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: 58.40 Site Name: Namib, So. Africa (ctr pt) Site ID: G36 No. of Ancillary Data Records: 36 GMT Roll Angle 1994/103:00:46:15.0 206.05 0.0000000 1994.00 206.0899811 0.00 1994/103:00:46:28.7 206.08 0.0000000 1994.00 206.0572510 0.00 1994/103:00:46:42.5 206.03 0.0000000 1994.00 206.0180511 0.00 1994/103:00:46:56.2 206.00 0.0000000 1994.00 205.9873657 0.00 1994/103:00:47:10.0 205.97 0.0000000 1994.00 205.9635925 0.00 1994/103:00:47:23.7 205.95 0.0000000 1994.00 205.9462128 0.00 1994/103:00:47:37.4 205.94 0.0000000 1994.00 205.9447479 0.00 1994/103:00:47:51.2 205.94 0.0000000 1994.00 205.9469147 0.00 1994/103:00:48:04.9 205.95 0.0000000 1994.00 205.9604340 0.00 1994/103:00:48:18.7 205.97 0.0000000 1994.00 205.9863281 0.00 1994/103:00:48:32.4 206.00 0.0000000 1994.00 206.0187836 0.00 1994/103:00:48:46.2 206.04 0.0000000 1994.00 206.0560455 0.00 1994/103:00:48:59.9 206.06 0.0000000 1994.00 206.0721741 0.00 1994/103:00:49:13.6 206.08 0.0000000 1994.00 206.0865631 0.00 1994/103:00:49:27.4 206.08 0.0000000 1994.00 206.0664520 0.00 1994/103:00:49:41.1 206.05 0.0000000 1994.00 206.0436554 0.00 1994/103:00:49:54.9 206.03 0.0000000 1994.00 206.0366974 0.00 1994/103:00:50:08.6 206.03 0.0000000 1994.00 206.0430908 0.00