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:                      42.50
Site Name:                         SW Kalahari Botswana           
Site ID:                           G25
No. of Ancillary Data Records:     62

       GMT          Roll Angle

1994/276:01:15:11.0    26.01
1994/276:01:15:17.9    26.01
1994/276:01:15:24.7    26.02
1994/276:01:15:31.6    26.02
1994/276:01:15:38.5    26.02
1994/276:01:15:45.4    26.04
1994/276:01:15:52.2    26.04
1994/276:01:15:59.1    26.06
1994/276:01:16:06.0    26.07
1994/276:01:16:12.9    26.07
1994/276:01:16:19.7    26.06
1994/276:01:16:26.6    26.05
1994/276:01:16:33.5    26.06
1994/276:01:16:40.4    26.06
1994/276:01:16:47.2    26.05
1994/276:01:16:54.1    26.03
1994/276:01:17:01.0    26.03
1994/276:01:17:07.9    26.02
1994/276:01:17:14.7    26.02
1994/276:01:17:21.6    26.02
1994/276:01:17:28.5    26.02
1994/276:01:17:35.4    26.02
1994/276:01:17:42.2    26.02
1994/276:01:17:49.1    26.02
1994/276:01:17:56.0    26.03
1994/276:01:18:02.9    26.03
1994/276:01:18:09.7    26.00
1994/276:01:18:16.6    25.99
1994/276:01:18:23.5    25.97
1994/276:01:18:30.4    25.95
1994/276:01:18:37.2    25.94
1994/276:01:18:44.1    25.92
1994/276:01:18:51.0    25.92
1994/276:01:18:57.9    25.92
1994/276:01:19:04.7    25.92
1994/276:01:19:11.6    25.92
1994/276:01:19:18.5    25.93
1994/276:01:19:25.4    25.93
1994/276:01:19:32.2    25.95
1994/276:01:19:39.1    25.95
1994/276:01:19:46.0    25.98
1994/276:01:19:52.9    26.00
1994/276:01:19:59.7    26.01
1994/276:01:20:06.6    26.03
1994/276:01:20:13.5    26.06
1994/276:01:20:20.4    26.09
1994/276:01:20:27.2    26.09
1994/276:01:20:34.1    26.09
1994/276:01:20:41.0    26.08
1994/276:01:20:47.9    26.06
1994/276:01:20:54.7    26.04
1994/276:01:21:01.6    26.04
1994/276:01:21:08.5    26.03
1994/276:01:21:15.4    26.01
1994/276:01:21:22.2    26.00
1994/276:01:21:29.1    26.00
1994/276:01:21:36.0    25.99
1994/276:01:21:42.9    26.00
1994/276:01:21:49.7    26.00
1994/276:01:21:56.6    26.01
1994/276:01:22:03.5    26.02
1994/276:01:22:10.4    26.03