HR8987

HR8987 is a giant star in the constellation of Aquarius.

HR8987 visual magnitude is 5.28. Because of its reltive faintness, HR8987 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 HR8987:

Color of HR8987 ⬤

Magnitude of HR8987 5.28

Class Giant

VISIBILITY RIGHT NOW HR8987 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR8987

HR8987 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 HR8987 are provided in the following table:

Right Ascension J2000 23h 42m 27s

Declination J2000 -15° 26’ 52”

Galactic Longitude 65.53°

Galactic Latitude -70.18°

Constellation Aquarius

The simplified sky map below shows the position of HR8987 in the sky:

Simplified finder chart for HR8987.

Visibility of HR8987 from your location

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

Today's HR8987 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 105.4° RISE 3:19

Max altitude: 23.1° TRANSIT 7:56

Azimuth: 254.6° SET 12:33

RIGHT NOW HR8987 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8987

The image below is a photograph of HR8987 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 HR8987 is 0.025 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8987. The red arrow shows the motion of HR8987 during the next 10000 years (4.17 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR8987 from the Sun and relative movement

HR8987 is distant 279.83 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 85.84 pc

Distance (light year) 279.83 ly

Heliocentric radial velocity 7 km/s

Proper Motion RA 0.025 arcsec/year

Proper Motion Dec -0.008 arcsec/year

Spectral properties of HR8987

HR8987 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.61

Spectral Type K4III

Color Index (B-V) 1.37

Temperature of HR8987 4000K

The red dot in the diagram below shows where HR8987 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8987. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8987

Henry Draper Catalogue HD222643

SAO Catalogue SAO165841

Hipparcos Catalogue HIP116957

Durchmusterung Catalogue BD-16 6345

In Evidence

Other stars in Aquarius