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Title:; Determination of the right ascension of the sun, Venus and Mercury from observations with the Tashkent meridian circle in the years 1975 - 1976.
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adsabs.harvard.edu/abs/1979TsTas..87....8B
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Mercury/Earth Comparison ... Mercury Observational Parameters ... Right Ascension: 281.01 - 0.003T Declination : 61.45 - 0.005T Reference Date : 12:00 UT 1 Jan 2000 (JD 2451545.0) T = Julian centuries from reference date...
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nssdc.gsfc.nasa.gov/planetary/factsheet/mercuryfact.htm...
nssdc.gsfc.nasa.gov/planetary/factsheet/mercuryfact.html
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For the Sun, Mercury, Venus and Mars each coordinate is represented ... Mean Right Ascension and Declination adjusted to the equator and equinox of any specified epoch (e.g., Epoch 2000.0). Topocentric Apparent Right Ascension, Declination, Azimuth, Altitude, and approximate time of the body's Rise, Transit, and Set.
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www.willbell.com/math/MC11.htm
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Now let's consider the moments when the Sun ingresses cardinal signs in the right ascension Zodiac, together with the declination diagram: ... Look at this diagram for Mercury declination together with Mercury's ingress to cardinal signs in right ascension:
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www.alphee.com/Weekly_Articles/RA/index.htm
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right aCcetarlotl asndN declination, wasofoenear> that Is collcluded I2. Inigllt very we11 expeE a gvod.obServatioll of- Mercury, in cafot ...
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www.jstor.org/stable/106734
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Find out what right ascension means: A Dictionary of Astronomy has the definition of right ascension. Research related newspaper, magazine, and journal articles at HighBeam.com. Research made easy! ... Right ascension is measured anticlockwise around the celestial equator, usually in hours, minutes, and seconds of sidereal...
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www.highbeam.com/doc/1O80-rightascension.html
www.highbeam.com/doc/1O80-rightascension.html
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Mercury is less than 1 AU at 0.3. As for the 1,014 AU, that amountsto 152,100,000,000 kilometers (94,302,000,000 miles). This is a realm farbeyond Pluto among the Kuiper belt of comets, a disk surrounding the solarsystem containing upwards of a billion comets.
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www.space.com/spacewatch/ask_astronomer_0008.html
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Declination and Right Ascension ... Right ascension (RA) is the celestial equivalent of longitude. RA can be expressed in degrees, but it is more common to specify it in hours, minutes, and seconds of time: the sky appears to turn 360° in 24 hours, or 15° in one hour.
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www2.jpl.nasa.gov/basics/bsf2-2.php
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Mercury is the only other planet which moves significantly away from the ecliptic plane ( 7°) . ... Formal measurements of viewing direction from the Earth are usually expressed in terms of right ascension and declination, the analogs to longitude and latitude on the surface of the Earth.
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hyperphysics.phy-astr.gsu.edu/hbase/eclip.html
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