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 
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Data Take ID:                      8.50
Site Name:                         Galapagos Islands              
Site ID:                           GS1
No. of Ancillary Data Records:     18

       GMT          Roll Angle

1994/273:22:18:00.0    26.06
1994/273:22:18:06.8    26.08
1994/273:22:18:13.7    26.08
1994/273:22:18:20.6    26.07
1994/273:22:18:27.4    26.10
1994/273:22:18:34.3    26.11
1994/273:22:18:41.2    26.10
1994/273:22:18:48.1    26.09
1994/273:22:18:54.9    26.10
1994/273:22:19:01.8    26.09
1994/273:22:19:08.7    26.09
1994/273:22:19:15.5    26.09
1994/273:22:19:22.4    26.10
1994/273:22:19:29.3    26.09
1994/273:22:19:36.1    26.08
1994/273:22:19:43.0    26.05
1994/273:22:19:49.9    26.07
1994/273:22:19:56.7    26.10