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:                      142.20
Site Name:                         Pinatubo, Philippines          
Site ID:                           G98
No. of Ancillary Data Records:     36

       GMT          Roll Angle

1994/108:04:15:29.0    25.98
1994/108:04:15:35.9    25.98
1994/108:04:15:42.7    26.00
1994/108:04:15:49.6    26.01
1994/108:04:15:56.4    26.02
1994/108:04:16:03.3    26.04
1994/108:04:16:10.2    26.02
1994/108:04:16:17.0    25.99
1994/108:04:16:23.9    25.96
1994/108:04:16:30.8    25.93
1994/108:04:16:37.6    25.90
1994/108:04:16:44.5    25.90
1994/108:04:16:51.4    25.90
1994/108:04:16:58.2    25.91
1994/108:04:17:05.1    25.92
1994/108:04:17:12.0    25.92
1994/108:04:17:18.8    25.94
1994/108:04:17:25.7    25.96
1994/108:04:17:32.6    25.97
1994/108:04:17:39.4    25.99
1994/108:04:17:46.3    26.01
1994/108:04:17:53.2    26.04
1994/108:04:18:00.0    26.06
1994/108:04:18:06.9    26.09
1994/108:04:18:13.7    26.09
1994/108:04:18:20.6    26.08
1994/108:04:18:27.5    26.06
1994/108:04:18:34.3    26.05
1994/108:04:18:41.2    26.04
1994/108:04:18:48.1    26.05
1994/108:04:18:54.9    26.05
1994/108:04:19:01.8    26.04
1994/108:04:19:08.7    26.05
1994/108:04:19:15.5    26.06
1994/108:04:19:22.4    26.07
1994/108:04:19:29.3    26.08