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:                      23.60
Site Name:                         Weddell Sea                    
Site ID:                           N59
No. of Ancillary Data Records:     44

       GMT          Roll Angle

1994/274:20:51:43.0    26.13
1994/274:20:51:49.9    26.13
1994/274:20:51:56.8    26.10
1994/274:20:52:03.7    26.10
1994/274:20:52:10.6    26.07
1994/274:20:52:17.5    26.07
1994/274:20:52:24.3    26.06
1994/274:20:52:31.2    26.06
1994/274:20:52:38.1    26.05
1994/274:20:52:45.0    26.05
1994/274:20:52:51.9    26.06
1994/274:20:52:58.8    26.07
1994/274:20:53:05.7    26.09
1994/274:20:53:12.6    26.11
1994/274:20:53:19.5    26.15
1994/274:20:53:26.4    26.19
1994/274:20:53:33.3    26.24
1994/274:20:53:40.2    26.30
1994/274:20:53:47.1    26.37
1994/274:20:53:54.0    26.44
1994/274:20:54:00.9    26.52
1994/274:20:54:07.8    26.61
1994/274:20:54:14.7    26.71
1994/274:20:54:21.6    26.81
1994/274:20:54:28.5    26.92
1994/274:20:54:35.4    27.04
1994/274:20:54:42.3    27.17
1994/274:20:54:49.1    27.30
1994/274:20:54:56.0    27.44
1994/274:20:55:02.9    27.59
1994/274:20:55:09.8    27.74
1994/274:20:55:16.7    27.90
1994/274:20:55:23.6    28.06
1994/274:20:55:30.5    28.24
1994/274:20:55:37.4    28.41
1994/274:20:55:44.3    28.60
1994/274:20:55:51.2    28.79
1994/274:20:55:58.1    28.99
1994/274:20:56:05.0    29.19
1994/274:20:56:11.9    29.39
1994/274:20:56:18.8    29.61
1994/274:20:56:25.7    29.82
1994/274:20:56:32.6    30.05
1994/274:20:56:39.5    30.27