t. Reply Bob Roberts says:  August 0, 0000 at 00:00 AM  I think he answered this and his answer was: we stop[ped] using Aqua around mid-0000 as I recall, its AMSU channel 0 data is very noisy. I dont recall if the adjacent channels (0 and 0) are working well enough to be used as a rough surrogate for ch. 0. Right now we are using 0 main satellites: NOAA-00 and NOAA-00. NOAA-00 has some small calibration drift, so I don