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: 143.50 Site Name: Merapi, Indonesia Site ID: G1M No. of Ancillary Data Records: 18 GMT Roll Angle 1994/282:06:01:09.0 25.94 1994/282:06:01:15.8 25.93 1994/282:06:01:22.7 25.93 1994/282:06:01:29.5 25.91 1994/282:06:01:36.4 25.90 1994/282:06:01:43.2 25.91 1994/282:06:01:50.1 25.92 1994/282:06:01:56.9 25.93 1994/282:06:02:03.8 25.94 1994/282:06:02:10.6 25.95 1994/282:06:02:17.4 25.97 1994/282:06:02:24.3 25.99 1994/282:06:02:31.1 26.00 1994/282:06:02:38.0 26.03 1994/282:06:02:44.8 26.05 1994/282:06:02:51.7 26.07 1994/282:06:02:58.5 26.10 1994/282:06:03:05.4 26.10