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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 » 

HR474

Altitude: -2.5°   Azimuth: 231.4°   Direction: South-West

HR474 is a double main-sequence star in the constellation of Sculptor.

HR474 visual magnitude is 6.7. Because of its reltive faintness, HR474 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 HR474:

6.7
Main-sequence

HR474 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -2.5°
Azimuth: 231.4°
Direction: South-West

Celestial coordinates and finder chart of HR474

HR474 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 HR474 are provided in the following table:

01h 38m 49s
-25° 01’ 18”
204.39°
-79.16°
Sculptor

The simplified sky map below shows the position of HR474 in the sky:

Finder chart HR474 star
Simplified finder chart for HR474.

Visibility of HR474 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 HR474 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: 115.0°
Max altitude: 13.5°
Azimuth: 245.0°

Digitized Sky Survey image of HR474

The image below is a photograph of HR474 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 HR474 is 0.001 arcsec per year in Right Ascension and 0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR474 star
DSS2 image of HR474. The red arrow shows the motion of HR474 during the next 10000 years (0.17 arcmin in Right Ascension and 1.83 arcmin in declination);

Distance of HR474 from the Sun and relative movement

HR474 is distant 578.01 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

177.30 pc
578.01 ly
15 km/s
0.001 arcsec/year
0.011 arcsec/year

Spectral properties of HR474

HR474 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

0.46
B9V
11247K

The red dot in the diagram below shows where HR474 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR474. Attribution: Richard Powell / CC BY-SA

HR474 star system properties

HR474 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR474 double sysyem:

6.7
12.9
6.2
20.3 arcsec

Alternative designations of HR474

SAO167199
SAO167199