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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
SunriseRise: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
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All Constellations » Vela » 

HR4074

Altitude: -81.0°   Azimuth: 125.5°   Direction: South-East

HR4074 is a multiple giant star in the constellation of Vela.

HR4074 visual magnitude is 4.5. Because of its moderate brightness, HR4074 should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of HR4074 is -0.016 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4074 star
DSS2 image of HR4074. The red arrow shows the motion of HR4074 during the next 10000 years (-2.67 arcmin in Right Ascension and 0.50 arcmin in declination);

Key facts about HR4074

4.5
Giant

HR4074 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -81.0°
Azimuth: 125.5°
Direction: South-East

Celestial coordinates and finder chart of HR4074

HR4074 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 HR4074 are provided in the following table:

10h 20m 54s
-56° 02’ 35”
282.99°
0.89°
Vela

The simplified sky map below shows the position of HR4074 in the sky:

Finder chart HR4074 star
Simplified finder chart for HR4074.

Visibility of HR4074 from your location

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

HR4074 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4074 from the Sun and relative movement

HR4074 is distant 1,393.16 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

427.35 pc
1,393.16 ly
10 km/s
-0.016 arcsec/year
0.003 arcsec/year

Spectral properties of HR4074

HR4074 belongs to spectral class B3 and has a luminosity class of III corresponding to a giant star.

-3.65
B3III
11920K

The red dot in the diagram below shows where HR4074 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4074. Attribution: Richard Powell / CC BY-SA

HR4074 star system properties

HR4074 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4074 double sysyem:

4.5
8.2
3.7
7.1 arcsec

Alternative designations of HR4074

SAO237959
SAO237959