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:                      71.20
Site Name:                         Bighorn Basin, Wyoming         
Site ID:                           G04
No. of Ancillary Data Records:     27

       GMT          Roll Angle

1994/277:19:18:30.0    26.00
1994/277:19:18:36.9    26.00
1994/277:19:18:43.7    26.02
1994/277:19:18:50.6    26.03
1994/277:19:18:57.5    26.04
1994/277:19:19:04.4    26.05
1994/277:19:19:11.3    26.08
1994/277:19:19:18.2    26.10
1994/277:19:19:25.0    26.12
1994/277:19:19:31.9    26.12
1994/277:19:19:38.8    26.09
1994/277:19:19:45.7    26.08
1994/277:19:19:52.6    26.08
1994/277:19:19:59.5    26.06
1994/277:19:20:06.3    26.06
1994/277:19:20:13.2    26.04
1994/277:19:20:20.1    26.04
1994/277:19:20:27.0    26.05
1994/277:19:20:33.9    26.05
1994/277:19:20:40.8    26.06
1994/277:19:20:47.7    26.06
1994/277:19:20:54.5    26.06
1994/277:19:21:01.4    26.08
1994/277:19:21:08.3    26.08
1994/277:19:21:15.2    26.09
1994/277:19:21:22.1    26.10
1994/277:19:21:29.0    26.12