Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

HR4018

HR4018 is a main-sequence star in the constellation of Carina.

HR4018 visual magnitude is 6.1. Because of its reltive faintness, HR4018 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 HR4018:

6.1
Main-sequence
HR4018 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4018

HR4018 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4018 are provided in the following table:

10h 13m 01s
-59° 55’ 05”
284.27°
-2.92°
Carina

The simplified sky map below shows the position of HR4018 in the sky:

Finder chart HR4018 star
Simplified finder chart for HR4018.

Visibility of HR4018 from your location

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

HR4018 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4018

The image below is a photograph of HR4018 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 HR4018 is -0.006 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR4018 star
DSS2 image of HR4018. The red arrow shows the motion of HR4018 during the next 100000 years (-10.00 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR4018 from the Sun and relative movement

HR4018 is distant 1,975.76 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

606.06 pc
1,975.76 ly
-2 km/s
-0.006 arcsec/year

Spectral properties of HR4018

HR4018 belongs to spectral class B4 and has a luminosity class of V corresponding to a main-sequence star.

-2.81
B4V
11247K

The red dot in the diagram below shows where HR4018 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4018. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4018

SAO237799
SAO237799