⚠Vertical crease on the left side of the page; light staining on the bottom right corner.

Salutations to the Auspicious One

original: "Shri"; a traditional invocation used to begin sacred or scientific texts.

Now begins the Table of Contents for the Surya Siddhanta.


Invocation and Auspicious Introduction .... 1-1	Questions on Direction, Place, and Time: Determining Direction 65-1
Description of the demon Maya’s penance to obtain astronomical knowledge and the granting of the boon .... 2-2	Knowledge of Shadows Used for determining time and latitude .... 68-5
Dialogue between Maya and the Man born from a part of the Sun .... 5-7	Knowledge of Latitude .... 74-13
Description of the different divisions of Time .... 7-10	Calculating the Equinoctial Shadow from Latitude .... 75-16
Measurement of the Great Ages Yugas: vast cycles of cosmic time, their transitions, and dawn/twilight periods 9-15	Calculation of the Sine of the Latitude .... 78-22
Measurement of the reign of a Manu Manvantara: a period of 306,720,000 years .... 10-18	Knowledge of the rising of signs at one's own location .... 90-43
Measurement of a Day of Brahma Kalpa: a period of 4.32 billion years .... 11-19	Calculation of Time .... 94-49
Measurement of the total lifespan of the Creator .... 11-21	Thus ends Chapter 3: The Three Inquiries.
Calculating the number of years elapsed to determine the true positions of planets .... 12-23	Now, regarding Lunar Eclipses: Calculating the true diameters of the Sun and Moon .... 95-1
Description of the motion of the planets .... 13-25	Knowledge of the occurrence of the two eclipses .... 99-6
The nature of planetary revolutions .... 14-27	Calculation of the Nodes The points where the moon's path crosses the ecliptic .... 100-8
Calculation of the total number of elapsed days Ahargana: the count of days since the start of the epoch .... 21-45	The purpose of the planetary disks .... 100-9
Determining the position of planets through revolutions .... 25-53	Calculation of the magnitude of the eclipse .... 101-10
Calculation of the Jovian years .... 26-55	Knowledge of the middle, start, and end times of an eclipse 103-16
Determining the mean positions of the planets .... 27-56	Knowledge of the times of total obscuration and emergence 104-17
Prime Meridian and geographical locations .... 30-62	Special considerations for Solar Eclipses .... 105-19
Knowledge of the time when a weekday begins .... 32-66	Various methods for calculating the magnitude of an eclipse 105-20
Calculating the instantaneous position of a planet .... 33-67	Converting the diameters into digits Angulas: a traditional unit of measure .... 107-24
Thus ends Chapter 1: On the Mean Motions.	Thus ends Chapter 4: On Lunar Eclipses.
Now begins Chapter 2: On the True Positions of Planets. .... 35-1	The specific differences in calculating a Solar Eclipse compared to a Lunar one .... 109-1
Sine corrections for the planets .... 41-15	Calculation of parallax in latitude .... 115-10
Correction for the planet's slow apsis Manda-kendra: similar to the equation of center .... 48-34	Thus ends Chapter 5.
Correction for the planet's fast apsis Shighra-kendra: similar to the equation of anomaly .... 50-40	Chapter on the projection and diagrams of Solar and Lunar eclipses .... 122-1
Calculation of the planet's latitude .... 52-45	Thus ends Chapter 6: On Projections.
Knowledge of the length of day and night .... 59-58	Now, description of the different types of planetary conjunctions .... 132-1
Determining the Lunar Mansion Nakshatra of the planets .... 62-64	Now, description of the visibility corrections .... 134-7
Calculation of the Yoga A specific astrological period .... 63-65	Calculation of the minutes of the planetary disks .... 132-13
Calculation of the Lunar Day Tithi .... 63-66	Description of planetary "wars" close conjunctions and meetings .... 143-18
Calculation of the half-lunar day Karana .... 64-67	Thus ends Chapter 7: On Planetary Conjunctions.
Thus ends Chapter 2: On True Positions.	Knowledge of the fixed coordinates and latitudes of the stars .... 146-1
Now begins Chapter 3: On the Three Inquiries. .... 65-1	Knowledge of the junction stars .... 153-16