Star YY Sextantis

Binary star YY Sextantis is located 1255 light years away from the Sun. It consists of a white dwarf and a red dwarf. For now, there are no known exoplanets in this star system.

YY Sextantis A

White dwarf

Location

Right ascension: 10h 39m 46.996s

Declination: -5° 6' 58.623'' (equatorial region)

Parallax: 2.598

Sun distance: 1255.232 ly | 384.9 pc

Basic characteristic

Photometry

K
2.1

H
1.6

J
1.2

Grp
0.8

I
0.8

G
0.6

V
0.5

Gbp
0.5

B
0.4

U
0.3

Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

YY Sextantis B

Red dwarf

Spectral class: M6.2V

Basic characteristic

Mass: 9 % M Sun | 94 M Jupiter

Size: 10 % R Sun (estimate)

Temperature: 2823 K | 0.49 T Sun

YY Sextantis system structure

	YY Sextantis A
	YY Sextantis B

More about YY Sextantis

       YY Sextantis can be found in southern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.

Other designations of this star
Gaia DR3 3776795812613678976, RX J1039.7-0507, YY Sex

External sources

Confirmation of two magnetic cataclysmic variables as polars: 1RXS J174320.1-042953 and YY Sex

Scientific study, Accepted: 20. 02. 2023

Get your next news from nearby stars

This is a new project, and partly still in development. There will be soon more information and functions. We would love your support on social media.

Living Future: Nearby stars

Visit profile on X Follow @LIVINGfUTUREcz