Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:47  
clear_day Transit: 12:50  
SunsetSet: 18:52 south
sunny DaytimeWhat's Visible Now
All Constellations » Indus » 

HR8547

Altitude: -72.1°   Azimuth: 159.6°   Direction: South-South-East

HR8547 is a main-sequence star in the constellation of Indus.

HR8547 visual magnitude is 5.55. Because of its reltive faintness, HR8547 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 HR8547:

5.55
Main-sequence

HR8547 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -72.1°
Azimuth: 159.6°
Direction: South-South-East

Celestial coordinates and finder chart of HR8547

HR8547 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8547 are provided in the following table:

22h 28m 37s
-67° 29’ 21”
321.11°
-44.26°
Indus

The simplified sky map below shows the position of HR8547 in the sky:

Finder chart HR8547 star
Simplified finder chart for HR8547.

Visibility of HR8547 from your location

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

HR8547 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR8547

The image below is a photograph of HR8547 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 HR8547 is 0.149 arcsec per year in Right Ascension and -0.072 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8547 star
DSS2 image of HR8547. The red arrow shows the motion of HR8547 during the next 1000 years (2.48 arcmin in Right Ascension and -1.20 arcmin in declination);

Distance of HR8547 from the Sun and relative movement

HR8547 is distant 141.99 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

43.55 pc
141.99 ly
-17 km/s
0.149 arcsec/year
-0.072 arcsec/year

Spectral properties of HR8547

HR8547 belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.

2.35
A4V
8163K

The red dot in the diagram below shows where HR8547 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8547. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8547

SAO255227
SAO255227