<div dir="ltr"><div class="gmail_default" style="font-family:monospace,monospace">Hey,<br><br></div><div class="gmail_default" style="font-family:monospace,monospace">What would you think would be the best course to extend ST_Centroid to work on arc.<br> <br></div><div class="gmail_default" style="font-family:monospace,monospace"> 1. ST_Centroids(ST_Points(arc))<br></div><div class="gmail_default" style="font-family:monospace,monospace"> 2. ST_Centroids(ST_CureToLine(arc))<br><br></div><div class="gmail_default" style="font-family:monospace,monospace">I would prefere option 1 as it does not introduce sampling issues.<br><br></div><div class="gmail_default" style="font-family:monospace,monospace">Maybe the correct answer would be to mimic centroid(linestring), <br></div><div class="gmail_default" style="font-family:monospace,monospace">that is weight point with circular length?<br><br></div><div class="gmail_default" style="font-family:monospace,monospace">Cheers,<br></div><div class="gmail_default" style="font-family:monospace,monospace">Rémi<br></div></div>