HR3794

HR3794 is a sub-giant star in the constellation of Hydra.

HR3794 visual magnitude is 6.11. Because of its reltive faintness, HR3794 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 HR3794:

Color of HR3794 ⬤

Magnitude of HR3794 6.11

Class Sub-giant

VISIBILITY RIGHT NOW HR3794 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3794

HR3794 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 HR3794 are provided in the following table:

Right Ascension J2000 09h 32m 41s

Declination J2000 +01° 51’ 51”

Galactic Longitude 232.17°

Galactic Latitude 36.18°

Constellation Hydra

The simplified sky map below shows the position of HR3794 in the sky:

Simplified finder chart for HR3794.

Visibility of HR3794 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 HR3794 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: 88.1° RISE 11:41

Max altitude: 40.4° TRANSIT 17:49

Azimuth: 271.9° SET 23:56

RIGHT NOW HR3794 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3794

The image below is a photograph of HR3794 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 HR3794 is -0.02 arcsec per year in Right Ascension and -0.038 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3794. The red arrow shows the motion of HR3794 during the next 10000 years (-3.33 arcmin in Right Ascension and -6.33 arcmin in declination);

Distance of HR3794 from the Sun and relative movement

HR3794 is distant 415.82 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

Distance (parsec) 127.55 pc

Distance (light year) 415.82 ly

Heliocentric radial velocity 28 km/s

Proper Motion RA -0.02 arcsec/year

Proper Motion Dec -0.038 arcsec/year

Spectral properties of HR3794

HR3794 belongs to spectral class F7 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 0.58

Spectral Type F7IV

Color Index (B-V) 0.62

Temperature of HR3794 5890K

The red dot in the diagram below shows where HR3794 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3794. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3794

Henry Draper Catalogue HD82543

SAO Catalogue SAO117757

Hipparcos Catalogue HIP46840

Durchmusterung Catalogue BD+02 2217

FK5 Catalogue 2758

In Evidence

Other stars in Hydra