<div dir="auto"></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">El vie, 6 de dic de 2024, 2:50 p. m., Ulises Ibarra <<a href="mailto:ulisesmartinibarra@gmail.com">ulisesmartinibarra@gmail.com</a>> escribió:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">
<div><span lang="en"><span><span>I put it like this because the GNSS point processing report shows that precision:</span></span></span></div><div><span lang="en"><span><span><br></span></span></span></div><div>
<span></span>
<table width="100%" cellpadding="3" cellspacing="0">
<colgroup><col width="31*">
<col width="28*">
<col width="28*">
<col width="28*">
<col width="28*">
<col width="28*">
<col width="28*">
<col width="28*">
<col width="28*">
</colgroup><tbody><tr valign="top">
<td width="12%" height="11" style="border-width:1.85pt 0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>ID</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Este<br>
(Metro)</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Norte<br>
(Metro)</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Elevación<br>
(Metro)</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Código
de característica</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Factor
de escala de proyección</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Factor
de escala de altura</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Factor
de escala combinada</b></font></font></font></p>
</td>
<td width="11%" style="border-width:1.85pt 1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="center" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt"><b>Ángulo
de convergencia de meridiano</b></font></font></font></p>
</td>
</tr>
<tr valign="top">
<td width="12%" height="13" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="left" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<a href="http://localhost:62166/?Project=517934e2-64fe-458c-8f31-01d1e5466692&SerialNumber=1225" style="color:rgb(0,0,128);text-decoration:underline" target="_blank" rel="noreferrer"><font color="#0000ff"><font face="Arial, serif"><font size="1" style="font-size:8pt">1</font></font></font></a></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">479969.231</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2143791.499</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2274.949</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<br>
</p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996049594</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996433833</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9992484835</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">-0°03'48"</font></font></font></p>
</td>
</tr>
<tr valign="top">
<td width="12%" height="13" bgcolor="#ffffff" style="background:rgb(255,255,255);border-width:0.85pt 0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="left" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<a href="http://localhost:62166/?Project=517934e2-64fe-458c-8f31-01d1e5466692&SerialNumber=1221" style="color:rgb(0,0,128);text-decoration:underline" target="_blank" rel="noreferrer"><font color="#0000ff"><font face="Arial, serif"><font size="1" style="font-size:8pt">2</font></font></font></a></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">480037.249</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2143783.696</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2271.294</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">vert</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996049258</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996439573</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border:0.85pt solid rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9992490237</font></font></font></p>
</td>
<td width="11%" bgcolor="#ffffff" style="background:rgb(255,255,255);border-width:0.85pt 1.85pt 0.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">-0°03'47"</font></font></font></p>
</td>
</tr>
<tr valign="top">
<td width="12%" height="11" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="left" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<a href="http://localhost:62166/?Project=517934e2-64fe-458c-8f31-01d1e5466692&SerialNumber=1246" style="color:rgb(0,0,128);text-decoration:underline" target="_blank" rel="noreferrer"><font color="#0000ff"><font face="Arial, serif"><font size="1" style="font-size:8pt">ICMX</font></font></font></a></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">482061.740</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2145720.665</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">2272.977</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<br>
</p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996039773</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9996436929</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 0.85pt 1.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">0.9992478113</font></font></font></p>
</td>
<td width="11%" bgcolor="#eeeeee" style="background:rgb(238,238,238);border-width:0.85pt 1.85pt 1.85pt 0.85pt;border-style:solid;border-color:rgb(0,0,0);padding:0.07cm"><p align="right" style="line-height:115%;margin-bottom:0.25cm;background:transparent">
<font color="#000000"><font face="Arial, serif"><font size="1" style="font-size:8pt">-0°03'24"</font></font></font></p>
</td>
</tr>
</tbody></table>
</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">El vie, 6 dic 2024 a las 14:41, Javier Jimenez Shaw (<<a href="mailto:j1@jimenezshaw.com" target="_blank" rel="noreferrer">j1@jimenezshaw.com</a>>) escribió:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">Why +k=0.9996439573 for UTM?<div dir="auto">It should be 0.9996, right?</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, 6 Dec 2024, 21:29 Ulises Ibarra via PROJ, <<a href="mailto:proj@lists.osgeo.org" target="_blank" rel="noreferrer">proj@lists.osgeo.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div>Hello, I would like you to please guide me with my following couple of questions:<br><br>I have a list of coordinates in a UTM Zone 14 North projection, in the ITRF2008 datum, I would like to change them to a Transverse Mercator projection, in which the central meridian lon_0 coincides in longitude with one of the points on my list, point 1: UTM(1, East=479969.231, North=2143791.499, Elevation=2274.949) and or in geographic coordinates (1, lat=19.388187333, lon=-99.190762728, Elevation=2274.949)<br><br>Question: Would it be correct to use the following syntax and parameters? Because I am not getting the expected result.:</div><div><br>
</div>echo 480037.249 2143783.696 2271.294 | cct +proj=pipeline +step +inv +proj=utm +zone=14 +ellps=GRS80 +k=0.9996439573 +step +proj=tmerc +lat_0=19.388187333 +lon_0=-99.190762728 +x_0=479969.231 +y_0=2143791.499 +ellps=GRS80 +k=1<br><div> </div><div></div><div>I get the output: 480037.2841 2143783.7685 2271.2940 inf</div><div><br></div><div>
The correct result should be:
480037.3001 2143783.6901 2271.294<br></div><div><br></div><div>Best regards</div><div><br></div><div>Ulises<br></div></div>
</div>
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