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: 4:49  
clear_day Transit: 12:56  
SunsetSet: 21:04 south
wb_twilight Civil TwilightWhat's Visible Now
All Constellations » Aries » 


HR723 is a star in the constellation of Aries.

HR723 visual magnitude is 6.19. Because of its reltive faintness, HR723 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 HR723:

HR723 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 12°.

Celestial coordinates and finder chart of HR723

HR723 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 HR723 are provided in the following table:

02h 29m 13s
+23° 28’ 08”

The simplified sky map below shows the position of HR723 in the sky:

Finder chart HR723 star
Simplified finder chart for HR723.

Visibility of HR723 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 HR723 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: 66.5°
Max altitude: 62.0°
Azimuth: 293.5°
HR723 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR723

The image below is a photograph of HR723 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 HR723 is 0.081 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR723 star
DSS2 image of HR723. The red arrow shows the motion of HR723 during the next 10000 years (13.50 arcmin in Right Ascension and -4.67 arcmin in declination);

Distance of HR723 from the Sun and relative movement

HR723 is distant 264.40 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

81.10 pc
264.40 ly
21 km/s
0.081 arcsec/year
-0.028 arcsec/year

Spectral properties of HR723

HR723 belongs to spectral class A5


The red dot in the diagram below shows where HR723 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR723. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR723