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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Dear colleagues<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">The absolute IGS antenna correction file (igs20_wwww.atx) has been updated.<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">The new release is called 'igs20_2280.atx'. It contains the following changes:<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">1)</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman",serif">
</span><span lang="EN-US">According to </span><a href="https://files.igs.org/pub/station/general/igs_satellite_metadata.snx"><span lang="EN-US">https://files.igs.org/pub/station/general/igs_satellite_metadata.snx</span></a><span lang="EN-US"> the IRNSS-1I satellite
I009 (I09) was launched on 11 April 2018. Therefore, following entry was added:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt;text-indent:-18.0pt"><span lang="EN-US"> I09 (I009): 11. April 2018<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> 2)</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman",serif">
</span><span lang="EN-US">According to </span><a href="https://files.igs.org/pub/station/general/igs_satellite_metadata.snx"><span lang="EN-US">https://files.igs.org/pub/station/general/igs_satellite_metadata.snx</span></a><span lang="EN-US"> the IRNSS-2GEO
satellite I010 (I10) was launched on 29, May 2023. Therefore, following entry was added:<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt;text-indent:-18.0pt"><span lang="EN-US"> I10 (I010): 29. May 2023<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt;text-indent:-18.0pt"><span lang="EN-US">As preliminary PCO offset the same values as for the IRNSS-1GEO was used.<o:p></o:p></span></p>
<p class="MsoPlainText" style="margin-left:36.0pt;text-indent:-18.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText" style="background:white"><span lang="EN-US" style="color:black">3)</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman",serif;color:black">
</span><span lang="EN-US" style="color:black">Four additional antenna type calibration has been added that where performed by Geo++ GmbH:
<br>
<br>
- Four robot calibration provided by JAVAD GNSS Inc. have been added: </span>
<span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoListParagraph" style="background:white"><span lang="EN-US" style="color:black"> JAVGRANT_3L+GP JVSD<br>
JAVGRANT_3L NONE<br>
JAVGRANT_G5TLBI NONE<br>
JAVTRIUMPH_3NRA NONE</span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">The updated antenna correction model is available at<o:p></o:p></span></p>
<p class="MsoPlainText"><a href="https://files.igs.org/pub/station/general/igs20_2280.atx.gz"><span lang="EN-US">https://files.igs.org/pub/station/general/igs20_2280.atx.gz</span></a><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">and<o:p></o:p></span></p>
<p class="MsoNormal"><a href="https://files.igs.org/pub/station/general/igs20.atx"><span lang="EN-US">https://files.igs.org/pub/station/general/igs20.atx</span></a><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">With best regards,<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Arturo Villiger<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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