Question 5

The average horizontal spacing of NOAA ATOVS soundings is about _____. (Click the button for the best answer below.) a) 19 km b) 50 km c) 60 km d) 315 km Discussion c) is the correct response. While the spacing can range from 20 to 150 km across a swath, the average spacing of ATOVS sounding data is about 60 km. Answer b) (50 km) is the average spacing for a GOES sounding. Answer a) (19 km) is the horizontal resolution of a single HIRS instrument FOV, and answer d) (315 km) is the average RAOB spacing over the continental U.S.