Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR6802

HR6802 is a variable sub-giant star in the constellation of Sagittarius.

HR6802 visual magnitude is 6.51. Because of its reltive faintness, HR6802 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 HR6802:

6.51
Sub-giant
HR6802 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6802

HR6802 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 HR6802 are provided in the following table:

18h 11m 58s
-28° 54’ 05”
2.9°
-4.98°
Sagittarius

The simplified sky map below shows the position of HR6802 in the sky:

Finder chart HR6802 star
Simplified finder chart for HR6802.

Visibility of HR6802 from your location

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

Today's HR6802 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 118.9°
Max altitude: 9.6°
Azimuth: 241.1°
HR6802 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6802

The image below is a photograph of HR6802 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 HR6802 is 0.017 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6802 star
DSS2 image of HR6802. The red arrow shows the motion of HR6802 during the next 10000 years (2.83 arcmin in Right Ascension and -0.83 arcmin in declination);

Distance of HR6802 from the Sun and relative movement

HR6802 is distant 432.36 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

132.63 pc
432.36 ly
-14 km/s
0.017 arcsec/year
-0.005 arcsec/year

Spectral properties of HR6802

HR6802 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star. HR6802 is also a SrEuCr chemically peculiar star.

0.90
B9IV
10252K

The red dot in the diagram below shows where HR6802 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6802. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6802

SAO186444
SAO186444