****************************************************************************** dorismail 12-Jun-2026 13:27:37 Message No 1488 ****************************************************************************** Author: Jerome Saunier Subject: Network/ new point CACHOEIRA-PAULISTA (Brazil) #### BEGIN HEADER #### DORISMail version 1.2 Subject: Network/ new point CACHOEIRA-PAULISTA #### END HEADER #### Dear colleagues, The DORIS station at CACHOEIRA-PAULISTA (Brazil) was completely renovated: the antenna was moved to the ground some 45m west in order to provide a better environment for the antenna and the whole equipment was upgraded. We would like to thank INPE for its cooperation throughout this lengthy process. Please find below the installation characteristics and the coordinates of the reference point : Concerned site: #### BEGIN SITE #### Site name    : CACHOEIRA-PAULISTA #### Site DOMES number : 41609 #### #### END SITE #### Characteristics of the new point: #### BEGIN STATION #### Four character ID  : CADC #### Antenna model            : Starec C #### Station DOMES number     : 41609S003 #### Date installed (dd/mm/yyyy) : 26/05/2026 #### Antenna support type     : 2 m high very rigid metal tower #### Installed on             : concrete pad deeply anchored to the ground #### #### END STATION #### The coordinates of the DORIS antenna reference point are: #### BEGIN COORDINATES #### Solution : ITRF2020 #### Note about the coordinates : tie to CHPG(IGS station) #### Epoch : 2000.0 #### Unit : metre #### X      : 4163437.509 #### Y      : -4163856.137 #### Z      : -2444512.864 #### Sig X : 0.003 #### Sig Y : 0.003 #### Sig Z : 0.003 #### #### END COORDINATES #### The ITRF velocities for the site are: #### BEGIN VELOCITIES #### Note about the velocities : ITRF2020 #### Unit : metre / year #### VX     : 0.00017 #### VY     : -0.00626 #### VZ     : 0.01096 #### Sig VX : #### Sig VY : #### Sig VZ : #### #### END VELOCITIES #### Replacing previous DORIS antenna : CADB Date removed (dd/mm/yyyy) : 21/05/2026 Best regards, Jerome Saunier ________________________________________ Reseaux et Services en Geodesie Spatiale Service de Geodesie et de Metrologie IGN 73, avenue de Paris 94165 St-MANDE ign.fr - geoportail.gouv.fr