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:                      135.30
Site Name:                         20 MHz D/L over N. America     
Site ID:                           GF8
No. of Ancillary Data Records:     46

       GMT          Roll Angle

1994/281:18:00:00.0    205.99
1994/281:18:00:06.8    205.99
1994/281:18:00:13.7    205.97
1994/281:18:00:20.5    205.96
1994/281:18:00:27.4    205.96
1994/281:18:00:34.3    205.95
1994/281:18:00:41.1    205.95
1994/281:18:00:48.0    205.96
1994/281:18:00:54.8    205.96
1994/281:18:01:01.7    205.97
1994/281:18:01:08.5    205.98
1994/281:18:01:15.4    205.99
1994/281:18:01:22.3    206.01
1994/281:18:01:29.1    206.03
1994/281:18:01:36.0    206.02
1994/281:18:01:42.8    206.05
1994/281:18:01:49.7    206.05
1994/281:18:01:56.5    206.06
1994/281:18:02:03.4    206.04
1994/281:18:02:10.2    206.03
1994/281:18:02:17.1    206.03
1994/281:18:02:24.0    206.02
1994/281:18:02:30.8    206.02
1994/281:18:02:37.7    206.03
1994/281:18:02:44.5    206.03
1994/281:18:02:51.4    206.04
1994/281:18:02:58.2    206.04
1994/281:18:03:05.1    206.02
1994/281:18:03:12.0    206.01
1994/281:18:03:18.8    206.00
1994/281:18:03:25.7    206.01
1994/281:18:03:32.5    206.01
1994/281:18:03:39.4    205.99
1994/281:18:03:46.2    206.00
1994/281:18:03:53.1    206.01
1994/281:18:04:00.0    206.02
1994/281:18:04:06.8    206.03
1994/281:18:04:13.7    206.04
1994/281:18:04:20.5    206.02
1994/281:18:04:27.4    206.01
1994/281:18:04:34.2    206.00
1994/281:18:04:41.1    205.98
1994/281:18:04:47.9    205.99
1994/281:18:04:54.8    205.97
1994/281:18:05:01.7    205.97
1994/281:18:05:08.5    205.97