Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR8251

HR8251 is a giant star in the constellation of Aquarius.

HR8251 visual magnitude is 5.77. Because of its reltive faintness, HR8251 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR8251:

5.77
Giant
HR8251 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR8251

HR8251 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8251 are provided in the following table:

21h 35m 17s
-03° 58’ 59”
50.35°
-37.86°
Aquarius

The simplified sky map below shows the position of HR8251 in the sky:

Finder chart HR8251 star
Simplified finder chart for HR8251.

Visibility of HR8251 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR8251 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.0°
Max altitude: 34.5°
Azimuth: 266.0°
HR8251 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8251

The image below is a photograph of HR8251 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR8251 is -0.005 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR8251 star
DSS2 image of HR8251. The red arrow shows the motion of HR8251 during the next 100000 years (-8.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR8251 from the Sun and relative movement

HR8251 is distant 441.14 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

135.32 pc
441.14 ly
-2 km/s
-0.005 arcsec/year
0.001 arcsec/year

Spectral properties of HR8251

HR8251 belongs to spectral class G9

0.11
G9
4493K

The red dot in the diagram below shows where HR8251 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8251. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8251

SAO145510
SAO145510