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🌎  Greenwich, United Kingdom [change]

HR6647

HR6647 is a variable main-sequence star in the constellation of Scorpius.

HR6647 visual magnitude is 5.9. Because of its reltive faintness, HR6647 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 HR6647:

5.9
Main-sequence
HR6647 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6647

HR6647 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6647 are provided in the following table:

17h 52m 13s
-34° 47’ 57”
355.69°
-4.22°
Scorpius

The simplified sky map below shows the position of HR6647 in the sky:

Finder chart HR6647 star
Simplified finder chart for HR6647.

Visibility of HR6647 from your location

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

Today's HR6647 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.8°
Max altitude: 3.7°
Azimuth: 235.2°
HR6647 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6647

The image below is a photograph of HR6647 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 HR6647 is 0.004 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6647 star
DSS2 image of HR6647. The red arrow shows the motion of HR6647 during the next 100000 years (6.67 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of HR6647 from the Sun and relative movement

HR6647 is distant 829.52 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

254.45 pc
829.52 ly
-13 km/s
0.004 arcsec/year
-0.004 arcsec/year

Spectral properties of HR6647

HR6647 belongs to spectral class B6 and has a luminosity class of V corresponding to a main-sequence star.

-1.13
B6V
11573K

The red dot in the diagram below shows where HR6647 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6647. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6647

SAO209383
SAO209383