HR3808

Below the horizon. Rise: 15:05 | Tran: 19:07 | Set: 23:09

Alt: -54.09° Az: 318.03° Direction: North-West

HR3808 is a hypergiant star of spectral class K0 in the constellation of Hydra.

HR3808 visual magnitude is 5.01. Because of its faintness, HR3808 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 HR3808. The red arrow shows the motion of HR3808 during the next 10000 years (-3.33 arcmin in Right Ascension and 2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 09h 34m 22s

Declination -21° 13’ 45”

Hour Angle 10h 20m 27s

Sidereal Time 19h 54m 50s

J2000

Right Ascension 09h 33m 12s

Declination -21° 06’ 56”

Galactic Coordinates

Galactic Longitude 252.97°

Galactic Latitude 21.98°

Finder Chart

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Finder chart for HR3808.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.01

Class Hypergiant

Absolute magnitude -0.04

Spectral Type K0IV

Color Index (B-V) 1.02

Temperature 4695K

The red dot in the diagram below shows where HR3808 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3808. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR3808 is distant 334.02 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

Distance (parsec) 102.46

Distance (light year) 334.02

Radial Speed 13 km/s

Proper Motion RA -0.02 arcsec/y

Proper Motion Dec 0.015"/y

Alternative Designations

Henry Draper Catalogue HD82734

SAO Catalogue SAO177642

Hipparcos Catalogue HIP46880

Durchmusterung Catalogue BD-20 2936

Gliese Catalogue Gl 355.2

FK5 Catalogue 1247

Visibility from Your Location

Today's HR3808 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 111.2° RISE 15:05

Max altitude: 17.3° TRANSIT 19:07

Azimuth: 248.8° SET 23:09

Set Location

Other stars in Hydra