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A Complete Guide to the Solar System and the Night Sky
public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:29 
Transit: 12:55 
Sunset: 20:22
sunny   (Daytime)   What's Visible Now?
All Constellations » Sculptor » 

HR400

Altitude: -41.4°   Azimuth: 270.4°   Direction: West

HR400 is a giant star in the constellation of Sculptor.

HR400 visual magnitude is 5.84. Because of its reltive faintness, HR400 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 HR400 is -0.012 arcsec per year in Right Ascension and -0.046 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR400 star
DSS2 image of HR400. The red arrow shows the motion of HR400 during the next 10000 years (-2.00 arcmin in Right Ascension and -7.67 arcmin in declination);

Key facts about HR400

5.84
Giant

HR400 is below the horizon from Greenwich, United Kingdom.

Altitude: -41.4°
Azimuth: 270.4°
Direction: West

Celestial coordinates and finder chart of HR400

HR400 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 HR400 are provided in the following table:

01h 23m 30s
-30° 56’ 44”
243.4°
-82.02°
Sculptor

The simplified sky map below shows the position of HR400 in the sky:

Finder chart HR400 star
Simplified finder chart for HR400.

Visibility of HR400 from your location

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

Today's HR400 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 120.9°
Max altitude: 7.6°
Azimuth: 239.1°

Distance of HR400 from the Sun and relative movement

HR400 is distant 888.28 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

272.48 pc
888.28 ly
-16 km/s
-0.012 arcsec/year
-0.046 arcsec/year

Spectral properties of HR400

HR400 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.

-1.34
K5III
3635K

The red dot in the diagram below shows where HR400 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR400. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR400

SAO193090
SAO193090