Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]


HR6620 is a star in the constellation of Serpens.

HR6620 visual magnitude is 5.94. Because of its reltive faintness, HR6620 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 HR6620:

HR6620 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6620

HR6620 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 HR6620 are provided in the following table:

17h 47m 36s
-14° 43’ 32”

The simplified sky map below shows the position of HR6620 in the sky:

Finder chart HR6620 star
Simplified finder chart for HR6620.

Visibility of HR6620 from your location

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

Today's HR6620 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 104.7°
Max altitude: 23.8°
Azimuth: 255.3°
HR6620 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6620

The image below is a photograph of HR6620 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 HR6620 is -0.019 arcsec per year in Right Ascension and -0.02 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6620 star
DSS2 image of HR6620. The red arrow shows the motion of HR6620 during the next 10000 years (-3.17 arcmin in Right Ascension and -3.33 arcmin in declination);

Distance of HR6620 from the Sun and relative movement

HR6620 is distant 510.17 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

156.49 pc
510.17 ly
-25 km/s
-0.019 arcsec/year
-0.02 arcsec/year

Spectral properties of HR6620

HR6620 belongs to spectral class B9 HR6620 is also a HgMn chemically peculiar star.


The red dot in the diagram below shows where HR6620 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6620. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6620