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 » Eridanus » 

HR1579

Altitude: -40.3°   Azimuth: 297.3°   Direction: West-North-West

HR1579 is a giant star in the constellation of Eridanus.

HR1579 visual magnitude is 5.7. Because of its reltive faintness, HR1579 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 HR1579:

5.7
Giant

HR1579 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -40.3°
Azimuth: 297.3°
Direction: West-North-West

Celestial coordinates and finder chart of HR1579

HR1579 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 HR1579 are provided in the following table:

04h 55m 06s
-16° 44’ 26”
215.95°
-33.06°
Eridanus

The simplified sky map below shows the position of HR1579 in the sky:

Finder chart HR1579 star
Simplified finder chart for HR1579.

Visibility of HR1579 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 HR1579 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: 106.7°
Max altitude: 21.8°
Azimuth: 253.3°

Digitized Sky Survey image of HR1579

The image below is a photograph of HR1579 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 HR1579 is 0.008 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR1579 star
DSS2 image of HR1579. The red arrow shows the motion of HR1579 during the next 100000 years (13.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR1579 from the Sun and relative movement

HR1579 is distant 475.91 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

145.99 pc
475.91 ly
10 km/s
0.008 arcsec/year
0.001 arcsec/year

Spectral properties of HR1579

HR1579 belongs to spectral class G9

-0.12
G9
4841K

The red dot in the diagram below shows where HR1579 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1579. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1579

SAO149985
SAO149985