Topic: Metop-C Out of Plane Maneuver

Date/Time (UTC) Message Issued: October 09, 2020 1907Z

Product(s) Involved/Affected: All products from AMSU-A, ASCAT, ATOVS, GOME-2, GRAS, IASI, MHS, SEM, in the Metop Global Data Service and Regional Data Service, will not be available. The AVHRR GDS Level 1 products and AVHRR regional data from Metop-C will be temporarily degraded

Date/Time (UTC) Initial Implementation: October 07, 2020 (JDAY 281) 07:17 UTC

Date/Time (UTC) Expected End: October 07, 2020 (JDAY 281) 13:59 UTC

Length of Outage: ~ 7 hours

Details/Specifics of Change:

A Metop-C Out of Plane Maneuver will be performed Oct 07, 2020 (JDAY 281) with preparations starting at 07:17 UTC.

For this maneuver some instruments will not be producing data. The data outage times are listed below. Data from the outage period will not be recovered nor distributed.

The manual selection of optimal TED and MEPED calibrations for the SEM instrument will be performed at 15:24 UTC and 15:25 UTC respectively.

Instrument	Deactivation Time	Normal Operation
AMSU-A1	07:17	13:17
AMSU-A2	07:17	13:09
IASI	07:19	13:11
MHS	07:19	13:01
SEM	07:19	13:06
GOME	10:36	13:59

Spacecraft Affected: NOAA-15 ☐ NOAA-16 ☐ NOAA-17 ☐ NOAA-18 ☐ NOAA-19 ☐ Metop-A ☐ Metop-B ☐ Metop-C ☒

Web Site(s) for Applicable Information:

See http://www.ssd.noaa.gov/PS/SATS/messages.html for this and other satellite related messages.

See http://www.eumetsat.int/website/home/Satellites/CurrentSatellites/Metop/index.html for more information Metop satellites

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