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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:47  
clear_day Transit: 12:56  
SunsetSet: 20:07
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Ophiuchus » 

HR6144

Altitude: -11.0°   Azimuth: 88.2°   Direction: East

HR6144 is a supergiant star in the constellation of Ophiuchus.

HR6144 visual magnitude is 6.5. Because of its reltive faintness, HR6144 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR6144 is -0.015 arcsec per year in Right Ascension and -0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6144 star
DSS2 image of HR6144. The red arrow shows the motion of HR6144 during the next 10000 years (-2.50 arcmin in Right Ascension and -1.83 arcmin in declination);

Key facts about HR6144

6.5
Supergiant

HR6144 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.0°
Azimuth: 88.2°
Direction: East

Celestial coordinates and finder chart of HR6144

HR6144 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 HR6144 are provided in the following table:

16h 30m 29s
-07° 30’ 53”
7.96°
26.71°
Ophiuchus

The simplified sky map below shows the position of HR6144 in the sky:

Finder chart HR6144 star
Simplified finder chart for HR6144.

Visibility of HR6144 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 HR6144 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: 97.5°
Max altitude: 31.0°
Azimuth: 262.5°

Distance of HR6144 from the Sun and relative movement

HR6144 is distant 1,873.56 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

574.71 pc
1,873.56 ly
2 km/s
-0.015 arcsec/year
-0.011 arcsec/year

Spectral properties of HR6144

HR6144 belongs to spectral class A7 and has a luminosity class of I corresponding to a supergiant star.

-2.30
A7I
7044K

The red dot in the diagram below shows where HR6144 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6144. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6144

SAO141206
SAO141206