HR3564

HR3564 is a variable hypergiant star in the constellation of Hydra.

HR3564 visual magnitude is 5.96. Because of its reltive faintness, HR3564 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 HR3564:

Color of HR3564 ⬤

Magnitude of HR3564 5.96

Class Hypergiant

VISIBILITY RIGHT NOW HR3564 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3564

HR3564 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 HR3564 are provided in the following table:

Right Ascension J2000 08h 56m 34s

Declination J2000 -16° 42’ 33”

Galactic Longitude 243.46°

Galactic Latitude 18.15°

Constellation Hydra

The simplified sky map below shows the position of HR3564 in the sky:

Simplified finder chart for HR3564.

Visibility of HR3564 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 HR3564 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: 106.7° RISE 12:54

Max altitude: 21.8° TRANSIT 17:24

Azimuth: 253.3° SET 21:54

RIGHT NOW HR3564 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3564

The image below is a photograph of HR3564 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 HR3564 is -0.01 arcsec per year in Right Ascension and -0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3564. The red arrow shows the motion of HR3564 during the next 10000 years (-1.67 arcmin in Right Ascension and -7.83 arcmin in declination);

Distance of HR3564 from the Sun and relative movement

HR3564 is distant 737.56 light years from the Sun and it is moving far from the Sun at the speed of 38 kilometers per second.

Distance (parsec) 226.24 pc

Distance (light year) 737.56 ly

Heliocentric radial velocity 38 km/s

Proper Motion RA -0.01 arcsec/year

Proper Motion Dec -0.047 arcsec/year

Spectral properties of HR3564

HR3564 belongs to spectral class K0

Absolute magnitude -0.81

Spectral Type K0

Color Index (B-V) 1.54

Temperature of HR3564 3734K

The red dot in the diagram below shows where HR3564 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3564. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3564

Henry Draper Catalogue HD76579

SAO Catalogue SAO154773

Hipparcos Catalogue HIP43899

Durchmusterung Catalogue BD-16 2639

General Catalogue of Variable Stars 4321

In Evidence

Other stars in Hydra