HR8992

Altitude: 16.6° Azimuth: 144.7° Direction: South-East

HR8992 is a variable giant star in the constellation of Aquarius.

HR8992 visual magnitude is 6.36. Because of its reltive faintness, HR8992 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 HR8992:

Color of HR8992 ⬤

Magnitude of HR8992 6.36

Class Giant

VISIBILITY RIGHT NOW

HR8992 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 16.6°
Azimuth: 144.7°
Direction: South-East

Celestial coordinates and finder chart of HR8992

HR8992 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 HR8992 are provided in the following table:

Right Ascension J2000 23h 43m 49s

Declination J2000 -15° 17’ 03”

Galactic Longitude 66.52°

Galactic Latitude -70.32°

Constellation Aquarius

The simplified sky map below shows the position of HR8992 in the sky:

Simplified finder chart for HR8992.

Visibility of HR8992 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 HR8992 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: 105.3° RISE 13:56

Max altitude: 23.2° TRANSIT 18:34

Azimuth: 254.7° SET 23:12

Digitized Sky Survey image of HR8992

The image below is a photograph of HR8992 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 HR8992 is 0.032 arcsec per year in Right Ascension and -0.025 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8992. The red arrow shows the motion of HR8992 during the next 10000 years (5.33 arcmin in Right Ascension and -4.17 arcmin in declination);

Distance of HR8992 from the Sun and relative movement

HR8992 is distant 643.00 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

Distance (parsec) 197.24 pc

Distance (light year) 643.00 ly

Heliocentric radial velocity -22 km/s

Proper Motion RA 0.032 arcsec/year

Proper Motion Dec -0.025 arcsec/year

Spectral properties of HR8992

HR8992 belongs to spectral class M7 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.11

Spectral Type M7III

Color Index (B-V) 1.58

Temperature of HR8992 3677K

The red dot in the diagram below shows where HR8992 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8992. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8992

Henry Draper Catalogue HD222800

SAO Catalogue SAO165849

Hipparcos Catalogue HIP117054

Durchmusterung Catalogue BD-16 6352

General Catalogue of Variable Stars R Aqr

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In Evidence

Other stars in Aquarius