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:                      24.70
Site Name:                         Galapagos Islands              
Site ID:                           GS1
No. of Ancillary Data Records:     18

       GMT          Roll Angle

1994/100:21:48:39.0    26.04
1994/100:21:48:45.9    26.05
1994/100:21:48:52.7    26.05
1994/100:21:48:59.6    26.07
1994/100:21:49:06.5    26.07
1994/100:21:49:13.4    26.10
1994/100:21:49:20.3    26.08
1994/100:21:49:27.1    26.05
1994/100:21:49:34.0    26.03
1994/100:21:49:40.9    26.02
1994/100:21:49:47.8    26.02
1994/100:21:49:54.7    26.03
1994/100:21:50:01.5    26.05
1994/100:21:50:08.4    26.05
1994/100:21:50:15.3    26.05
1994/100:21:50:22.2    26.06
1994/100:21:50:29.1    26.08
1994/100:21:50:35.9    26.08