What's new on DORIS

DORIS - November 2016

New file of tie vectors from DORIS to other techniques is now available (see dorismail 1050). Also reachable through the Documents page (section "Stations").

DORIS - October 2016

Jason-2 has been moved to be placed in a interleaved orbit with respect to Jason-3 orbit. The period of the corresponding manoeuver is between October 2 and October 12, 2016 (see dorismails 1045 1046)

--> No orbit and no DORI2.2 data are available on IDS data Centers during this period, but the RINEX-DORIS are available

DORIS - September 2016

Jason-2 moved to the interleaved orbit in early October (see dorismail 1042)

Local tie file updated (see dorismail 1041). Also reachable through the Documents page (section "Stations")

DORIS - August 2016

Relocation at Kitab (see dorismail 1038)

DORIS - July 2016

New point at Owenga (see dorismail 1028)

DORIS - June 2016

SARAL orbit change from a repetitive orbit to a drifting orbit. The new phase named "SARAL-DP" for SARAL Drifting Phase starts on July 4h 2016. The semi-major will first be increased by +1km  (more details in dorismail 1027)

Antenna change at Kerguelen (dorismail 1023)

Satellite events and data gaps (HY-2A orbit change, Jason-2/GPS upgrade, Jason-3 GPS upgrade) (dorismail 1021)

DORIS - May 2016

New site at Managua (see dorismail 1020)

DORIS - February 2016

Antenna moved to a new support in Sal (see dorismail 1008)

DORIS - January 2016

Jason-3 in orbit (see dorismails 1002, 1003)

DORIS - December 2015

Antenna change at Ponta Delgada (dorismail 997)

DORIS - November 2015

SPOT-5 will be de-orbited from December 2015 (dorismail 994)

Antenna change at Jiufeng (dorismail 992)

The DORIS station in Chile named Santiago has been completely removed (dorismail 988)

DORIS - October 2015

 Following site closure, the DORIS Station at Easter Island has been completely removed (dorismail 987)

 The DORIS station at Port Moresby is declared closed (dorismail 986)

DORIS - June 2015

The whole series of POE orbits processed witth GDR-E standards is available for CRYOSAT-2 at CDDIS and IGN Data Centers (version number = 10)

DORIS - May 2015

Local tie file updated (see dorismail 971). Also reachable through the Documents page (section "Stations")

Data delivery: reprocessed DORIS RINEX files with new time tagging (version number of the files = 010) (see dorismails 956970).

Product delivery: SSALTO orbits with GDR-E orbit standards  (see dorismail 969).

DORIS - March 2015

Antenna change at Terre Adélie (see dorismail 0966)

End of SPOT-5 operational mission on March 29th (see dorismail 0965)

New site at Goldstone (see dorismail 0964)

New  4-letter code ending with letter C for DORIS ground station (see dorismail 0963)

Antenna change at Kerguelen (see dorismail 0962)

DORIS - January 2015

Antenna change at Rothera (see dorismail 0961)

End of SPOT-5 trade mission on March 31 2015 (see dorismail 0957)

DORIS - December 2014

A new DORIS station has been installed in the Chatham Islands, New Zealand, at the place known as Owenga (see dorismail 947). This station replaces the former DORIS station bearing the acronym of "CHAB" located 18km away which has been completely removed (see dorismail 948).

DORIS - October 2014

Antenna change at Ponta Delgada (see DORISmail 0940)

DORIS - July 2014

Antenna replacement at Marion Island (see DORISmail 934)

DORIS - June 2014

Antenna replacement at Syowa (see DORISmail 927)

Station at Socorro moved to a new location (see DORISmail 925)

DORIS - May 2014

Update of SPOT-5 Solar Array Pitch Values (End 2013, Start 2014) (see dorismail 922)

DORIS - April 2014

Update of Jason-1 center of mass history / initial center of gravity (see dorismail 919)

DORIS - November 2013

Antenna moved to a new support in Grasse (see dorismail 901)

DORIS - September 2013

A new DORIS station has been installed in the French West Indies, Martinique, near Fort-de-France at "Le Lamentin" in the premises of Meteo France (see dorismail 897).

Antenna change and raising at St John's (see dorismail 896).

DORIS - July 2013

Jason-1 Satellite Decommissioning (see dorismail 886)
Contact was lost with the Jason-1 spacecraft on 21 June 2013. All attempts to re-establish communications were unsuccessful. Jason-1 was passivated and decommissioned on 01 July 2013; terminating the Jason-1 mission after 11.5 years of operations. The Jason-1 science data mission ended on 21 June 2013.

DORIS - June 2013

The satellite Spot4 will be de-orbited from June 24th 2013. The dissemination of DORIS data will stop at the same time (see dorismail 881)

DORIS - April 2013

Local tie file updated (see dorismail 872). Also reachable through the Documents page (section "Stations")

DORIS - March 2013

Station renovation at Jiufeng (see dorismail 870)

Station renovation at Mahe (see dorismail 867)

DORIS - February 2013

Station renovation at Port Moresby (see dorismail 865)

SARAL in orbit (see dorismail 864).

The Indo-French satellite SARAL was successfully launched on February 25th, 2013 at 12:36 UTC by the India's launcher PSLV.

Station renovation at Tristan da Cunha (see dorismail 862)

DORIS - January 2013

End of mission SPOT-4, new mission Take-5 (see dorismail 858).
SPOT4 trade mission is completed since January 11th 2013 (...) Before bowing out final in June, the  satellite will be used to prepare the future with the new experimental mission "Take-5". It will be placed on a new orbit (2.5 km under the current one) to prepare image processing chains of the future mission  Sentinel-2 (GMES project) (...) The experiment ends in late May,  then, SPOT-4 will be de-orbited in June and  DORIS will be switched off.