F00, ASH700228D, 1036, NONE, 1.3177, 1.3658, 30, 163730 sanh Sand_Hill_1939_1981_, 1995-12-01, GDH , USGS , ASHTECH, O4597 , Z-XII3 1F00, ASH700228A, 0598, NONE, 1.2936, 1.342, 30, 15410 sanh Sand_Hill_1939_1981_, 1996-04-17, JMS , USGS , ASHTECH, 707 , Z-XII3 1F00, ASH700718B, 11404, NONE, 1.3782, 1.4258, 30, 153430 sanh Sand_Hill_1939_1981_, 1996-04-18, GDH , USGS , ASHTECH, O4597 , Z-XII3 1F00, ASH700228A, 0598, NONE, 1.2121, 1.2613, 30, 235830 sanh Sand_Hill_1939_1981_, 1996-08-30, KAS , USGS , ASHTECH, O4582 , Z-XII3 1F00, ASH700228D, 1068, NONE, 1.4468, 1.4938, 30, 7200 sanh Sand_Hill_1939_1981_, 1997-01-08, GDH , , ASHTECH, 4600 , Z-XII3 1E95, ASH700228D, 1036, NONE, 1.2352, 1.2842, 30, 164730 sanh Sand_Hill_1939_1981_, 1997-01-09, CHS , , ASHTECH, O4597 , Z-XII3 1E95, ASH700228A, 0598, NONE, 1.372, 1.4196, 30, 164030 sanh Sand_Hill_1939_1981_, 1997-01-10, JMS , , ASHTECH, O4582 , Z-XII3 1E95, ASH700228D, 1068, NONE, 1.377, 1.4246, 30, 165630 sanh Sand_Hill_1939_1981_, 1997-01-11, GDH , , ASHTECH, O4591 , Z-XII3 1E95, ASH700228D, 1036, NONE, 1.2785, 1.327, 30, 16310 sanh Sand_Hill_1939_1981_, 1997-01-12, JMS , , ASHTECH, O4582 , Z-XII3 1E95, ASH700228D, 1068, NONE, 1.373, 1.4206, 30, 16430 sanh Sand_Hill_1939_1981_, 1997-01-13, JMS , , ASHTECH, O4582 , Z-XII3 1E95, ASH700228D, 1068, NONE, 1.1718, 1.2215, 30, 17330 sanh Sand_Hill_1939_1981_, 1997-01-14, JMS , , ASHTECH, O4582 , Z-XII3 1E95, ASH700228D, 1068, NONE, 1.2986, 1.3469, 30, 16510 sanh Sand_Hill_1939_1981_, 1997-01-15, CHS , , ASHTECH, 4600 , Z-XII3 1E95, ASH700228A, 1027, NONE, 1.3609, 1.4086, 30, 16500 sanh Sand_Hill_1939_1981_, 1997-03-13, CHS , USGS , ASHTECH, O4591 , Z-XII3 1E95, ASH700228D, 1036, NONE, 1.4403, 1.4874, 30, 16480 sanh Sand_Hill_1939_1981_, 1997-03-14, JMS , USGS , ASHTECH, 4600 , Z-XII3 1E95, ASH700228A, 1026, NONE, 1.3348, 1.3828, 30, 190 sanh Sand_Hill_1939_1981_, 1998-01-27, JMS , USGS , ASHTECH, O4591 , Z-XII3 1E95, ASH700936D_M, CR14341, NONE, 1.4145, 1.4618, 30, 17430 sanh Sand_Hill_1939_1981_, 1998-01-28, GDH , USGS , ASHTECH, 4600 , Z-XII3 1E95, ASH700936D_M, CR14329, NONE, 1.2995, 1.3478, 30, 164830 sanh Sand_Hill_1939_1981_, 1998-01-29, CHS , USGS , ASHTECH, O4597 , Z-XII3 1E95, ASH700936D_M, CR14330, NONE, 1.3732, 1.4208, 30, 164230 sanh Sand_Hill_1939_1981_, 1998-01-30, GDH , USGS , ASHTECH, 4600 , Z-XII3 1E95, ASH700936D_M, CR14333, NONE, 1.2853, 1.3337, 30, 164430 sanh Sand_Hill_1939_1981_, 1998-01-31, JMS , USGS , ASHTECH, O4591 , Z-XII3 1E95, ASH700936D_M, CR14329, NONE, 1.3873, 1.4348, 30, 16350 sanh Sand_Hill_1939_1981_, 1998-02-01, CHS , USGS , ASHTECH, O4597 , Z-XII3 1E95, ASH700936D_M, CR14330, NONE, 1.3399, 1.3878, 30, 164330 sanh Sand_Hill_1939_1981_, 1998-02-02, GDH , USGS , ASHTECH, 4600 , Z-XII3 1E95, ASH700936D_M, CR14341, NONE, 1.3671, 1.4148, 30, 16530 sanh Sand_Hill_1939_1981_, 1998-02-03, JMS , USGS , ASHTECH, O4591 , Z-XII3 1E95, ASH700936D_M, CR14329, NONE, 1.3207, 1.3688, 30, 163530 sanh Sand_Hill_1939_1981_, 1998-02-04, CHS , USGS , ASHTECH, O4597 , Z-XII3 1E95, ASH700936D_M, CR14333, NONE, 1.3863, 1.4338, 30, 16430 sanh Sand_Hill_1939_1981_, 1998-04-21, GDH , USGS , ASHTECH, O4591 , Z-XII3 1E95, ASH700936D_M, CR14341, NONE, 1.2954, 1.3438, 30, 15400 sanh Sand_Hill_1939_1981_, 1998-04-22, CHS , USGS , ASHTECH, O4579 , Z-XII3 1E95, ASH700936D_M, CR14244, NONE, 1.3853, 1.4328, 30, 30 sanh Sand_Hill_1939_1981_, 1999-10-17, CHS , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 1.3459, 1.3938, 30, 154030 sanh Sand_Hill_1939_1981_, 1999-10-18, JMS , USGS , ASHTECH, lp019992803 , Z-XII3 CD00, ASH701945.02B, CR619992801, NONE, 1.4125, 1.4598, 30, 15390 sanh Sand_Hill_1939_1981_, 1999-10-19, GDH , USGS , ASHTECH, lp019992804 , Z-XII3 CD00, ASH700936D_M, CR14341, NONE, 1.2004, 1.2498, 30, 15400 sanh Sand_Hill_1939_1981_, 1999-10-20, JMS , USGS , ASHTECH, lp019992803 , Z-XII3 CD00, ASH701945.02B, CR619992801, NONE, 1.4529, 1.4998, 30, 15510 sanh Sand_Hill_1939_1981_, 1999-10-21, CHS , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 1.3903, 1.4378, 30, 153630 sanh Sand_Hill_1939_1981_, 1999-10-23, GDH , USGS , ASHTECH, 4600 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.4884, 0.5565, 30, 30 sanh Sand_Hill_1939_1981_, 1999-10-24, GDH , USGS , ASHTECH, 4600 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.4884, 0.5565, 30, 30 sanh Sand_Hill_1939_1981_, 1999-10-25, GDH , USGS , ASHTECH, 4600 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.4884, 0.5565, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-03, GDH , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 18430 sanh Sand_Hill_1939_1981_, 1999-11-04, GDH , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-05, GDH , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-06, GDH , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-07, GDH , USGS , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-08, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-09, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-10, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-11, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-12, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-13, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-14, JMS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5318, 0.5975, 30, 30 sanh Sand_Hill_1939_1981_, 1999-11-17, CHS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5329, 0.5986, 30, 10 sanh Sand_Hill_1939_1981_, 1999-11-18, CHS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5329, 0.5986, 30, 10 sanh Sand_Hill_1939_1981_, 1999-11-19, CHS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5329, 0.5986, 30, 10 sanh Sand_Hill_1939_1981_, 1999-11-20, CHS , , ASHTECH, O4591 , Z-XII3 CC00, ASH701945.02B, CR619992805, NONE, 0.5329, 0.5986, 30, 10 sanh Sand_Hill_1939_1981_, 1999-12-15, GDH , USGS , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993702, NONE, 0.5318, 0.5975, 30, 10 sanh Sand_Hill_1939_1981_, 1999-12-16, GDH , USGS , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993702, NONE, 0.5318, 0.5975, 30, 10 sanh Sand_Hill_1939_1981_, 1999-12-17, GDH , USGS , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993702, NONE, 0.5318, 0.5975, 30, 10 sanh Sand_Hill_1939_1981_, 1999-12-18, GDH , USGS , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993702, NONE, 0.5318, 0.5975, 30, 10 sanh Sand_Hill_1939_1981_, 2000-01-20, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14330, NONE, 0.5329, 0.5986, 30, 30 sanh Sand_Hill_1939_1981_, 2000-01-21, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14330, NONE, 0.5329, 0.5986, 30, 30 sanh Sand_Hill_1939_1981_, 2000-01-22, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14330, NONE, 0.5329, 0.5986, 30, 30 sanh Sand_Hill_1939_1981_, 2000-01-23, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14330, NONE, 0.5329, 0.5986, 30, 30 sanh Sand_Hill_1939_1981_, 2000-02-25, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14341, NONE, 0.4905, 0.5585, 30, 30 sanh Sand_Hill_1939_1981_, 2000-02-26, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14341, NONE, 0.4905, 0.5585, 30, 30 sanh Sand_Hill_1939_1981_, 2000-02-27, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14341, NONE, 0.4905, 0.5585, 30, 30 sanh Sand_Hill_1939_1981_, 2000-02-28, GDH , , ASHTECH, O4597 , Z-XII3 CC00, ASH700936D_M, CR14341, NONE, 0.4905, 0.5585, 30, 30 sanh Sand_Hill_1939_1981_, 2000-05-02, GDH , , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993705, NONE, 0.5202, 0.5866, 30, 154930 sanh Sand_Hill_1939_1981_, 2000-05-03, GDH , , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993705, NONE, 0.5202, 0.5866, 30, 10 sanh Sand_Hill_1939_1981_, 2000-05-04, GDH , , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993705, NONE, 0.5202, 0.5866, 30, 130 sanh Sand_Hill_1939_1981_, 2000-05-05, GDH , , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993705, NONE, 0.5202, 0.5866, 30, 10 sanh Sand_Hill_1939_1981_, 2000-05-06, GDH , , ASHTECH, O4579 , Z-XII3 CC00, ASH701945B_M, CR519993705, NONE, 0.5202, 0.5866, 30, 10 sanh Sand_Hill_1939_1981_, 2000-11-01, GDH , , ASHTECH, lp019992805 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.6021, 0.6646, 30, 30 sanh Sand_Hill_1939_1981_, 2000-11-02, GDH , , ASHTECH, lp019992805 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.6021, 0.6646, 30, 30 sanh Sand_Hill_1939_1981_, 2000-11-03, GDH , , ASHTECH, lp019992805 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.6021, 0.6646, 30, 10 sanh Sand_Hill_1939_1981_, 2000-11-04, GDH , , ASHTECH, lp019992805 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.6021, 0.6646, 30, 30 sanh Sand_Hill_1939_1981_, 2001-04-22, GDH , , ASHTECH, LP03360 , Z-XII3 CC00, ASH700936D_M, CR14333, NONE, 0.5065, 0.5736, 30, 10 sanh Sand_Hill_1939_1981_, 2001-04-23, GDH , , ASHTECH, LP03360 , Z-XII3 CC00, ASH700936D_M, CR14333, NONE, 0.5065, 0.5736, 30, 10 sanh Sand_Hill_1939_1981_, 2001-04-24, GDH , , ASHTECH, LP03360 , Z-XII3 CC00, ASH700936D_M, CR14333, NONE, 0.5065, 0.5736, 30, 10 sanh Sand_Hill_1939_1981_, 2002-01-25, GDH , , ASHTECH, lp019992803 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.5371, 0.6025, 30, 130 sanh Sand_Hill_1939_1981_, 2002-01-26, GDH , USGS , ASHTECH, LP019992803 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.5374, 0.6029, 30, 10 sanh Sand_Hill_1939_1981_, 2002-01-27, GDH , , ASHTECH, lp019992803 , Z-XII3 CD00, ASH700936D_M, CR14329, NONE, 0.5371, 0.6025, 30, 130 sanh Sand_Hill_1939_1981_, 2003-02-26, JLS , USGS , ASHTECH, 04597 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.5173, 0.5838, 30, 10 sanh Sand_Hill_1939_1981_, 2003-02-27, JLS , USGS , ASHTECH, 04597 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.5173, 0.5838, 30, 10 sanh Sand_Hill_1939_1981_, 2003-02-28, JLS , USGS , ASHTECH, 04597 , Z-XII3 CC00, ASH701945B_M, CR519993703, NONE, 0.5173, 0.5838, 30, 10 sanh Sand_Hill_1939_1981_, 2004-04-21, GDH , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945B_M, CR519993702, NONE, 0.6367, 0.6978, 30, 30 sanh Sand_Hill_1939_1981_, 2004-04-22, GDH , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945B_M, CR519993702, NONE, 0.6367, 0.6978, 30, 30 sanh Sand_Hill_1939_1981_, 2004-04-23, GDH , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945B_M, CR519993702, NONE, 0.6367, 0.6978, 30, 30 sanh Sand_Hill_1939_1981_, 2006-03-15, JMS , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945E_M, CR520031626, NONE, 0.5836, 0.6469, 30, 30 sanh Sand_Hill_1939_1981_, 2006-03-16, JMS , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945E_M, CR520031626, NONE, 0.5836, 0.6469, 30, 30 sanh Sand_Hill_1939_1981_, 2006-03-17, JMS , USGS , ASHTECH, LP019992809 , Z-XII3 CD00, ASH701945E_M, CR520031626, NONE, 0.5836, 0.6469, 30, 30 sanh Sand_Hill_1939_1981_, 2015-02-19, JMS , USGS , ASHTECH, ZE1200526028 , Z-X ZE210, ASH700936D_M, CR14244, NONE, 0.7884, 0.8448, 15, 0 sanh Sand_Hill_1939_1981_, 2015-02-20, JMS , USGS , ASHTECH, ZE1200526028 , Z-X ZE210, ASH700936D_M, CR14244, NONE, 0.7884, 0.8448, 15, 0 sanh Sand_Hill_1939_1981_, 2015-02-21, JMS , USGS , ASHTECH, ZE1200526028 , Z-X ZE210, ASH700936D_M, CR14244, NONE, 0.7884, 0.8448, 15, 0