HR3788

Above the horizon. Rise: 5:29 | Tran: 10:34 | Set: 15:38

Alt: 24.16° Az: 152.10° Direction: South-South-East

HR3788 is a hypergiant star of spectral class K0 in the constellation of Hydra.

HR3788 visual magnitude is 6.13. Because of its faintness, HR3788 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

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);

Celestial Coordinates

Apparent

Right Ascension 09h 33m 08s

Declination -10° 28’ 50”

Hour Angle 22h 17m 03s

Sideral Time 07h 50m 11s

J2000

Right Ascension 09h 31m 55s

Declination -10° 22’ 14”

Galactic Coordinates

Galactic Longitude 243.78°

Galactic Latitude 28.82°

Finder Chart

Simplified finder chart for HR3788.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.13

Class Hypergiant

Absolute magnitude 0.93

Spectral Type K0

Color Index (B-V) 1.19

Temperature 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

Distance, Radial Speed, Proper Motion

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

Distance (light year) 358.24

Radial Speed 64 km/s

Proper Motion RA -0.086 arcsec/y

Proper Motion Dec 0.01"/y

Alternative Designations

Henry Draper Catalogue HD82477

SAO Catalogue SAO155262

Hipparcos Catalogue HIP46768

Durchmusterung Catalogue BD-09 2858

Visibility from Your Location

Today's HR3788 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 100.5° RISE 5:29

Max altitude: 28.0° TRANSIT 10:34

Azimuth: 259.5° SET 15:38

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Hydra