Product Anomaly, N18 MHS Spin State, Issued: March 12, 1803 UTC

NOAA-18 MHS in Spin State for a Short Period

Date/Time Issued:
March 12, 2010 1803 UTC

Product(s) or Data Impacted:

Date/Time of Initial Impact:
March 12, 2010 1425 UTC

Date/Time of Expected End:
March 12, 2010 1630 UTC

Length of Event:
2 Hours

Impacts on Users and Significance:
Possible major impact

Details/Specifics of Change:
At 14:25:04Z (UTC) of March 12, 2010, the NOAA-18 MHS entered its spin state. The spacecraft was in the middle of its night time (from 14:13-14:46 UTC) over the Pacific Ocean at 16N, 172E. A recovery procedure from the MHS spin state was successfully executed at 16:30:11Z during the immediately following call-up pass 24782 at Fairbanks.

The MHS instrument is now operating in normal Scan Mode.

Contact Person(s) Name/Email/Phone Number for Questions:
Dejiang Han 301-817-4119 Level 1B operations support

Web site(s) that contain other relevant information (where applicable): - History of level 1B notices - All user notices - SOCC polar satellite status