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Operational News

Operational news about Ssalto and Duacs processing system.

12.04.2012 Envisat services interrupted

After 10 years of service, Envisat has stopped sending data to Earth. ESA’s mission control is working to re-establish contact with the satellite.[more]


28.03.2012 [Jason-1]: The future of the mission still under discussion

Cnes and Nasa/JPL are still discussing about the future of Jason-1.[more]


19.03.2012 [Jason-1]: News about our 'old' Jason-1

Jason 1 is in Safe Hold Mode since March 3rd 2012. The recovery procedure is in progress but many questions has to be solved before continuing.[more]


06.03.2012 [Jason-1] Jason-1 in Safe Hold Mode since March 3rd 13:46

Jason-1 has encountered an anomaly in the South Atlantic Anomaly (SAA) on March 3rd 13:46 UTC[more]


02.03.2012 [Jason-1] Jason-1: on the road to recovery

As you may know, Jason-1 is in safe-hold-mode since February 16th 17:20 UTC due to an anomaly detected on the gyro 3. After analysis of the problem (certainly caused by a SEU (Single Event Upset) in the SAA (South Atlantic Anomaly) zone), Jason-1 is about to recover nominal situation.[more]


17.02.2012 [Jason-1] Jason-1 in Safe Hold mode

Dear users,

Jason 1 is in Safe Hold Mode since February 16th at 17:20 UT.

CNES and NASA/JPL are currently analyzing the problem to find the origin of this situation.

Note that no data will be available during this unfortunate event, we will keep you informed about the results of investigations as soon as possible.[more]


09.02.2012 [Jason-2] Temporary interruption due to altimeter calibration on 2012/02/10

Please note that there will be a mission unavailability of 33 minutes and 22 seconds on Jason-2 on Friday, 10 February 2012 between 00h42mn32s and 01h15mn54s TU.

This interruption is due to special calibration of the POSEIDON-3 altimeter.

Therefore, some altimetry data will miss and data gaps are expected in Duacs along-track products.[more]


24.01.2012 [Envisat] New orbit standards in GDRs and in Ssalto/Duacs products

To improve the long-term stability of the GDR orbit solutions, new orbit determination standards are applied for Envisat which are now included in the Ssalto/Duacs products.[more]


17.01.2012 Temporary interruption for all GDR files on Cnes FTP server January 20, 2012

Cnes FTP servers may be momentarily unavailable due to maintenance on Friday, January 20th, 2012. All GDR files are concerned.[more]


30.12.2011 [Envisat] Radiometer back to operational mode, Reset of DORIS instrument

The Envisat Radiometer is back to operational mode and DORIS instument has been reset on December, 27th, 2011[more]


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