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<p><tt>Dear colleagues</tt></p>
<p><tt>The absolute IGS antenna correction file (igs14_wwww.atx) has
been updated. <br>
</tt></p>
<p><tt>The new release is called 'igs14_2114.atx'. It contains the
following
changes:
</tt></p>
<p><tt><br>
</tt></p>
<p><tt>1) According to NANU 2020033 , BLOCK IIA satellite SVN76
(2020-041A) launched on 30 June 2020 was put into operation PRN
23.</tt></p>
<p><tt>According to DLR, G076 became, active on 14 July 2020:</tt></p>
<p><tt> G23 (G060): 14 July 2020</tt><tt><br>
</tt></p>
<tt> </tt><tt><a
href="https://www.navcen.uscg.gov/?Do=gpsShowNanu&num=2020033">https://www.navcen.uscg.gov/?Do=gpsShowNanu&num=2020033</a></tt><tt>
</tt>
<pre style="color: rgb(0, 0, 0); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">2020033 --------------------------
SVN76 (PRN23) LAUNCH JDAY 182
</pre>
<tt> </tt>
<p style="color: rgb(0, 0, 0); font-family: "Times New
Roman"; font-style: normal; font-variant-ligatures: normal;
font-variant-caps: normal; font-weight: 400; letter-spacing:
normal; orphans: 2; text-align: start; text-indent: 0px;
text-transform: none; white-space: normal; widows: 2;
word-spacing: 0px; -webkit-text-stroke-width: 0px;
text-decoration-style: initial; text-decoration-color: initial;
font-size: 12px;"><tt>NOTICE ADVISORY TO NAVSTAR USERS (NANU)
2020033</tt><tt><br>
</tt><tt> SUBJ: SVN76 (PRN23) LAUNCH JDAY 182</tt><tt><br>
</tt><tt> 1. NANU TYPE: LAUNCH</tt><tt><br>
</tt><tt> NANU NUMBER: 2020033</tt><tt><br>
</tt><tt> NANU DTG: 091950Z JUL 2020</tt><tt><br>
</tt><tt> SVN: 76</tt><tt><br>
</tt><tt> PRN: 23</tt><tt><br>
</tt><tt> LAUNCH JDAY: 182</tt><tt><br>
</tt><tt> LAUNCH TIME ZULU: 2010</tt><tt><br>
</tt> <tt><br>
</tt><tt> 2. GPS SATELLITE SVN76 (PRN23) WAS LAUNCHED ON JDAY 182.</tt><tt><br>
</tt><tt> A USABINIT NANU WILL BE SENT WHEN THE SATELLITE IS SET
ACTIVE TO SERVICE.</tt><tt><br>
</tt> <tt><br>
</tt><tt> 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, </tt><tt><a
class="moz-txt-link-freetext"
href="HTTP://WWW.NAVCEN.USCG.GOV">HTTP://WWW.NAVCEN.USCG.GOV</a></tt><tt><br>
</tt><tt> MILITARY - GPS OPERATIONS CENTER AT </tt><tt><a
class="moz-txt-link-freetext"
href="HTTPS://GPS.AFSPC.AF.MIL/GPSOC">HTTPS://GPS.AFSPC.AF.MIL/GPSOC</a></tt><tt>,
DSN 560-2541,</tt><tt><br>
</tt><tt> COMM 719-567-2541, </tt><tt><a
class="moz-txt-link-freetext"
href="HTTPS://GPS.AFSPC.AF.MIL/GPSOC">HTTPS://GPS.AFSPC.AF.MIL/GPSOC</a></tt><tt><br>
</tt><tt> MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN
276-3526. COMM 805-606-3526.</tt><tt><br>
</tt> <tt><a class="moz-txt-link-abbreviated"
href="mailto:JSPOCCOMBATOPS@US.AF.MIL">JSPOCCOMBATOPS@US.AF.MIL</a></tt></p>
<p><tt><br>
</tt></p>
<p><tt>2) The following decommission date has been added:</tt><tt><br>
</tt></p>
<p><tt> G23 (060): 9. June 2020</tt><tt><br>
</tt></p>
<p><br>
</p>
<p><tt> </tt></p>
<p><tt>3) A new BEIDOU-3G-CAST C230 (2020-040A) satellite was
launched on 23 June 2020. <br>
</tt></p>
<p><tt>According to the MGEX metadata information file (</tt><tt><a
href="http://mgex.igs.org/igs_metadata_2113.snx">http://mgex.igs.org/igs_metadata_2113.snx</a></tt><tt>)</tt></p>
<p><tt>the satellite will be using PRN C61. The starting time has
been set to the launching date:</tt><tt><br>
</tt></p>
<p><tt> C61 (C230): 23 June 2020</tt></p>
<p><tt><br>
</tt></p>
<p><tt>The updated antenna correction model is available at </tt></p>
<tt><a class="moz-txt-link-freetext"
href="ftp://ftp.igs.org/pub/station/general/igs14.atx">ftp://ftp.igs.org/pub/station/general/igs14.atx</a></tt><tt>
</tt>
<pre class="moz-quote-pre" wrap=""><a class="moz-txt-link-freetext" href="ftp://ftp.igs.org/pub/station/general/igs14_2114.atx">ftp://ftp.igs.org/pub/station/general/igs14_2114.atx</a></pre>
<p><tt> and</tt></p>
<pre class="moz-quote-pre" wrap=""><a class="moz-txt-link-freetext" href="https://files.igs.org/pub/station/general/igs14_2114.atx">https://files.igs.org/pub/station/general/igs14_2114.atx</a></pre>
<pre class="moz-quote-pre" wrap=""><a class="moz-txt-link-freetext" href="https://files.igs.org/pub/station/general/igs14.atx">https://files.igs.org/pub/station/general/igs14.atx</a> </pre>
<p> </p>
<tt><br>
</tt>
<p><tt>With best regards, </tt><tt><br>
</tt></p>
<p><tt>Arturo</tt></p>
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