NOAA-18, MHS Instrument, Stepping angle correction, Implementation Date 05 August 2005- Issued: Date issued 05 August 2005; time issued 1800 UTC

*Topic*:
Stepping angle correction

*Date/Time(UTC) Message Issued:*
05 August 2005 / 1800 UTC

*Satellite(s) Involved:*
NOAA-18

*Instrument(s) Involved:*
MHS Instrument

*Product(s) Involved/Affected:*
All products using the MHS instrument

*Date/Time(UTC) of Initial Implementation:*
05 August 2005 /1641 UTC

*Details/Specifics of Change:*
*On August 5, around 1646 UTC, the Information Processing Division updated the MHS level 1B processing to correctly compute the stepping angle. This will correct a cross track error currently seen in the data. The correction was implemented beginning with the following orbits. NSS.HRPT.NN.D05217.S1716.E1727.B0108989.GC
NSS.GHRR.NN.D05217.S1529.E1714.B0108889.GC
*

*Contacts:
Emily Harrod
Physical Scientist
301-457-5247 ext 117
emily.harrod@noaa.gov
*

* Cecil Paris
Physical Scientist
301-457-5247 ext 129
cecil.paris@noaa.gov
*

http://www.osdpd.noaa.gov/PSB/PPP/PPP.html - History of level 1B notices
http://www.ssd.noaa.gov/PS/SATS/messages.html - All user notices
http://www.oso.noaa.gov/poesstatus/ - SOCC polar satellites status
http://www.oso.noaa.gov/daily-news/index.htm - SOCC morning reports

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*
* Emily D. Harrod
* NOAA/NESDIS/OSDPD/IPD
* Product Systems Branch
* Pre-Product Processing Group
* E/SP13, Federal Building #4, room 0318
* 5200 Auth Road
* Suitland, Maryland 20746-4304
* USA
* voice 301-457-5247 ext 117
* fax 301-457-5199
* email Emily.Harrod@noaa.gov
*
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