शैऽयकोटिफलं केन्द्रे मकरादौ धनं स्मृतम्
The product of the koṭi at the center, at the beginning of Capricorn and other signs, is known as 'dhana'.
तद्बाहुफलवर्गैक्यान्मूलकर्णश्चलाभिधः
From the sum of the squares of that and the bhujā-product, the root is called 'calābhidha'.
संशोध्यं तु त्रिजीवायां कर्कादौ कोटिजं फलम्
The product of the koṭi in the trijyā at the beginning of Cancer and other signs should be subtracted.
त्रिज्याभघ्यस्तं भुजफलं पलकर्णविभाजितम्
The product of the bhujā, divided by the root of the square of the trijyā, is to be taken.
एतदादौ कुजादीनां चतुर्थे चैव कर्मणि
This is to be applied at the beginning and in the fourth operation for Mars and the others.
शैर्ध्यं माद्यं पुनर्मान्द्यं शैर्घ्यं चत्वार्यनुक्रमात्
Śairdhya, mādhya, again māndhya, and śairghya—these four are in order.
धनं ग्रहाणां लिप्तादि तुलादावृणमेव तत्
The wealth of the planets, in degrees and so on, is to be taken as the arc at the beginning of Libra.
भचक्रकलिकाभिस्तु लिप्ताः कार्या ग्रहेर्ऽकवत्
The degrees for the planets should be calculated by the divisions of the zodiac, as for the Sun.
कर्कादौ तद्धनं तत्र मकरादावृणं स्मृतम्
At the beginning of Cancer, that wealth is there; at the beginning of Capricorn, it is called the arc.
स्वमन्दपरिधिक्षुण्णा भगणांशोद्धृताःकलाः
The minutes obtained by dividing by the slow arc of one's own are to be taken from the respective degrees.
तच्छेषं विवरेणाथ हन्यात्रिज्याङ्ककर्णयोः
Then, the remainder is struck through the opening by the arc between the bowstring and the ear.
ऋणमूने ऽधिके प्रोह्य शेषं वक्रगतिर्भवेत्
If the debt is greater, after subtracting it, the remainder will move in a curved path.
शररुद्रैश्चतुर्यांशुकेन्द्रांशेर्भूसुतादयः
The arrow, Rudra, a quarter of the Moon, and the Sun’s portion are the Earth’s offspring and others.
क्रमज्या विषुवद्भाघ्नी क्षितिज्या द्वादशोद्धृता
The progressive arc is multiplied by the equinoctial part; the horizon arc is divided by twelve.
तत्कार्मुकमुदक्रान्तौ धनहीनो पृथक्क्षते
When the bow is crossed upward, if lacking wealth, it is separately diminished.
याम्यक्रान्तौ विपर्यस्ते द्विगुणैते दिनक्षये
When crossed toward the south and reversed, these are doubled at the day’s end.
ग्रहलिप्ता भगाभोगाभानि भुक्त्यादिनादिकम्
The degrees of planets, the portions of the Sun, and the beginning of enjoyment and other such things.
गतगम्याश्च षष्टिघ्ना भुक्तियोगाप्तनाडिकाः
The distances traversed are multiplied by sixty; the periods of enjoyment and acquired time units.
गतगम्याश्च षष्टिघ्ना नातोभुक्ततरोद्धृताः
The distances traversed are multiplied by sixty and divided by the highest period of enjoyment.
शेषं बवो बालवश्च कौलवस्तैतिलो गरः
The remainder is Bava, Balava, Kaulava, Taitila, and Gara.
शकुनिर्नागाश्च चतुष्पद किंस्तुघ्नमेव च
Shakuni, Naga, Chatushpada, and Kimstughna likewise.
तत्र शकाङ्गुलैरिष्टैः सममण्डलमालिखेत्
There, with the desired finger units, one should mark the circle equally.
तच्छायाग्रं स्पृशेद्यत्र दत्तं पूर्वापराह्नयोः
Where the tip of the shadow touches, that is given for the forenoon and afternoon.
तन्मध्ये तिमिना रेखा कर्तव्या दक्षिणोत्तत
In the middle, a line should be drawn with a thread, from south to north.
दिग्मध्यमत्स्यैः संसाध्या विदिशस्तद्वदेव हि
The intermediate directions are determined by the fish in the middle of the directions, similarly for the sub-directions.
भुजसूत्राङ्गुलैस्तत्र दत्तैरिष्टप्रभा मता
There, with the given arm-string finger units, the desired radiance is considered.
भमण्डलं च विषुवन्मण्डलं परिकीर्तितम्
The circle of the shadow and the equinoctial circle are thus described.
इष्टच्छायाविषुवतोर्मध्येह्यग्राभिधीयते
Between the desired shadow and the equinoctial, the tip is named.
प्रोह्य शङ्कुकृते मूलं छाया शेकुविपर्ययात्
When the base is set up in the form of a gnomon, the shadow is measured in reverse order.
तद्गुणाद्भदिनैर्भक्त्या द्युगणाद्यदवाप्यते
From its qualities, by the proper method, and with devotion, the result is obtained according to the number of days.