HR3788

Altitude: -43.1° Azimuth: 38.8° Direction: North-East

HR3788 is a hypergiant star in the constellation of Hydra.

HR3788 visual magnitude is 6.13. Because of its reltive faintness, HR3788 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 HR3788:

Color of HR3788 ⬤

Magnitude of HR3788 6.13

Class Hypergiant

VISIBILITY RIGHT NOW

HR3788 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -43.1°
Azimuth: 38.8°
Direction: North-East

Celestial coordinates and finder chart of HR3788

HR3788 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 HR3788 are provided in the following table:

Right Ascension J2000 09h 31m 55s

Declination J2000 -10° 22’ 14”

Galactic Longitude 243.78°

Galactic Latitude 28.82°

Constellation Hydra

The simplified sky map below shows the position of HR3788 in the sky:

Simplified finder chart for HR3788.

Visibility of HR3788 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 HR3788 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: 100.4° RISE 12:23

Max altitude: 28.1° TRANSIT 17:28

Azimuth: 259.6° SET 22:33

RIGHT NOW HR3788 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3788

The image below is a photograph of HR3788 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 HR3788 is -0.086 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3788. The red arrow shows the motion of HR3788 during the next 10000 years (-14.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR3788 from the Sun and relative movement

HR3788 is distant 358.24 light years from the Sun and it is moving far from the Sun at the speed of 64 kilometers per second.

Distance (parsec) 109.89 pc

Distance (light year) 358.24 ly

Heliocentric radial velocity 64 km/s

Proper Motion RA -0.086 arcsec/year

Proper Motion Dec 0.01 arcsec/year

Spectral properties of HR3788

HR3788 belongs to spectral class K0

Absolute magnitude 0.93

Spectral Type K0

Color Index (B-V) 1.19

Temperature of HR3788 4328K

The red dot in the diagram below shows where HR3788 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3788. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3788

Henry Draper Catalogue HD82477

SAO Catalogue SAO155262

Hipparcos Catalogue HIP46768

Durchmusterung Catalogue BD-09 2858

In Evidence

Other stars in Hydra