font-RobotoMono/sources/RobotoMono-BoldItalic.ufo/glyphs.background/U_psilontonos.glif

<?xml version='1.0' encoding='UTF-8'?>
<glyph name="Upsilontonos" format="2">
  <advance width="500"/>
  <unicode hex="038E"/>
  <outline>
    <component base="Y" xOffset="100"/>
    <component base="tonos" xOffset="-733"/>
  </outline>
</glyph>