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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Sculptor » 

HR441

Altitude: -16.5°   Azimuth: 241.8°   Direction: West-South-West

HR441 is a hypergiant star in the constellation of Sculptor.

HR441 visual magnitude is 5.82. Because of its reltive faintness, HR441 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 HR441:

5.82
Hypergiant

HR441 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -16.5°
Azimuth: 241.8°
Direction: West-South-West

Celestial coordinates and finder chart of HR441

HR441 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 HR441 are provided in the following table:

01h 31m 43s
-30° 16’ 59”
234.96°
-80.63°
Sculptor

The simplified sky map below shows the position of HR441 in the sky:

Finder chart HR441 star
Simplified finder chart for HR441.

Visibility of HR441 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 HR441 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: 120.3°
Max altitude: 8.2°
Azimuth: 239.7°

Digitized Sky Survey image of HR441

The image below is a photograph of HR441 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 HR441 is 0.009 arcsec per year in Right Ascension and -0.067 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR441 star
DSS2 image of HR441. The red arrow shows the motion of HR441 during the next 10000 years (1.50 arcmin in Right Ascension and -11.17 arcmin in declination);

Distance of HR441 from the Sun and relative movement

HR441 is distant 303.54 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

93.11 pc
303.54 ly
3 km/s
0.009 arcsec/year
-0.067 arcsec/year

Spectral properties of HR441

HR441 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.98
K0III
4559K

The red dot in the diagram below shows where HR441 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR441. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR441

SAO193163
SAO193163