HR6455

HR6455 is a giant star in the constellation of Hercules.

HR6455 visual magnitude is 5.38. Because of its reltive faintness, HR6455 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 HR6455:

Color of HR6455 ⬤

Magnitude of HR6455 5.38

Class Giant

VISIBILITY RIGHT NOW HR6455 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 62°.

Celestial coordinates and finder chart of HR6455

HR6455 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 HR6455 are provided in the following table:

Right Ascension J2000 17h 20m 09s

Declination J2000 +25° 32’ 15”

Galactic Longitude 48.01°

Galactic Latitude 30.53°

Constellation Hercules

The simplified sky map below shows the position of HR6455 in the sky:

Simplified finder chart for HR6455.

Visibility of HR6455 from your location

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

Today's HR6455 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 64.5° RISE 20:45

Max altitude: 64.1° TRANSIT 5:14

Azimuth: 295.5° SET 13:39

RIGHT NOW HR6455 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6455

The image below is a photograph of HR6455 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 HR6455 is 0.021 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6455. The red arrow shows the motion of HR6455 during the next 10000 years (3.50 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR6455 from the Sun and relative movement

HR6455 is distant 502.31 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 154.08 pc

Distance (light year) 502.31 ly

Heliocentric radial velocity -5 km/s

Proper Motion RA 0.021 arcsec/year

Proper Motion Dec -0.015 arcsec/year

Spectral properties of HR6455

HR6455 belongs to spectral class A3 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.56

Spectral Type A3III

Color Index (B-V) 0.03

Temperature of HR6455 9766K

The red dot in the diagram below shows where HR6455 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6455. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6455

Henry Draper Catalogue HD157087

SAO Catalogue SAO85016

Hipparcos Catalogue HIP84821

Durchmusterung Catalogue BD+25 3246

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In Evidence

Other stars in Hercules