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:                      167.32
Site Name:                         Chickasha, Oklahoma            
Site ID:                           HS2
No. of Ancillary Data Records:     19

       GMT          Roll Angle

1994/283:17:13:40.0    26.03
1994/283:17:13:46.8    26.02
1994/283:17:13:53.7    26.04
1994/283:17:14:00.6    26.01
1994/283:17:14:07.4    26.00
1994/283:17:14:14.3    25.98
1994/283:17:14:21.1    25.97
1994/283:17:14:28.0    25.96
1994/283:17:14:34.9    25.97
1994/283:17:14:41.7    25.96
1994/283:17:14:48.6    25.95
1994/283:17:14:55.4    25.96
1994/283:17:15:02.3    25.98
1994/283:17:15:09.2    25.97
1994/283:17:15:16.0    26.00
1994/283:17:15:22.9    26.00
1994/283:17:15:29.7    26.02
1994/283:17:15:36.6    26.02
1994/283:17:15:43.5    26.03