HR5146

HR5146 is a multiple hypergiant star in the constellation of Hydra.

HR5146 visual magnitude is 6.59. Because of its reltive faintness, HR5146 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 HR5146:

Color of HR5146 ⬤

Magnitude of HR5146 6.59

Class Hypergiant

VISIBILITY RIGHT NOW HR5146 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 9°.

Celestial coordinates and finder chart of HR5146

HR5146 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 HR5146 are provided in the following table:

Right Ascension J2000 13h 41m 30s

Declination J2000 -23° 26’ 58”

Galactic Longitude 317.55°

Galactic Latitude 38°

Constellation Hydra

The simplified sky map below shows the position of HR5146 in the sky:

Simplified finder chart for HR5146.

Visibility of HR5146 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 HR5146 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: 113.4° RISE 18:30

Max altitude: 15.1° TRANSIT 22:16

Azimuth: 246.6° SET 2:07

RIGHT NOW HR5146 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR5146

The image below is a photograph of HR5146 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 HR5146 is -0.009 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR5146. The red arrow shows the motion of HR5146 during the next 100000 years (-15.00 arcmin in Right Ascension and 5.00 arcmin in declination);

Distance of HR5146 from the Sun and relative movement

HR5146 is distant 776.19 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

Distance (parsec) 238.10 pc

Distance (light year) 776.19 ly

Heliocentric radial velocity -13 km/s

Proper Motion RA -0.009 arcsec/year

Proper Motion Dec 0.003 arcsec/year

Spectral properties of HR5146

HR5146 belongs to spectral class A0

Absolute magnitude -0.29

Spectral Type A0

Color Index (B-V) 0.06

Temperature of HR5146 9434K

The red dot in the diagram below shows where HR5146 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5146. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5146

Henry Draper Catalogue HD119086

SAO Catalogue SAO181863

Hipparcos Catalogue HIP66800

Durchmusterung Catalogue BD-22 3645

FK5 Catalogue 1354

Aitken Double Star Catalogue ADS8994

In Evidence

Other stars in Hydra