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 1234567890123456789012345678901234567890123456789012345678901234567890123456 Data Take ID: 135.41 Site Name: Gulf of Mexico 0 Site ID: N06 No. of Ancillary Data Records: 9 GMT Roll Angle 1994/107:17:53:20.0 25.98 1994/107:17:53:26.9 25.99 1994/107:17:53:33.7 26.00 1994/107:17:53:40.6 26.02 1994/107:17:53:47.5 26.04 1994/107:17:53:54.3 26.03 1994/107:17:54:01.2 26.00 1994/107:17:54:08.1 25.97 1994/107:17:54:14.9 25.96