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 
1234567890123456789012345678901234567890123456789012345678901234567890123456


Data Take ID:                      116.40
Site Name:                         Labrador Sea A0                
Site ID:                           NBF
No. of Ancillary Data Records:     27

       GMT          Roll Angle

1994/280:13:51:29.0    25.97
1994/280:13:51:35.9    25.94
1994/280:13:51:42.8    25.94
1994/280:13:51:49.6    25.94
1994/280:13:51:56.5    25.91
1994/280:13:52:03.4    25.92
1994/280:13:52:10.3    25.90
1994/280:13:52:17.2    25.89
1994/280:13:52:24.1    25.89
1994/280:13:52:31.0    25.89
1994/280:13:52:37.9    25.89
1994/280:13:52:44.7    25.89
1994/280:13:52:51.6    25.89
1994/280:13:52:58.5    25.90
1994/280:13:53:05.4    25.92
1994/280:13:53:12.3    25.94
1994/280:13:53:19.2    25.94
1994/280:13:53:26.1    25.95
1994/280:13:53:33.0    25.97
1994/280:13:53:39.9    25.99
1994/280:13:53:46.7    26.01
1994/280:13:53:53.6    26.03
1994/280:13:54:00.5    26.05
1994/280:13:54:07.4    26.03
1994/280:13:54:14.3    26.01
1994/280:13:54:21.2    25.99
1994/280:13:54:28.1    25.98