The Universal System of Astronomy, Part Two

...due to the constant cold. Because of the absence of mango trees original: rasāla; the mango tree is the quintessential symbol of spring in Indian poetry, which the author argues is missing in the north, the intense desire for the season and so forth mentioned in the texts is never experienced in the land of Kashmir. Indeed, because of the constant presence of snow and cold, and the lack of mangoes, such intense longings and descriptions have never been known by me in the land of Kashmir. [Verse] 17

Now, regarding the five-fold observation pañca-vedha; a technical method of astronomical sighting or "piercing" the position of a planet, he speaks in two verses regarding the visual location dṛk-sthāna:

Verse 18

...The planetary disk graha-bimba is situated on the pin kīlaka; the central bolt or sighting pin of an astronomical instrument... like a flower... [one rim]... indeed, these five... [situated] in the northern latitude...

Observe now: the planetary disk is situated at the central part between the two rims nemi; the circular framework or "felly" of a sighting instrument of the instrument yantra. Like a wheel, the planet moves... its outer boundary... "That is the planet," so one should observe in the instrument.

[Verse] 3

The stars such as Revatī, Puṣya, and Maghā These are specific Lunar Mansions or Nakṣatras used as reference points in the sky... the junction-stars yoga-tārā; the brightest or most significant star in a constellation used for astronomical calculations... touching the rim... the planetary disk in the month of Caitra The first month of the Hindu calendar, roughly March-April...

...held in that portion. For the purpose of establishing such a position, the planetary disk remains visible, aligned in a straight line sama-sūtra; literally "equal thread," referring to a perfectly horizontal or vertical alignment with the sighting pin. One should then observe whether the portion of the rim north of the pin is directed toward the north or the south. At that time, the planetary disk is in a straight line with the rim; the planetary disk is joined with the pin, aligned and unified...