Alarm/Alert Administrative Msg
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
000
NOUS71 KNES 021708
ADANES
SUBJECT: PRODUCT OUTAGE/ANOMALY:  UPDATE#2 S-NPP DATA DELAY CONTACT
--BOUNDARY_(ID_WE6KEPCOGLCAOGSAWUTUHW)
CONTENT-TYPE: TEXT/PLAIN; CHARSET=UTF-8; FORMAT=FLOWED
CONTENT-TRANSFER-ENCODING: 7BIT

**UPDATE #2:

**AS OF 15:54Z, CONTACT 14759, IDPS RECEIVING AND PROCESSING CRIS DATA
AGAIN. CURRENT DATA IS BEING RECEIVED BUT NO BACK LOGGED DATA WILL BE
AVAILABLE.
*
UPDATE #1: *

AT 05:40:54 UTC THE CRIS INSTRUMENT ANOMALOUSLY STOPPED SCIENCE DATA
PRODUCTION AND COMMUNICATION WITH THE 1394 BUS.  AUTONOMOUS RECOVERY
SWITCHED BOTH THE VIIRS AND CRIS INSTRUMENTS TO BUS A AT 05:41:16 UTC.
CRIS REMAINED UNRESPONSIVE AND EXPERIENCED AN AUTONOMOUS REBOOT AT
05:41:25 UTC.

AS OF 14:08:41 UTC CRIS IS PRODUCING SCIENCE DATA.  SOME CALIBRATION
MAY
BE IMPACTED AS TEMPERATURES STABILIZE AND INITIAL CALIBRATIONS TAKE
PLACE. ADDITIONAL 1394 BUS RECOVERY COMMANDING IS PLANNED FOR THIS
AFTERNOON AND IS NOT EXPECTED TO IMPACT DATA COLLECTION.  AS OF THIS
TIME THE ROOT CAUSE IS STILL UNDETERMINED.*

TOPIC:* S-NPP DATA DELAY CONTACT SVL 14753

*DATE/TIME ISSUED:* SEPTEMBER 02, 2014 1651  UTC

*PRODUCT(S) OR DATA IMPACTED: *S-NPP SCIENCE DATA

*DATE/TIME OF INITIAL IMPACT: * SEPTEMBER 02, 2014 0541 UTC

*DATE/TIME OF EXPECTED END: *SEPTEMBER 02, 2014 1554 UTC

*LENGTH OF OUTAGE: *10.13 HOURS

*DETAILS/SPECIFICS OF CHANGE: *DURING SVL 14753 IT APPEARS THE
SPACECRAFT HAD A 1394 BUS RESET.  CRIS WENT INTO SAFE MODE.  NO FURTHER
SCIENCE DATA FROM CRIS UNTIL FURTHER NOTICE. DURING THE RESET VIIRS MAY
HAVE LOST SOME DATA/PACKETS. THE SITUATION IS CURRENTLY BEING
INVESTIGATED.
*
CONTACT INFORMATION FOR FURTHER INFORMATION:* ESPC OPERATIONS AT
ESPCOPERATIONS@NOAA.GOV  AND
301-817-3880
YOU HAVE BEEN SENT THIS AND OTHER NOTIFICATIONS BECAUSE YOU HAVE OPTED
IN TO RECEIVE IT. IF FOR ANY REASON, YOU WISH TO UNSUBSCRIBE, PLEASE
CONTACT ESPC HELP DESK AT ESPCOPERATIONS@NOAA.GOV OR (301) 817-3880.
PLEASE NOTE: IT MAY TAKE UP TO TWO BUSINESS DAYS TO PROCESS YOUR
UNSUBSCRIBE REQUEST. ** ** *

WEB SITE(S) FOR APPLICABLE INFORMATION:*N/A

--BOUNDARY_(ID_WE6KEPCOGLCAOGSAWUTUHW)
CONTENT-TYPE: TEXT/HTML; CHARSET=UTF-8
CONTENT-TRANSFER-ENCODING: 8BIT


  
    
  
  
    
UPDATE #2:

AS OF 15:54Z, CONTACT 14759, IDPS RECEIVING AND PROCESSING CRIS DATA AGAIN. CURRENT DATA IS BEING RECEIVED BUT NO BACK LOGGED DATA WILL BE AVAILABLE.

UPDATE #1:


AT 05:40:54 UTC THE CRIS INSTRUMENT ANOMALOUSLY STOPPED SCIENCE DATA PRODUCTION AND COMMUNICATION WITH THE 1394 BUS. AUTONOMOUS RECOVERY SWITCHED BOTH THE VIIRS AND CRIS INSTRUMENTS TO BUS A AT 05:41:16 UTC. CRIS REMAINED UNRESPONSIVE AND EXPERIENCED AN AUTONOMOUS REBOOT AT 05:41:25 UTC.

AS OF 14:08:41 UTC CRIS IS PRODUCING SCIENCE DATA. SOME CALIBRATION MAY BE IMPACTED AS TEMPERATURES STABILIZE AND INITIAL CALIBRATIONS TAKE PLACE. ADDITIONAL 1394 BUS RECOVERY COMMANDING IS PLANNED FOR THIS AFTERNOON AND IS NOT EXPECTED TO IMPACT DATA COLLECTION. AS OF THIS TIME THE ROOT CAUSE IS STILL UNDETERMINED.

TOPIC:
S-NPP DATA DELAY CONTACT SVL 14753

DATE/TIME ISSUED: SEPTEMBER 02, 2014 1651 UTC

PRODUCT(S) OR DATA IMPACTED: S-NPP SCIENCE DATA

DATE/TIME OF INITIAL IMPACT: SEPTEMBER 02, 2014 0541 UTC

DATE/TIME OF EXPECTED END: SEPTEMBER 02, 2014 1554 UTC

LENGTH OF OUTAGE: 10.13 HOURS

DETAILS/SPECIFICS OF CHANGE: DURING SVL 14753 IT APPEARS THE SPACECRAFT HAD A 1394 BUS RESET. CRIS WENT INTO SAFE MODE. NO FURTHER SCIENCE DATA FROM CRIS UNTIL FURTHER NOTICE. DURING THE RESET VIIRS MAY HAVE LOST SOME DATA/PACKETS. THE SITUATION IS CURRENTLY BEING INVESTIGATED.

CONTACT INFORMATION FOR FURTHER INFORMATION:
ESPC OPERATIONS AT ESPCOPERATIONS@NOAA.GOV AND 301-817-3880
YOU HAVE BEEN SENT THIS AND OTHER NOTIFICATIONS BECAUSE YOU HAVE OPTED IN TO RECEIVE IT. IF FOR ANY REASON, YOU WISH TO UNSUBSCRIBE, PLEASE CONTACT ESPC HELP DESK AT ESPCOPERATIONS@NOAA.GOV OR (301) 817-3880. PLEASE NOTE: IT MAY TAKE UP TO TWO BUSINESS DAYS TO PROCESS YOUR UNSUBSCRIBE REQUEST.

WEB SITE(S) FOR APPLICABLE INFORMATION:
N/A
--BOUNDARY_(ID_WE6KEPCOGLCAOGSAWUTUHW)-- =

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.