HR6955

Altitude: 51.6° Azimuth: 213.7° Direction: South-South-West

HR6955 is a main-sequence star in the constellation of Hercules.

HR6955 visual magnitude is 5.77. Because of its reltive faintness, HR6955 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 HR6955:

Color of HR6955 ⬤

Magnitude of HR6955 5.77

Class Main-sequence

VISIBILITY RIGHT NOW

HR6955 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 51.6°
Azimuth: 213.7°
Direction: South-South-West

Celestial coordinates and finder chart of HR6955

HR6955 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 HR6955 are provided in the following table:

Right Ascension J2000 18h 31m 04s

Declination J2000 +16° 55’ 42”

Galactic Longitude 45.96°

Galactic Latitude 12.02°

Constellation Hercules

The simplified sky map below shows the position of HR6955 in the sky:

Simplified finder chart for HR6955.

Visibility of HR6955 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 HR6955 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: 73.1° RISE 11:46

Max altitude: 55.4° TRANSIT 19:13

Azimuth: 286.9° SET 2:45

Digitized Sky Survey image of HR6955

The image below is a photograph of HR6955 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 HR6955 is -0.032 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6955. The red arrow shows the motion of HR6955 during the next 10000 years (-5.33 arcmin in Right Ascension and -3.50 arcmin in declination);

Distance of HR6955 from the Sun and relative movement

HR6955 is distant 413.71 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

Distance (parsec) 126.90 pc

Distance (light year) 413.71 ly

Heliocentric radial velocity -9 km/s

Proper Motion RA -0.032 arcsec/year

Proper Motion Dec -0.021 arcsec/year

Spectral properties of HR6955

HR6955 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.25

Spectral Type A2V

Color Index (B-V) 0.04

Temperature of HR6955 9652K

The red dot in the diagram below shows where HR6955 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6955. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6955

Henry Draper Catalogue HD170878

SAO Catalogue SAO103800

Hipparcos Catalogue HIP90762

Durchmusterung Catalogue BD+16 3529

FK5 Catalogue 1481

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In Evidence

Other stars in Hercules