X-Sympa-To: ids.analysis.forum Received: from hector.cls.fr (osis.cls.fr [62.161.32.21]) by hermes.cls.fr (8.9.3/8.9.3) with ESMTP id JAA02982 for ; Mon, 14 Mar 2005 09:46:54 +0100 Received: by hector.cls.fr (Postfix) id BA21E6416; Mon, 14 Mar 2005 07:47:06 +0000 (GMT) Delivered-To: ids.analysis.forum@cls.fr Received: from baudot.cnes.fr (orange-102.cls.fr [62.161.32.13]) by hector.cls.fr (Postfix) with ESMTP id DE9C9A5C6 for ; Mon, 14 Mar 2005 07:47:03 +0000 (GMT) Received: from cnes.fr by baudot.cnes.fr id j2E7l1V29985; Mon, 14 Mar 2005 08:47:02 +0100 (MET) Message-Id: <200503140747.j2E7l1V29985@cnes.fr> From: Escudier Philippe To: Escudier Philippe , "'ids.analysis.forum@cls.fr'" Subject: RE : [ids.analysis.forum] solution for week 05016 / SPOT2 - January 21, 2005 ? Date: Mon, 14 Mar 2005 08:46:50 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" X-Loop-Check: Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by hermes.cls.fr id JAA02982 X-Validation-by: ries@csr.utexas.edu > A period of very high solar activity was recorded in January. > > Associated to this solar activity a significant jump in DORIS on-board USO was noticed on January 20th on almost every instrument flying in polar orbit. This jump is probabbly due do an unusually high radiation environment in the pole region during this period. Those events are recorded in SOHO and Icare on-board SAC-C measurements : 2-3 protons flares and major magnetic storms during the 15-25 January timeframe. > > This may give a track to explain the strange positionning results obtained during this period. > > Best regards > > Philippe Escudier > > -----Message d'origine----- > De : Pascal Willis [mailto:Pascal.R.Willis@jpl.nasa.gov ] > Envoyé : jeudi 10 mars 2005 19:29 > À : IDS_Analysis_Forum > Objet : [ids.analysis.forum] solution for week 05016 / SPOT2 - January 21, 2005 ? > > << Message: Pièce jointe sans titre >> << Fichier: eop_week05016.png >>