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:                      10.40
Site Name:                         SW Kalahari Botswana           
Site ID:                           G25
No. of Ancillary Data Records:     75

       GMT          Roll Angle

1994/274:01:49:59.0    25.95
1994/274:01:50:05.8    25.96
1994/274:01:50:12.7    25.95
1994/274:01:50:19.6    25.94
1994/274:01:50:26.5    25.94
1994/274:01:50:33.3    25.94
1994/274:01:50:40.2    25.94
1994/274:01:50:47.1    25.97
1994/274:01:50:54.0    25.97
1994/274:01:51:00.8    25.98
1994/274:01:51:07.7    26.00
1994/274:01:51:14.6    26.02
1994/274:01:51:21.5    26.04
1994/274:01:51:28.3    26.07
1994/274:01:51:35.2    26.07
1994/274:01:51:42.1    26.06
1994/274:01:51:49.0    26.04
1994/274:01:51:55.8    26.03
1994/274:01:52:02.7    26.02
1994/274:01:52:09.6    26.02
1994/274:01:52:16.5    26.02
1994/274:01:52:23.3    26.03
1994/274:01:52:30.2    26.04
1994/274:01:52:37.1    26.04
1994/274:01:52:44.0    26.06
1994/274:01:52:50.8    26.05
1994/274:01:52:57.7    26.04
1994/274:01:53:04.6    26.01
1994/274:01:53:11.4    25.99
1994/274:01:53:18.3    25.99
1994/274:01:53:25.2    25.97
1994/274:01:53:32.1    25.96
1994/274:01:53:38.9    25.96
1994/274:01:53:45.8    25.96
1994/274:01:53:52.7    25.96
1994/274:01:53:59.6    25.96
1994/274:01:54:06.4    25.96
1994/274:01:54:13.3    25.96
1994/274:01:54:20.2    25.98
1994/274:01:54:27.1    25.99
1994/274:01:54:33.9    26.01
1994/274:01:54:40.8    26.02
1994/274:01:54:47.7    26.04
1994/274:01:54:54.6    26.06
1994/274:01:55:01.4    26.08
1994/274:01:55:08.3    26.05
1994/274:01:55:15.2    26.03
1994/274:01:55:22.1    25.99
1994/274:01:55:28.9    25.97
1994/274:01:55:35.8    25.95
1994/274:01:55:42.7    25.94
1994/274:01:55:49.6    25.92
1994/274:01:55:56.4    25.92
1994/274:01:56:03.3    25.92
1994/274:01:56:10.2    25.91
1994/274:01:56:17.0    25.92
1994/274:01:56:23.9    25.93
1994/274:01:56:30.8    25.95
1994/274:01:56:37.7    25.94
1994/274:01:56:44.5    25.93
1994/274:01:56:51.4    25.94
1994/274:01:56:58.3    25.93
1994/274:01:57:05.2    25.93
1994/274:01:57:12.0    25.94
1994/274:01:57:18.9    25.95
1994/274:01:57:25.8    25.96
1994/274:01:57:32.7    25.97
1994/274:01:57:39.5    25.99
1994/274:01:57:46.4    26.01
1994/274:01:57:53.3    26.04
1994/274:01:58:00.2    26.05
1994/274:01:58:07.0    26.06
1994/274:01:58:13.9    26.11
1994/274:01:58:20.8    26.10
1994/274:01:58:27.7    26.11