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:                      65.21
Site Name:                         Mahantango A0, Pennsylvania    
Site ID:                           HB0
No. of Ancillary Data Records:     17

       GMT          Roll Angle

1994/103:09:57:25.0    206.16
1994/103:09:57:31.9    206.15
1994/103:09:57:38.7    206.14
1994/103:09:57:45.6    206.13
1994/103:09:57:52.5    206.13
1994/103:09:57:59.4    206.13
1994/103:09:58:06.3    206.14
1994/103:09:58:13.2    206.14
1994/103:09:58:20.0    206.15
1994/103:09:58:26.9    206.16
1994/103:09:58:33.8    206.18
1994/103:09:58:40.7    206.18
1994/103:09:58:47.6    206.15
1994/103:09:58:54.4    206.14
1994/103:09:59:01.3    206.13
1994/103:09:59:08.2    206.13
1994/103:09:59:15.1    206.12