Why AIRS L1B HSB radiation data (AISRHBRAD brightness temperature) always display -9999.0 for channel 1?

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GES DISC - ingridgs
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Why AIRS L1B HSB radiation data (AISRHBRAD brightness temperature) always display -9999.0 for channel 1?

by GES DISC - ingridgs » Thu Sep 03, 2026 3:27 pm America/New_York

Answer:

HSB channel 1 was never implemented and so always -9999.0. There are four channels (channel 2-5) in HSB and their characteristics are summarized below.
Screenshot 2026-09-03 at 3.29.57 PM.png

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