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]
🌅 Sunrise: 6:36  ☀️ Transit: 13:02  🌅 Sunset: 19:29


HR6870 is a variable star in the constellation of Sagittarius.

HR6870 visual magnitude is 5.34. Because of its reltive faintness, HR6870 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 HR6870:

HR6870 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6870

HR6870 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 HR6870 are provided in the following table:

18h 22m 53s
-36° 40’ 09”

The simplified sky map below shows the position of HR6870 in the sky:

Finder chart HR6870 star
Simplified finder chart for HR6870.

Visibility of HR6870 from your location

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

Today's HR6870 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.7°
Max altitude: 1.9°
Azimuth: 233.3°
HR6870 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6870

The image below is a photograph of HR6870 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 HR6870 is 0 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6870 star
DSS2 image of HR6870. The red arrow shows the motion of HR6870 during the next 10000 years (0.00 arcmin in Right Ascension and -3.00 arcmin in declination);

Distance of HR6870 from the Sun and relative movement

HR6870 is distant 618.60 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

189.75 pc
618.60 ly
-12 km/s
-0.018 arcsec/year

Spectral properties of HR6870

HR6870 belongs to spectral class A


The red dot in the diagram below shows where HR6870 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6870. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6870