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:                      77.10
Site Name:                         Ouango, West Africa            
Site ID:                           E41
No. of Ancillary Data Records:     25

       GMT          Roll Angle

1994/278:03:44:57.0    26.08
1994/278:03:45:03.8    26.09
1994/278:03:45:10.7    26.08
1994/278:03:45:17.5    26.07
1994/278:03:45:24.4    26.06
1994/278:03:45:31.3    26.06
1994/278:03:45:38.1    26.06
1994/278:03:45:45.0    26.06
1994/278:03:45:51.8    26.06
1994/278:03:45:58.7    26.06
1994/278:03:46:05.6    26.08
1994/278:03:46:12.4    26.09
1994/278:03:46:19.3    26.10
1994/278:03:46:26.1    26.08
1994/278:03:46:33.0    26.06
1994/278:03:46:39.8    26.06
1994/278:03:46:46.7    26.06
1994/278:03:46:53.6    26.05
1994/278:03:47:00.4    26.04
1994/278:03:47:07.3    26.04
1994/278:03:47:14.1    26.03
1994/278:03:47:21.0    26.02
1994/278:03:47:27.9    26.03
1994/278:03:47:34.7    26.04
1994/278:03:47:41.6    26.05