HR6377

HR6377 is a multiple giant star in the constellation of Hercules.

HR6377 visual magnitude is 5.39. Because of its reltive faintness, HR6377 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 HR6377:

Color of HR6377 ⬤

Magnitude of HR6377 5.39

Class Giant

VISIBILITY RIGHT NOW HR6377 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 45°.

Celestial coordinates and finder chart of HR6377

HR6377 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 HR6377 are provided in the following table:

Right Ascension J2000 17h 08m 02s

Declination J2000 +35° 56’ 07”

Galactic Longitude 59.31°

Galactic Latitude 35.58°

Constellation Hercules

The simplified sky map below shows the position of HR6377 in the sky:

Simplified finder chart for HR6377.

Visibility of HR6377 from your location

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

Today's HR6377 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 54.1° RISE 19:04

Max altitude: 74.5° TRANSIT 5:26

Azimuth: 305.9° SET 15:45

RIGHT NOW HR6377 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6377

The image below is a photograph of HR6377 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 HR6377 is -0.024 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6377. The red arrow shows the motion of HR6377 during the next 10000 years (-4.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR6377 from the Sun and relative movement

HR6377 is distant 175.74 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

Distance (parsec) 53.91 pc

Distance (light year) 175.74 ly

Heliocentric radial velocity -30 km/s

Proper Motion RA -0.024 arcsec/year

Proper Motion Dec -0.01 arcsec/year

Spectral properties of HR6377

HR6377 belongs to spectral class A5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 1.73

Spectral Type A5III

Color Index (B-V) 0.31

Temperature of HR6377 7399K

The red dot in the diagram below shows where HR6377 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6377. Attribution: Richard Powell / CC BY-SA

HR6377 star system properties

HR6377 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR6377 double sysyem:

Main star magnitude 5.39

Secondary star magnitude 5.49

Magnitude difference 0.1

Separation 0.1 arcsec

Alternative designations of HR6377

Henry Draper Catalogue HD155103

SAO Catalogue SAO65812

Hipparcos Catalogue HIP83838

Durchmusterung Catalogue BD+36 2827

Aitken Double Star Catalogue ADS10360

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In Evidence

Other stars in Hercules