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:                      19.40
Site Name:                         Str of Gibraltar               
Site ID:                           N54
No. of Ancillary Data Records:     14

       GMT          Roll Angle

1994/100:14:13:14.0    26.00
         0.0000000
    1994.00
         26.0011520    0.00
1994/100:14:13:27.8    26.00
         0.0000000
    1994.00
         26.0009727    0.00
1994/100:14:13:41.6    26.01
         0.0000000
    1994.00
         26.0190811    0.00
1994/100:14:13:55.4    26.03
         0.0000000
    1994.00
         26.0540581    0.00
1994/100:14:14:09.1    26.06
         0.0000000
    1994.00
         26.0311737    0.00
1994/100:14:14:22.9    26.01
         0.0000000
    1994.00
         25.9926224    0.00
1994/100:14:14:36.7    26.00
         0.0000000
    1994.00
         25.9799500    0.00