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: 6:55  
clear_day Transit: 12:49  
SunsetSet: 18:41 south
sunny DaytimeWhat's Visible Now
All Constellations » Aries » 


Altitude: -26.0°   Azimuth: 6.7°   Direction: North

HR578 is a main-sequence star in the constellation of Aries.

HR578 visual magnitude is 6.09. Because of its reltive faintness, HR578 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 HR578:


HR578 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -26.0°
Azimuth: 6.7°
Direction: North

Celestial coordinates and finder chart of HR578

HR578 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 HR578 are provided in the following table:

01h 59m 25s
+12° 17’ 40”

The simplified sky map below shows the position of HR578 in the sky:

Finder chart HR578 star
Simplified finder chart for HR578.

Visibility of HR578 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 HR578 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: 77.7°
Max altitude: 50.8°
Azimuth: 282.3°

Digitized Sky Survey image of HR578

The image below is a photograph of HR578 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 HR578 is 0.008 arcsec per year in Right Ascension and -0.042 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR578 star
DSS2 image of HR578. The red arrow shows the motion of HR578 during the next 10000 years (1.33 arcmin in Right Ascension and -7.00 arcmin in declination);

Distance of HR578 from the Sun and relative movement

HR578 is distant 268.98 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

82.51 pc
268.98 ly
-12 km/s
0.008 arcsec/year
-0.042 arcsec/year

Spectral properties of HR578

HR578 belongs to spectral class A6 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR578 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR578. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR578