ROLL.TXT: ROLL ANGLE ANCILLARY DATA FILE 

This file contains roll angle estimates history as derived from SIR-C 
null tracking algorithms developed by J. C. Curlander, et al. 
GMT is expressed as (YYYY/ddd:hh:mm:ss.s). 
Roll angles are expressed in degrees. 
         1         2         3         4         5         6         7 
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Data Take ID:                      175.31
Site Name:                         Hotien Northwest, China        
Site ID:                           G21
No. of Ancillary Data Records:     45

       GMT          Roll Angle

1994/110:04:51:47.0    26.08
1994/110:04:51:53.9    26.09
1994/110:04:52:00.7    26.07
1994/110:04:52:07.6    26.06
1994/110:04:52:14.5    26.05
1994/110:04:52:21.3    26.05
1994/110:04:52:28.2    26.05
1994/110:04:52:35.1    26.04
1994/110:04:52:41.9    26.05
1994/110:04:52:48.8    26.05
1994/110:04:52:55.7    26.05
1994/110:04:53:02.6    26.06
1994/110:04:53:09.4    26.09
1994/110:04:53:16.3    26.09
1994/110:04:53:23.2    26.06
1994/110:04:53:30.0    26.03
1994/110:04:53:36.9    26.01
1994/110:04:53:43.8    25.99
1994/110:04:53:50.6    25.97
1994/110:04:53:57.5    25.95
1994/110:04:54:04.4    25.94
1994/110:04:54:11.3    25.91
1994/110:04:54:18.1    25.90
1994/110:04:54:25.0    25.91
1994/110:04:54:31.9    25.92
1994/110:04:54:38.7    25.92
1994/110:04:54:45.6    25.93
1994/110:04:54:52.5    25.94
1994/110:04:54:59.3    25.96
1994/110:04:55:06.2    25.98
1994/110:04:55:13.1    26.01
1994/110:04:55:20.0    26.03
1994/110:04:55:26.8    26.06
1994/110:04:55:33.7    26.09
1994/110:04:55:40.6    26.10
1994/110:04:55:47.4    26.09
1994/110:04:55:54.3    26.08
1994/110:04:56:01.2    26.05
1994/110:04:56:08.0    26.02
1994/110:04:56:14.9    26.00
1994/110:04:56:21.8    25.97
1994/110:04:56:28.7    25.94
1994/110:04:56:35.5    25.94
1994/110:04:56:42.4    25.92
1994/110:04:56:49.3    25.93