रेखा प्राच्यपरा साध्या विषुवद्भाग्रगा तथा । इष्टच्छायाविषुवतोर् मध्यम् अग्राभिधीयते ॥
(In the said circle)[1] from the east and west line (to its north) at a distance equal to the equinoctial shadow, draw another line parallel to the former; the distance between the end of the given shadow and the latter line is equal to the sine of amplitude (reduced to the hypothenuse of the given shadow).
english translation