Surya Siddhanta
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Surya Siddhanta is an ancient Indian astronomical treatise that systematically outlines mathematical and observational methods for calculating planetary motions, eclipses, and calendrical time.
Statements (76)
| Predicate | Object |
|---|---|
| instanceOf |
Hindu astronomical work
ⓘ
Indian mathematical text ⓘ Sanskrit text ⓘ astronomical treatise ⓘ |
| associatedDeity | Surya NERFINISHED ⓘ |
| cosmologicalModel | geocentric model ⓘ |
| culturalContext | classical Indian science ⓘ |
| describes |
methods for computing eclipses
ⓘ
methods for computing planetary positions ⓘ methods for interpolation ⓘ rules for calendar construction ⓘ rules for chord calculation ⓘ rules for determining auspicious times ⓘ sine function ⓘ trigonometric tables ⓘ |
| focusesOn |
calendrical calculations
ⓘ
cosmology ⓘ distance to the moon estimation ⓘ distance to the sun estimation ⓘ earth’s circumference estimation ⓘ earth’s diameter estimation ⓘ eclipse prediction ⓘ eclipses ⓘ ecliptic coordinates ⓘ ecliptic obliquity ⓘ equinoxes and solstices ⓘ geographical latitude and longitude ⓘ gnomon measurements ⓘ intercalary months ⓘ lunar nodes ⓘ lunar theory ⓘ mean and true positions of planets ⓘ nakshatras ⓘ planetary conjunctions ⓘ planetary diameters estimation ⓘ planetary longitudes ⓘ planetary motions ⓘ planetary periods ⓘ precession of the equinoxes ⓘ shadow calculations ⓘ sidereal time ⓘ solar theory ⓘ spherical astronomy ⓘ timekeeping ⓘ tithi calculation ⓘ trigonometry ⓘ yugas ⓘ zodiac signs ⓘ |
| hasApproximateDate |
late first millennium BCE to early first millennium CE (in earlier form)
ⓘ
revised form around 4th–5th century CE ⓘ |
| hasEnglishTranslation | Surya Siddhanta: A Text-book of Hindu Astronomy (by Ebenezer Burgess) NERFINISHED ⓘ |
| hasGenre |
astrology
ⓘ
astronomy ⓘ mathematical astronomy ⓘ |
| hasLanguage | Sanskrit ⓘ |
| hasStructure | chapters ⓘ |
| hasTitle | Surya Siddhanta NERFINISHED ⓘ |
| influenced |
Aryabhata
NERFINISHED
ⓘ
Bhaskara I NERFINISHED ⓘ Bhaskara II NERFINISHED ⓘ Brahmagupta NERFINISHED ⓘ Hindu Panchang NERFINISHED ⓘ Indian calendrical systems ⓘ Varahamihira NERFINISHED ⓘ traditional Indian astrology ⓘ |
| preservedIn | manuscripts ⓘ |
| region |
South Asia
ⓘ
surface form:
Indian subcontinent
|
| religiousContext | Hinduism NERFINISHED ⓘ |
| studiedIn |
history of astronomy
ⓘ
history of mathematics ⓘ |
| tradition | Indian astronomy ⓘ |
| uses |
corrections for true motions
ⓘ
mean motions of planets ⓘ sexagesimal-like numerical schemes ⓘ sidereal zodiac ⓘ yuga cycles ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.