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:                      81.90
Site Name:                         Equatorial Pacific Survey      
Site ID:                           NX8
No. of Ancillary Data Records:     53

       GMT          Roll Angle

1994/278:11:04:24.0    26.07
1994/278:11:04:30.8    26.07
1994/278:11:04:37.7    26.09
1994/278:11:04:44.5    26.08
1994/278:11:04:51.4    26.06
1994/278:11:04:58.3    26.04
1994/278:11:05:05.1    26.04
1994/278:11:05:12.0    26.02
1994/278:11:05:18.8    26.03
1994/278:11:05:25.7    26.01
1994/278:11:05:32.5    26.02
1994/278:11:05:39.4    26.01
1994/278:11:05:46.3    26.00
1994/278:11:05:53.1    26.03
1994/278:11:06:00.0    26.04
1994/278:11:06:06.8    26.05
1994/278:11:06:13.7    26.06
1994/278:11:06:20.5    26.08
1994/278:11:06:27.4    26.09
1994/278:11:06:34.3    26.08
1994/278:11:06:41.1    26.08
1994/278:11:06:48.0    26.06
1994/278:11:06:54.8    26.07
1994/278:11:07:01.7    26.06
1994/278:11:07:08.5    26.07
1994/278:11:07:15.4    26.08
1994/278:11:07:22.3    26.08
1994/278:11:07:29.1    26.08
1994/278:11:07:36.0    26.10
1994/278:11:07:42.8    26.09
1994/278:11:07:49.7    26.07
1994/278:11:07:56.5    26.05
1994/278:11:08:03.4    26.03
1994/278:11:08:10.3    26.02
1994/278:11:08:17.1    26.00
1994/278:11:08:24.0    25.98
1994/278:11:08:30.8    25.98
1994/278:11:08:37.7    25.97
1994/278:11:08:44.5    25.97
1994/278:11:08:51.4    25.97
1994/278:11:08:58.3    25.96
1994/278:11:09:05.1    25.96
1994/278:11:09:12.0    25.97
1994/278:11:09:18.8    25.99
1994/278:11:09:25.7    25.99
1994/278:11:09:32.5    26.01
1994/278:11:09:39.4    26.02
1994/278:11:09:46.3    26.03
1994/278:11:09:53.1    26.05
1994/278:11:10:00.0    26.08
1994/278:11:10:06.8    26.10
1994/278:11:10:13.7    26.11
1994/278:11:10:20.5    26.12