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: 72.80 Site Name: Cerro del Taro, Chile Site ID: G0M No. of Ancillary Data Records: 18 GMT Roll Angle 1994/277:21:11:56.0 206.05 1994/277:21:12:02.9 206.06 1994/277:21:12:09.7 206.08 1994/277:21:12:16.6 206.09 1994/277:21:12:23.5 206.09 1994/277:21:12:30.4 206.07 1994/277:21:12:37.2 206.07 1994/277:21:12:44.1 206.04 1994/277:21:12:51.0 206.05 1994/277:21:12:57.9 206.05 1994/277:21:13:04.7 206.05 1994/277:21:13:11.6 206.03 1994/277:21:13:18.5 206.04 1994/277:21:13:25.4 206.05 1994/277:21:13:32.2 206.03 1994/277:21:13:39.1 206.06 1994/277:21:13:46.0 206.07 1994/277:21:13:52.9 206.08