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. 
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Data Take ID:                      88.60
Site Name:                         Galapagos Islands              
Site ID:                           GS1
No. of Ancillary Data Records:     18

       GMT          Roll Angle

1994/278:20:43:35.0    205.77
1994/278:20:43:41.8    205.85
1994/278:20:43:48.7    205.98
1994/278:20:43:55.6    206.08
1994/278:20:44:02.4    206.21
1994/278:20:44:09.3    206.34
1994/278:20:44:16.2    206.45
1994/278:20:44:23.0    206.60
1994/278:20:44:29.9    206.71
1994/278:20:44:36.8    206.85
1994/278:20:44:43.6    206.88
1994/278:20:44:50.5    206.77
1994/278:20:44:57.4    206.66
1994/278:20:45:04.2    206.59
1994/278:20:45:11.1    206.48
1994/278:20:45:18.0    206.40
1994/278:20:45:24.8    206.38
1994/278:20:45:31.7    206.38