HR6499

Altitude: 64.2° Azimuth: 158.2° Direction: South-South-East

HR6499 is a multiple sub-giant star in the constellation of Hercules.

HR6499 visual magnitude is 6.41. Because of its reltive faintness, HR6499 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 HR6499:

Color of HR6499 ⬤

Magnitude of HR6499 6.41

Class Sub-giant

VISIBILITY RIGHT NOW

HR6499 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 64.2°
Azimuth: 158.2°
Direction: South-South-East

Celestial coordinates and finder chart of HR6499

HR6499 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 HR6499 are provided in the following table:

Right Ascension J2000 17h 26m 00s

Declination J2000 +26° 52’ 44”

Galactic Longitude 49.95°

Galactic Latitude 29.69°

Constellation Hercules

The simplified sky map below shows the position of HR6499 in the sky:

Simplified finder chart for HR6499.

Visibility of HR6499 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 HR6499 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: 63.1° RISE 9:25

Max altitude: 65.4° TRANSIT 18:01

Azimuth: 296.9° SET 2:40

Digitized Sky Survey image of HR6499

The image below is a photograph of HR6499 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 HR6499 is 0.008 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6499. The red arrow shows the motion of HR6499 during the next 10000 years (1.33 arcmin in Right Ascension and 3.83 arcmin in declination);

Distance of HR6499 from the Sun and relative movement

HR6499 is distant 676.35 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

Distance (parsec) 207.47 pc

Distance (light year) 676.35 ly

Heliocentric radial velocity -27 km/s

Proper Motion RA 0.008 arcsec/year

Proper Motion Dec 0.023 arcsec/year

Spectral properties of HR6499

HR6499 belongs to spectral class A5 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -0.17

Spectral Type A5IV

Color Index (B-V) 0.1

Temperature of HR6499 9028K

The red dot in the diagram below shows where HR6499 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6499. Attribution: Richard Powell / CC BY-SA

HR6499 star system properties

HR6499 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR6499 double sysyem:

Main star magnitude 6.41

Secondary star magnitude 11.41

Magnitude difference 5

Separation 49.4 arcsec

Alternative designations of HR6499

Henry Draper Catalogue HD158067

SAO Catalogue SAO85080

Hipparcos Catalogue HIP85313

Durchmusterung Catalogue BD+27 2809

FK5 Catalogue 3387

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In Evidence

Other stars in Hercules