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

1994/102:01:04:22.0    25.98
1994/102:01:04:28.9    26.00
1994/102:01:04:35.7    26.00
1994/102:01:04:42.6    26.01
1994/102:01:04:49.5    26.03
1994/102:01:04:56.3    26.05
1994/102:01:05:03.2    26.06
1994/102:01:05:10.1    26.08
1994/102:01:05:17.0    26.07
1994/102:01:05:23.8    26.06
1994/102:01:05:30.7    26.06
1994/102:01:05:37.6    26.05
1994/102:01:05:44.4    26.05
1994/102:01:05:51.3    26.05
1994/102:01:05:58.2    26.03
1994/102:01:06:05.1    26.01
1994/102:01:06:11.9    25.99
1994/102:01:06:18.8    25.98
1994/102:01:06:25.7    25.97
1994/102:01:06:32.5    25.96
1994/102:01:06:39.4    25.95
1994/102:01:06:46.3    25.96
1994/102:01:06:53.2    25.95
1994/102:01:07:00.0    25.96
1994/102:01:07:06.9    25.97
1994/102:01:07:13.8    25.97
1994/102:01:07:20.6    25.99
1994/102:01:07:27.5    26.00
1994/102:01:07:34.4    26.02
1994/102:01:07:41.3    26.03
1994/102:01:07:48.1    26.05
1994/102:01:07:55.0    26.08
1994/102:01:08:01.9    26.09
1994/102:01:08:08.7    26.07
1994/102:01:08:15.6    26.06
1994/102:01:08:22.5    26.06
1994/102:01:08:29.4    26.06
1994/102:01:08:36.2    26.06
1994/102:01:08:43.1    26.06
1994/102:01:08:50.0    26.07
1994/102:01:08:56.9    26.07
1994/102:01:09:03.7    26.09
1994/102:01:09:10.6    26.09
1994/102:01:09:17.5    26.08
1994/102:01:09:24.3    26.06
1994/102:01:09:31.2    26.05
1994/102:01:09:38.1    26.04
1994/102:01:09:45.0    26.03
1994/102:01:09:51.8    26.03
1994/102:01:09:58.7    26.03
1994/102:01:10:05.6    26.03
1994/102:01:10:12.4    26.03
1994/102:01:10:19.3    26.05
1994/102:01:10:26.2    26.05
1994/102:01:10:33.1    26.06
1994/102:01:10:39.9    26.09
1994/102:01:10:46.8    26.09
1994/102:01:10:53.7    26.07
1994/102:01:11:00.5    26.04
1994/102:01:11:07.4    26.03
1994/102:01:11:14.3    26.01
1994/102:01:11:21.2    26.00