How to analyze the star chart, what is the relationship between each house and constellation, and what does it mean?

The first house of the zodiac, with longitude ranging from 0 degrees to 30 degrees, was originally in Aries, hence its name. But due to precession, it has now moved to Pisces. On March 2 1 every year, the sun comes to this palace. At that time, the solar term was the vernal equinox, so the vernal equinox was also called "the first point of Muyang Palace".

Center position: 4: 20 right ascension, declination 17 degrees. In the south of Perseus and the Imperial Palace. North of Orion. There are the famous Pleiades and Pleiades star clusters in the constellation. Alpha Star (Bi Su Wu) is an orange star with a magnitude of 1. There are 28 stars in the constellation that are brighter than 4.

Taurus

In the second house, the yellow meridian ranges from 30 degrees to 60 degrees. The sun comes to this palace around April 20th every year, when the solar term is Grain Rain.

Center position: 7: 00 right ascension, 10 minute, 24 degrees right ascension. Between Taurus and Cancer. The two brightest stars, α and β, stand out. α (Beihe II) is a secondary star, and β (Beihe III) is a 1 star. The open cluster M35 is visible to the naked eye. There are 19 stars brighter than 4 in the constellation.

Gemini

The third house. The longitude of the yellow meridian ranges from 60 degrees to 90 degrees. Every year the sun comes to this palace around 2 1, when the solar terms are full.

Center position: 8: 00 right ascension, 10 minute, 20 degrees right ascension. Gemini East, Leo West. There are four brighter stars in the constellation, and there is an open cluster M44 (Ghost Cluster).

cancer

The fourth house. The longitude of the Yellow River varies from 90 degrees to 120 degrees. It originally came from Cancer, hence its name. The sun comes to this palace around June 22nd every year, when the solar term is from summer solstice, so the summer point is also called "the first point of Cancer Palace".

Center position: right ascension 10: 30, declination 16 degrees. Cancer is in the east, virgins and latecomers are in the west. Alpha star (Xuanyuan XIV) is 1, beta star (Emperor I) and gamma star (algie Ba) are both visual binaries, both of which are third-class stars. Together with the triangle star (Upper West Phase), it forms the famous quadrilateral. There are 18 stars brighter than 4 in the constellation.

Leo

The fifth house. The longitude of the meridian varies from 120 degrees to 150 degrees. Every year around July 23rd, the sun comes to this palace, when the solar term is summer heat.

Center position: right ascension 13: 20, declination -5 degrees. Leo is east and Libra is west. The alpha star (corner) is 1, which forms an equilateral triangle with the beta star of Leo and the alpha star of Capricorn. There are 15 stars brighter than 4 in the constellation.

Virgo

The sixth house. The longitude of the meridian varies from 150 degrees to 180 degrees. The sun comes to this palace around August 23rd every year, when the solar term is summer.

Center position: right ascension 10 minute, declination-15 degree. Between Virgo and Scorpio. Four stars α, ι, γ and β (zubenelgenubi, II, III, IV) form a trapezoid. In other words, seven stars in Pleiades 0 are brighter than four stars.

libra

The seventh house. ? /font & gt； > flattering? ; By who? 80 degrees to 2 10 degrees. The sun comes to this house around September 24th every year, when the solar term is the autumnal equinox, so the autumnal equinox is also called "the first point of Libra". The most prominent constellation in the zodiac.

Center position: right ascension 16: 40, declination -36 degrees. Summer appears in the southern sky, and the scorpion's tail points to the southeast, between the snake head, Sagittarius and Libra. Alpha star (Antares) is a red star with a magnitude of 1. The open clusters M6 and M7 are visible to the naked eye. There are 22 stars in the constellation that are brighter than 4.

Scorpius

The eighth house. ? /font & gt； > hey? ; By who? 10 degrees to 240 degrees. The sun comes to this house every year around1October 23rd, 10. The solar term at that time was the first frost.

Center position: right ascension 19, declination -28 degrees. East of Ophiuchus and west of Capricorn. Located in the brightest part of the Milky Way, the center of the Milky Way is in the direction of Sagittarius. The diffuse nebula M8 is visible to the naked eye. There are 20 stars in the constellation brighter than 4.

Archer

The ninth house. ? /font & gt； > hey? ; By who? 40 degrees to 270 degrees. The sun comes to this palace around165438+1October 22nd every year. The solar term at that time was light snow.

Center position: right ascension 2 1, declination-18 degrees. East of Sagittarius and west of Aquarius. There are not many bright stars in the seat, including 2 third-class stars and 7 fourth-class stars.

capricorn

The tenth house. The longitude of the meridian varies from 270 degrees to 300 degrees. The sun comes to this palace on February 22, 65438 every year. The solar term at that time was the winter solstice. Therefore, the winter solstice is also called "the first point of Capricorn Palace".

Center position: 22: 40 right ascension, declination-13 degrees. South of Pegasus and Pisces, north of Pisces. The four stars α, β, θ, and δ (dangerous lodge I, virtual lodge I, weeping lodge II, and Yulin Army XXVI) are arranged in a γ-shape, that is, the bottle mouth. Zeta Star (grave lodge I) is a beautiful visual binary star. Alpha and gamma stars (Tomb II) are almost all on the equator of the celestial sphere. The globular cluster M2 can be seen in a small telescope. There are 17 stars brighter than 4 in the constellation.

aquarius

The eleventh house. The longitude of the meridian varies from 300 degrees to 330 degrees. The sun comes to this palace around 65438+1October 20th every year. The solar term at that time was the great cold.

Center position: right ascension 10 minute, declination 10 degree. In fairy, goat, whale, flying horse and other constellations, the vernal equinox is near its southern boundary, and there are 8 4-level stars in the constellation.

fish

Palace 12. ? /font & gt； > teasing; By who? 30 to 360 degrees. The sun comes to this house around February 19 every year. The solar term at that time was rain.

Center position: right ascension 2: 40, declination 2 1. Between Pisces and Taurus. α, β and γ (Building 3, Building 1 and Building 2) are about 20 degrees south of Andromeda γ. α is a second-class star, which forms an isosceles triangle with Andromeda β and γ. There are five stars above level 4 in the constellation.