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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Sagittarius » 

HR6861

Altitude: 0.6°   Azimuth: 133.6°   Direction: South-East

HR6861 is a variable giant star in the constellation of Sagittarius.

HR6861 visual magnitude is 6.25. Because of its reltive faintness, HR6861 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 HR6861:

6.25
Giant

HR6861 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 0.6°
Azimuth: 133.6°
Direction: South-East

Celestial coordinates and finder chart of HR6861

HR6861 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 HR6861 are provided in the following table:

18h 21m 31s
-24° 54’ 53”
7.44°
-4.99°
Sagittarius

The simplified sky map below shows the position of HR6861 in the sky:

Finder chart HR6861 star
Simplified finder chart for HR6861.

Visibility of HR6861 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 HR6861 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: 114.9°
Max altitude: 13.6°
Azimuth: 245.1°

Digitized Sky Survey image of HR6861

The image below is a photograph of HR6861 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 HR6861 is 0.007 arcsec per year in Right Ascension and 0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6861 star
DSS2 image of HR6861. The red arrow shows the motion of HR6861 during the next 100000 years (11.67 arcmin in Right Ascension and 13.33 arcmin in declination);

Distance of HR6861 from the Sun and relative movement

HR6861 is distant 1,164.29 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

357.14 pc
1,164.29 ly
3 km/s
0.007 arcsec/year
0.008 arcsec/year

Spectral properties of HR6861

HR6861 belongs to spectral class M5 and has a luminosity class of III corresponding to a giant star.

-1.51
M5III
3345K

The red dot in the diagram below shows where HR6861 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6861. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6861

SAO186699
SAO186699