HR272

Altitude: 30.6° Azimuth: 306.6° Direction: North-West

HR272 is a giant star in the constellation of Andromeda.

HR272 visual magnitude is 6.12. Because of its reltive faintness, HR272 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 HR272:

Color of HR272 ⬤

Magnitude of HR272 6.12

Class Giant

VISIBILITY RIGHT NOW

HR272 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 30.6°
Azimuth: 306.6°
Direction: North-West

Celestial coordinates and finder chart of HR272

HR272 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR272 are provided in the following table:

Right Ascension J2000 00h 57m 39s

Declination J2000 +45° 50’ 22”

Galactic Longitude 124.07°

Galactic Latitude -17.02°

Constellation Andromeda

The simplified sky map below shows the position of HR272 in the sky:

Simplified finder chart for HR272.

Visibility of HR272 from your location

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

HR272 is circumpolar and transits at 20:00 UTC (altitude: 84.4°)

Digitized Sky Survey image of HR272

The image below is a photograph of HR272 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 HR272 is 0.013 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR272. The red arrow shows the motion of HR272 during the next 10000 years (2.17 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of HR272 from the Sun and relative movement

HR272 is distant 439.35 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

Distance (parsec) 134.77 pc

Distance (light year) 439.35 ly

Heliocentric radial velocity 5 km/s

Proper Motion RA 0.013 arcsec/year

Proper Motion Dec 0.005 arcsec/year

Spectral properties of HR272

HR272 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.47

Spectral Type K2III

Color Index (B-V) 1.02

Temperature of HR272 4695K

The red dot in the diagram below shows where HR272 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR272. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR272

Henry Draper Catalogue HD5526

SAO Catalogue SAO36795

Hipparcos Catalogue HIP4501

Durchmusterung Catalogue BD+45 237

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