HR6284

HR6284 is a double hypergiant star in the constellation of Ophiuchus.

HR6284 visual magnitude is 6.37. Because of its reltive faintness, HR6284 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 HR6284:

Color of HR6284 ⬤

Magnitude of HR6284 6.37

Class Hypergiant

VISIBILITY RIGHT NOW HR6284 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6284

HR6284 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 HR6284 are provided in the following table:

Right Ascension J2000 16h 56m 01s

Declination J2000 -16° 48’ 21”

Galactic Longitude 3.76°

Galactic Latitude 16.22°

Constellation Ophiuchus

The simplified sky map below shows the position of HR6284 in the sky:

Simplified finder chart for HR6284.

Visibility of HR6284 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR6284 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 106.8° RISE 0:41

Max altitude: 21.7° TRANSIT 5:14

Azimuth: 253.2° SET 9:44

RIGHT NOW HR6284 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6284

The image below is a photograph of HR6284 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 HR6284 is 0.081 arcsec per year in Right Ascension and 0.04 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR6284. The red arrow shows the motion of HR6284 during the next 10000 years (13.50 arcmin in Right Ascension and 6.67 arcmin in declination);

Distance of HR6284 from the Sun and relative movement

HR6284 is distant 131.88 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 40.45 pc

Distance (light year) 131.88 ly

Heliocentric radial velocity -3 km/s

Proper Motion RA 0.081 arcsec/year

Proper Motion Dec 0.04 arcsec/year

Spectral properties of HR6284

HR6284 belongs to spectral class K0 and has a luminosity class of IV corresponding to a hypergiant star.

Absolute magnitude 3.34

Spectral Type K0IV

Color Index (B-V) 0.92

Temperature of HR6284 4943K

The red dot in the diagram below shows where HR6284 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6284. Attribution: Richard Powell / CC BY-SA

HR6284 star system properties

HR6284 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR6284 double sysyem:

Main star magnitude 6.37

Secondary star magnitude 13.67

Magnitude difference 7.3

Separation 21.4 arcsec

Alternative designations of HR6284

Henry Draper Catalogue HD152781

SAO Catalogue SAO160171

Hipparcos Catalogue HIP82861

Durchmusterung Catalogue BD-16 4371

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Other stars in Ophiuchus