Topic: N20 VIIRS Emissive Band Calibration
Date/Time Issued: February 11, 2021 1348Z
Product(s) or Data Impacted: All N20 VIIRS Emissive Bands
Date/Time of Initial Impact: March 29, 2021 0600Z
Date/Time of Expected End: March 31, 2021 0400Z
Length of Outage: See Details. Details/Specifics of change: On March 29, 2021 at 06:00z, N20 VIIRS will perform its annual Emissive Band Calibration. The emissive band data during this time period will be invalid. It will only be valid for calibration purposes. Below is a timeline of the blackbody heating/cooling cycle:
March 29 06:00z - BB to 297.5K
March 29 09:00z - BB to 302.5K
March 29 12:00z - BB to 307.5K
March 29 15:00z - BB to 312.5K
March 29 18:00z - BB to 315K
March 29 21:00z - BB temperature control off
March 30 21:00z - BB temperature control on and set to 272.5K
March 31 00:00z - BB to 282.5K
March 31 03:00z - BB to 292.5K
Web Site(s) for applicable information: N/A
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