What is the astronomical number of the main star of Pisces?

Pisces (Latin: Pisces, astronomical symbol:? ) is one of the zodiac signs, with an area of 889.42 square degrees, accounting for 2. 156% of the whole day, ranking 14 among the 88 signs in the whole day. Pisces falls from the sky on September 27th every year. There are 50 stars in Pisces that are brighter than 5.5, the brightest star is Right Geng Er (Pisces η), and the apparent magnitude is 3.62. Now the vernal equinox is near Thunderbolt 5 (Pisces ω). Latitude changes between+90 and? You can watch it between the ages of 65.

It can be seen in the area between 90 and-65 latitude, and the best observation time is 10/65438+21point. Pisces is most easily recognized by two small rings of Pisces, especially the small ring of Pisces, which is composed of Pisces β, γ, θ, ι, χ, λ and other stars near the south of Pegasus. Another small ring of Pisces is located in the east of Pegasus, and consists of Pisces stars σ, τ, υ, φ, χ, ψ 1.

From the star map, these stars in Pisces are located in the south of the quadrilateral in autumn, which can be regarded as a fish (western fish), and the dark star where the quadrilateral Pegasus β meets Andromeda α is another fish (northern fish). The "V" between two fish with the vertex of alpha star is the "rope" that binds them together.

This constellation has a messier objects: M74, which is located near the second right of the brightest star in Pisces. On the celestial sphere, there are two intersections between the ecliptic and the celestial equator. The intersection formed by the intersection of the ecliptic from the south of the celestial equator from west to east and the north of the celestial equator is called the "vernal equinox" in astronomy, which is of great significance in astronomy. Before, this important "spring equinox" was in Pisces. In the ancient tradition of China, the sky area of Pisces includes Thunderbolt Star, Sex Star and Rain Star, Underground Palace in the wall, Quekui Star, Outer Plane Star and Right Geng Star in the building.

The main star of the constellation

Bayer Nomenclature Fransted Nomenclature Other Names Official Appearance of China Stars, etc.

Pisces α-Al Rischa external screen VII 3.80

Pisces β-Formal Samaca Perak 1 4.53

Pisces γ-Simmah lightning II 3.69

Pisces δ-outer screen 1 4.43

Pisces ε-Outer Screen II 4.28

Zeta Pisces-Outer Screen 3 5.20

Pisces η-Kullat Nunu Right Duo 2 3.62

Pisces θ-Thunderbolt III 4.28

Pisces 4. 13- thunderbolt 4. 13

Pisces κ -sex and rain I 4.93

Pisces λ-Sex and Rain IV 4.49

Pisces μ-external screen IV 4.84

Pisces Argument-Outer Screen 5 4.45

Pisces ξ-Outer Screen 6 4.62

Pisces ο-Right 4.26

Pisces π-Right Duo 3 5.55

Pisces rho-right exceeds 5.38

Pisces σ-Quesu increased by 15 5.50.

Pisces τ-Quesu XI 4.5438+0

Pisces female Su Kui XIII 4.75

Pisces φ-Su Kui XIV 4.65

Pisces χ-Su Kui XV 4.66

Pisces ψ 1- Su Kui XVI 5.34

Pisces ω-thunderbolt 5 4.04

-Pisces 14- Sex increased by 2 5.88.

-Pisces 19- Sex increased by 7.95.

-Pisces 2 1- Sex and Rain 3 5.75

-Pisces 32- Tugong 1 5.70

-Pisces 45- Tugong 2 6.78

-Pisces 10 1- right table 5 6.20

-Pisces 107- Lou Su Zeng San 5.5438+04-5.26