Topic: N20 VIIRS Emissive Band Calibration
Date/Time Issued: February 18, 2020 2020Z
Product(s) or Data Impacted: All N20 VIIRS Emissive Bands
Date/Time of Initial Impact: March 17, 2020 0600Z
Date/Time of Expected End: March 19, 2020 0400Z
Length of Outage: Approximately 46 hours.
Details/Specifics of change:
On March 17, 2020 at 06:00z, N20 VIIRS will perform its annual Emissive Band Calibration affecting all Emissive Band Data. Below is a timeline of the blackbody heating/cooling cycle:
March 17 06:00z - BB to 297.5K
March 17 09:00z - BB to 302.5K
March 17 12:00z - BB to 307.5K
March 17 15:00z - BB to 312.5K
March 17 18:00z - BB to 315K
March 17 21:00z - BB temperature control off
March 18 21:00z - BB temperature control on and set to 272.5K
March 19 00:00z - BB to 282.5K
March 19 03:00z - BB to 292.5K