Topic: NOAA-19 SBUV Channel 12 Set To 340nm Wavelength

Date/Time Issued: September 19, 2018 1748Z

Product(s) or Data Impacted: SBUV Products

Date/Time of Initial Impact: September 19, 2018 1557Z

Impacts on Users and Significance: SBUV products will be impacted.

Date/Time of Expected End: Never

Length of Outage: N/A

Details/Specifics of Change: The NOAA-19 SBUV/2 grating drive performance improved significantly since implementing the M-bM-^@M-^\giant stepM-bM-^@M-^] function daily starting July 2.M-B Orbital average grating position errors at Chan. 11 and Chan. 12 dropped to approximately +1.5 GPOS. The instrument was successfully tested on Sept 6 for setting Chan 12 to 340nm. Given that, the instrument will be set to 340nm on Chan 12 indefinitely.

Contact Information for Further Information: ESPC Operations at at 301-817-3880 and/or other contacts as necessary

Web Site(s) for applicable information: N/A

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