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dorismail               23-Jan-2025 18:00:07 Message No 1424
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Author: Jerome Saunier <jerome.saunier@ign.fr>
Subject: Network/ new point OWENGA


#### BEGIN HEADER ####
DORISMail version 1.2
Subject: No 1424 : Network/ new point OWENGA
#### END HEADER ####


Dear colleagues,

The DORIS antenna at OWENGA (Chatham Island, New Zealand) was replaced following a breakdown last July.
The position of the new antenna reference point has been precisely determined.

Please find below the installation characteristics and the coordinates of the reference point :

Concerned site:
#### BEGIN SITE ####
Site name	  : OWENGA    ####
Site DOMES number : 50253    ####
#### END SITE ####

Characteristics of the new point:
#### BEGIN STATION ####
Four character ID	    : OWGC    ####
Antenna model		    : Starec C    ####
Station DOMES number	    : 50253S003    ####
Date installed (dd/mm/yyyy) : 07/12/2024    ####
Antenna support type	    : 2 m high very rigid metal tower    ####
Installed on		    : concrete pad    ####
#### END STATION ####

The coordinates of the DORIS antenna reference point are:
#### BEGIN COORDINATES ####
Solution : dpod2020_030    ####
Note about the coordinates : tie to OWFC    ####
Epoch    : 2000.0    ####
Unit     : metre    ####
X	 : -4584391.539    ####
Y	 : -290926.021    ####
Z	 : -4410054.112    ####
Sig X    : 0.001    ####
Sig Y    : 0.001    ####
Sig Z    : 0.000    ####
#### END COORDINATES ####

The ITRF velocities for the site are:
#### BEGIN VELOCITIES ####
Note about the velocities : dpod2020_030    ####
Unit     : metre / year    ####
VX	 : -0.02625    ####
VY	 : 0.04220    ####
VZ	 : 0.02478    ####
Sig VX   :     ####
Sig VY   :     ####
Sig VZ   :     ####
#### END VELOCITIES ####


Replacing previous DORIS antenna: OWFC
Date removed (dd/mm/yyyy) : 06/12/2024


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


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