In astronomy, declination (abbreviated dec; symbol δ) is one of the two angles that locate a point on the celestial sphere in the equatorial coordinate...

that the solar declination would decrease linearly with time. Eventually, the Sun would be directly above the South Pole, with a declination of −90°; then...

on its meridian measured from the celestial pole, similar to the way declination (dec, δ) is measured from the celestial equator. Polar distance in celestial...

coordinate used in astronomy Magnetic declination, angle that must be added or subtracted in the use of compass for geography Grid declination, angle between...

Yantra turned the basic hug sundial into a precision tool for measuring declination and other related coordinates of various heavenly bodies. The Vrihat...

course of a month (specifically a tropical month of about 27.3 days). The declination (a celestial coordinate measured as the angle from the celestial equator...

Redshift μ - proper motion π - parallax J - epoch α - Right Ascension δ - Declination λ - Ecliptic longitude β - Ecliptic latitude l - Galactic longitude b...

In astronomy, the hour circle is the great circle through a given object and the two celestial poles. Together with declination and distance (from the...

Torres, New proper-motion stars south of declination -40 deg and right ascension between 00 H and 04 H 30 M, Astronomy and Astrophysics Supplement Series,...

Spherical astronomy, or positional astronomy, is a branch of observational astronomy used to locate astronomical objects on the celestial sphere, as seen...

and sistere ("to stand still"), because at the solstices, the Sun's declination appears to "stand still"; that is, the seasonal movement of the Sun's...

Babylonian astronomy was the study or recording of celestial objects during the early history of Mesopotamia. The numeral system used, sexagesimal, was...

(also "star on top", "overhead star", "latitude star") are stars whose declination equals the latitude of the observers location, and hence at some time...

in two parts, in 1965 (for declinations +20 to +40) and 1967 (declinations -7 to + 20 and +40 to +80), by the Radio Astronomy Group of the University of...

investigated magnetic declination. At that time, an explanation was sought that would explain the nature of the phenomena of both declination and inclination...

of astronomy focuses on the contributions civilizations have made to further their understanding of the universe beyond earth's atmosphere. Astronomy is...

In astronomy, a planisphere (/ˈpleɪ.nɪˌsfɪər, ˈplæn.ɪ-/) is a star chart analog computing instrument in the form of two adjustable disks that rotate on...

ascension) is paired with a second perpendicular axis of motion (known as the declination). The equatorial axis of the mount is often equipped with a motorized...

declination of +89°32'23", which translates to 1657" (or 0.4603°) from the celestial north pole, in February 2102. Its maximum apparent declination (taking...

Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical...

In astronomy, a conjunction occurs when two astronomical objects or spacecraft appear to be close to each other in the sky. This means they have either...

of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is...

DDd is the Declination in degrees and tenths of a degree, e.g. 8C 0014+861 for a source at Right Ascension 00 14 and 86.1 degrees Declination in 1950 coordinates...

the ecliptic. The group reaches from near the north celestial pole to declination −30°. The Hercules Family is a group of constellations connected mainly...

may include those that lie between declinations 45° north and 45° south, or those that pass through the declination range of the ecliptic (or zodiac) ranging...

south. For example, the north celestial pole has a declination of +90°. The origin for declination is the celestial equator, which is the projection of...

In astronomy, an equinox is either of two places on the celestial sphere at which the ecliptic intersects the celestial equator. Although there are two...

(16:02:08.83) and declination (26:19:31.20). Astronomy, Go. "IC 1166 | galaxy pair in Corona Borealis | IC List | GO ASTRONOMY". Go-Astronomy.com. Retrieved...

difference between it and true north is called the magnetic declination (or simply the declination where the context is clear). For many purposes and physical...

coordinates of these borders lie between 04h 43.3m and 06h 25.5m , while the declination coordinates are between 22.87° and −10.97°. The constellation's three-letter...