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: 49.32 Site Name: Howland, Maine Site ID: EB1 No. of Ancillary Data Records: 15 GMT Roll Angle 1994/276:10:29:49.0 206.04 1994/276:10:29:55.9 206.03 1994/276:10:30:02.7 206.02 1994/276:10:30:09.6 206.05 1994/276:10:30:16.5 206.03 1994/276:10:30:23.4 206.03 1994/276:10:30:30.3 206.05 1994/276:10:30:37.1 206.06 1994/276:10:30:44.0 206.06 1994/276:10:30:50.9 206.08 1994/276:10:30:57.8 206.09 1994/276:10:31:04.7 206.12 1994/276:10:31:11.6 206.13 1994/276:10:31:18.4 206.15 1994/276:10:31:25.3 206.16