Phase information confidence measure. The imaginary spectral peak is less than a minimum threshold, or the zero lag shift is greater than a minimum threshold 14 033044 Doppler centroid uncertain. Confidence measure < specific value 5 033044 Input data mean outside nominal range flag 1 033044 ASAR quality information Number of input data gaps > threshold value 3 033044 Input data standard deviation outside nominal range flag 2 033044 Doppler ambiguity estimate uncertain. Confidence measure < specific value 6 033044 1 Percentage of missing lines > threshold value 4 033044 Azimuth cut-off iteration count. The azimuth cut-off fit did not converge within a minimum number of iterations 12 033044 Chirp reconstruction failed or is of low quality flag 9 033044 Azimuth cut-off fit did not converge within a minimum number of iterations 13 033044 2014-09-03T09:56:16.124Z Data set missing 10 033044 Output data mean outside nominal range flag 7 033044 Invalid downlink parameters 11 033044 Output data standard deviation outside nominal range flag 8 033044