non-precision <a href="https://en.wikipedia.org/wiki/Instrument_approach" class="extiw" title="en:Instrument approach">Instrument approach</a>:
<ul><li>MDA = minimum descent altitude</li>
<li>MDH = minimum descent height</li>
<li>MAPt = missed approach point</li>
<li>green line: runway in sight → continue descent below MDA/H</li>
<li>red line: runway not in sight
<ul><li>before reaching MAPt → hold altitude</li>
<li>when reaching MAPt → missed approach/go around</li></ul></li></ul>
<ul><li><a href="//commons.wikimedia.org/wiki/File:C_172_line_drawing.svg" class="mw-redirect" title="File:C 172 line drawing.svg">C 172 line drawing.svg</a>: <a href="//commons.wikimedia.org/wiki/User:Werneuchen" title="User:Werneuchen">Werneuchen</a></li>
<li>everything else: <a href="//commons.wikimedia.org/wiki/User:El_Grafo" title="User:El Grafo">El Grafo</a> (<a href="//commons.wikimedia.org/wiki/User_talk:El_Grafo" title="User talk:El Grafo"><span class="signature-talk">talk</span></a>)</li></ul>
2010-04-10
<ul><li><span class="int-own-work" lang="en">Own work</span>, incorporating <a href="//commons.wikimedia.org/wiki/File:C_172_line_drawing.svg" class="mw-redirect" title="File:C 172 line drawing.svg">C 172 line drawing.svg</a></li></ul>