Subject: [SLR-Mail] No. 1810: Jason-1/-2 quaternion and solar array files From: Carey Noll/CDDIS, Bruno Garayt/IGN, and the IDS Central Bureau > ******************************************************************************** SLR Electronic Mail 2009-12-01 01:03:00 UTC Message No. 1810 ******************************************************************************** Author: Carey Noll/CDDIS, Bruno Garayt/IGN, and the IDS Central Bureau Subject: Jason-1/-2 quaternion and solar array files Since Jason-1 and Jason-2 carry an SLR retroreflector in addition, to a DORIS receiver, this information is also of interest to SLR analysts. Regards, Carey, Bruno, and the IDSCB ----- Begin forwarded message: > ****************************************************************************** > dorismail 30-Nov-2009 18:48:17 Message No 0629 > ****************************************************************************** > > > Author: Carey Noll > Subject: Jason-1/-2 quaternion and solar array files > > > Dear Colleagues, > > Please note that new files relative to Jason-1 and -2 attitude files > are now archived in the IDS Data Centers (CDDIS and IGN) and delivered > on a daily basis. > > These files are available at the data centers since the launch of each > satellite in the directories: > > pub/doris/ancillary/quaternions/SSS/YYYY > > where > > SSS = ja1, ja2 > YYYY = year of the data > > Two types of files are available: the first contains the attitude > quaternions of the S/C body, the other contains the solar panel > angular positions. The filename convention is as follows: > > SSSqbodyYYYYMMDDHHMMSS_yyyymmddhhmnss.LLL > SSSqsolpYYYYMMDDHHMMSS_yyyymmddhhmnss.LLL > > where > > SSS = the satellite three-character abbreviation (ja1, ja2) > qbody or qsolp = fixed part (qbody for body quaternions, qsolp > for solar panel angular positions) > YYYY = date: year of first data, MM = date: month of the first > data, DD = date: day in the month of first data > HH = time: hour of the first data , MN = time: mn of the first > data, SS = time: second of the first data > yyyy = date: year of last data, mm = date: month of the last > data, dd = date: day in the month of last data > hh = time: hour of the first data, mn = time: mn of the first > data, ss = time: second of the first data > LLL = version number (starting with 001 for the initial version) > > Both types of files, body quaternions (qbody) and solar_panel > angular positions (qsolp), will be delivered on a daily basis. Both > files correspond to the same period (28 hours of data, 2 overlapping > hours between 2 consecutive files). Documentation about these new > files are available in the Central Bureau ftp directory: > > ftp.cls.fr/pub/ids/ancillary/quaternions/jason1_2_quaternion_solar_panel.pdf > > Please contact the IDS Central Bureau if you have any question about > this information. > > Best regards, > > Carey Noll, Bruno Garayt, and the IDS Central Bureau > ----- > Ms. Carey Noll > Manager, Crustal Dynamics Data Information System (CDDIS) > Secretary, ILRS Central Bureau > NASA GSFC > Code 690.1 > Greenbelt, MD 20771 > USA > > E-mail: Carey.Noll@nasa.gov > Voice: (301) 614-6542 > Fax: (301) 614-6015 > WWW: http://cddis.gsfc.nasa.gov > > > > --Apple-Mail-17--17363715 Content-Disposition: attachment; filename=message-footer.txt Content-Type: text/plain; x-unix-mode=0666; name=”message-footer.txt” Content-Transfer-Encoding: quoted-printable Please do not reply directly to this message, but send =0D comments and suggestions to IDS.central.bureau@cls.fr= --Apple-Mail-17--17363715 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit ----- Ms. Carey Noll Manager, Crustal Dynamics Data Information System (CDDIS) Secretary, ILRS Central Bureau NASA GSFC Code 690.1 Greenbelt, MD 20771 USA E-mail: Carey.Noll@nasa.gov Voice: (301) 614-6542 Fax: (301) 614-6015 WWW: http://cddis.gsfc.nasa.gov --Apple-Mail-17--17363715-- From: Carey Noll ********************************************************************************