HR1521

Altitude: -7.3° Azimuth: 115.3° Direction: East-South-East

HR1521 is a giant star in the constellation of Eridanus.

HR1521 visual magnitude is 5.72. Because of its reltive faintness, HR1521 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 HR1521:

Color of HR1521 ⬤

Magnitude of HR1521 5.72

Class Giant

VISIBILITY RIGHT NOW

HR1521 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -7.3°
Azimuth: 115.3°
Direction: East-South-East

Celestial coordinates and finder chart of HR1521

HR1521 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 HR1521 are provided in the following table:

Right Ascension J2000 04h 45m 04s

Declination J2000 -21° 17’ 00”

Galactic Longitude 220.15°

Galactic Latitude -36.87°

Constellation Eridanus

The simplified sky map below shows the position of HR1521 in the sky:

Simplified finder chart for HR1521.

Visibility of HR1521 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 HR1521 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: 111.3° RISE 20:09

Max altitude: 17.2° TRANSIT 0:14

Azimuth: 248.7° SET 4:16

Digitized Sky Survey image of HR1521

The image below is a photograph of HR1521 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 HR1521 is 0.018 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 HR1521. The red arrow shows the motion of HR1521 during the next 10000 years (3.00 arcmin in Right Ascension and -4.17 arcmin in declination);

Distance of HR1521 from the Sun and relative movement

HR1521 is distant 626.92 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 192.31 pc

Distance (light year) 626.92 ly

Heliocentric radial velocity 22 km/s

Proper Motion RA 0.018 arcsec/year

Proper Motion Dec -0.025 arcsec/year

Spectral properties of HR1521

HR1521 belongs to spectral class K2

Absolute magnitude -0.70

Spectral Type K2

Color Index (B-V) 1.47

Temperature of HR1521 3839K

The red dot in the diagram below shows where HR1521 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1521. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1521

Henry Draper Catalogue HD30238

SAO Catalogue SAO169727

Hipparcos Catalogue HIP22086

Durchmusterung Catalogue BD-21 966

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In Evidence

Other stars in Eridanus