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🌎  Greenwich, United Kingdom [change]

HR3801

HR3801 is a hypergiant star in the constellation of Hydra.

HR3801 visual magnitude is 6.12. Because of its reltive faintness, HR3801 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 HR3801:

6.12
Hypergiant
HR3801 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR3801

HR3801 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3801 are provided in the following table:

09h 33m 02s
-08° 30’ 19”
242.3°
30.2°
Hydra

The simplified sky map below shows the position of HR3801 in the sky:

Finder chart HR3801 star
Simplified finder chart for HR3801.

Visibility of HR3801 from your location

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

Today's HR3801 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.5°
Max altitude: 30.0°
Azimuth: 261.5°
HR3801 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3801

The image below is a photograph of HR3801 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 HR3801 is -0.02 arcsec per year in Right Ascension and -0.034 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3801 star
DSS2 image of HR3801. The red arrow shows the motion of HR3801 during the next 10000 years (-3.33 arcmin in Right Ascension and -5.67 arcmin in declination);

Distance of HR3801 from the Sun and relative movement

HR3801 is distant 392.77 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.

120.48 pc
392.77 ly
36 km/s
-0.02 arcsec/year
-0.034 arcsec/year

Spectral properties of HR3801

HR3801 belongs to spectral class K0

0.72
K0
4791K

The red dot in the diagram below shows where HR3801 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3801. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3801

SAO136945
SAO136945