सिद्धान्तशिरोमणि: गणिताध्याय (भास्कराचार्य - ग्रहगणित, मध्यमाधिकार व स्पष्टाधिकार सटीक)

550
61. Nakṣatra : A star. Also the time which elapses as
the longitude of the Moon increases by
13⅓ degrees starting from the zero point of
Aśvini.
62. Nākṣatra-Dina : The time that elapses between two consecutive
risings of a star.
63. Nākṣatra-māsa : The time taken by the Moon to go from
Aśvini again to Aśvini.
64. Natakāla : Hour angle measured in ghaṭis.
65. Natāṁśajyā : Hindu sine of the Zenith distance.
66. Nati : Parallax in latitude.
67. Nīcoccavṛtta : Epicycle.
68. Parama-Antyā : The Antyā when the celestial body is at
the point of intersection of the celestial
equator and the meridian or what is the
same at the point of culmination.
69. Paramakrānti : Obliquity of the ecliptic taken by the Hindu
astronomers to be 24°.
70. Pāta : The point of time when the declinations
of the Sun and the Moon are equal and
of the same sign or opposite sign. Also it
means the point of intersection of two great
circles.
71. Prācī : East point.
72. Prācyaparā : East-west line.
73. Prativṛtta : The circle in which the planet moves and
whose centre is at a distance from the
centre of the Kakṣāmaṇḍala or the orbit
of the mean planet. This is the same as
the orbit of the the true planet supposed
to be a circle.