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2nd equation additive months ahargana aksha altitude apsis argument of latitude Aries armillary sphere ascensional difference astronomers Asuras bhagola bhuja called centre Chapter circumference cosine degrees diameter digits disc diurnal circle diurnal motion divide the product Earth eastern horizon ecliptic elapsed epicycle equal equinoctial shadow excentric ghatikas ghatis given place Gnomon half heliacal rising Hence higher apsis horoscope hypothenuse Kalpa Kendra koti kujya lagna latitude longitude lunar days lunar month mean place meridian Meru minutes Moon's multiplied node nonagesimal north and south north or south orbit pa'ta palabha parallax Pata planet pole Pranas prime vertical question quotient rectified remainder revolutions revolve rising periods s'anku S'loka savana sidereal signs sine of amplitude sine of declination solar solar eclipse spashta sphere square-root star Sthityardha subtractive days Sun and Moon sun-rise Sun's terrestrial days tithi triangle true place valana versed sine yojanas yuga zenith distance
الصفحة 135 - As the conjugate diameter is to the transverse, so is the square root of the difference of the squares of the...
الصفحة 42 - SAMA-KALA places of the Sun and the Moon : But increase the place of the node (at midnight) by its change, if the instant of the syzygy be before midnight, or diminish it if it be after midnight. What covers the Sun and 9. The Moon being like a cloud in the Moon in their eclipses. a lower sphere covers the Sun (in a solar eclipse) ; but in a lunar one the Moon moving eastward enters the Earth's shadow and (therefore) the shadow obscures her disc.
الصفحة 177 - ... is not eclipsed. At the change of the moon, it often happens that an observer, placed at the centre of the earth, would find the sun, when far from the zenith, obscured by the intervening body of the moon; whilst another observer on the surface of the earth will not, at the same time, find him to be so obscured, as the moon will appear to him to be depressed from the line of vision extending from his eye to the sun. Hence arises the necessity for the correction of parallax in celestial longitude...
الصفحة 251 - FIG. 24 or (a) where the positive or negative sign is to be taken according as the polygon has been described in the positive or negative direction.
الصفحة 112 - ... water, space, and fire, is of a spherical shape, and being surrounded by planets, such as the Moon, Mercury, Venus, the Sun, Mars, Jupiter, and Saturn, and by the orbits of stars« stands firm in the midst of space by its own power, without any other aid. This, he says, is a well-ascertained fact. Like the pollen in the Kadamba flower, on its surface are countries, mountains, gardens, and buildings, where Räksasas, men, Devas.
الصفحة 177 - ... another observer on the surface of the earth will not, at the same time, find him to be so obscured, as the moon will appear to him to be depressed from the line of vision extending from his eye to the sun. Hence arises the necessity for the correction of parallax in celestial longitude and parallax in latitude in solar eclipses, in consequence of the difference of the distance of the sun and the moon. When the sun and the moon are in opposition, the earth's shadow envelopes the moon in darkness...
الصفحة 116 - In those lower regions dwell the race of serpents [who live] in the light shed by the rays issuing from the multitude of the brilliant jewels of their crests, together with the multitude of Asuras; and there the Siddhas enjoy themselves with the pleasing persons of beautiful females, resembling the finest gold in purity.
الصفحة 119 - ... an efficacy that if her name be listened to, if she be sought to be seen, if seen, touched or bathed in, if her waters be tasted, if her name be uttered, or brought to mind, and her virtues be celebrated, she purifies in many ways thousands of sinful men [from their sins]. 40. And if a man make...
الصفحة 4 - ... are unequal to each other, ,in consequence of the circumferences of their orbits ; and by this unequal motion, they pass the signs...