HR3085

HR3085 is a hypergiant star in the constellation of Puppis.

HR3085 visual magnitude is 5.43. Because of its reltive faintness, HR3085 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 HR3085:

Color of HR3085 ⬤

Magnitude of HR3085 5.43

Class Hypergiant

VISIBILITY RIGHT NOW HR3085 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3085

HR3085 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3085 are provided in the following table:

Right Ascension J2000 07h 53m 03s

Declination J2000 -36° 21’ 50”

Galactic Longitude 251.78°

Galactic Latitude -4.59°

Constellation Puppis

The simplified sky map below shows the position of HR3085 in the sky:

Simplified finder chart for HR3085.

Visibility of HR3085 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 HR3085 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: 126.4° RISE 15:00

Max altitude: 2.2° TRANSIT 16:29

Azimuth: 233.6° SET 17:58

RIGHT NOW HR3085 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3085

The image below is a photograph of HR3085 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 HR3085 is -0.005 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR3085. The red arrow shows the motion of HR3085 during the next 100000 years (-8.33 arcmin in Right Ascension and -8.33 arcmin in declination);

Distance of HR3085 from the Sun and relative movement

HR3085 is distant 756.38 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

Distance (parsec) 232.02 pc

Distance (light year) 756.38 ly

Heliocentric radial velocity 12 km/s

Proper Motion RA -0.005 arcsec/year

Proper Motion Dec -0.005 arcsec/year

Spectral properties of HR3085

HR3085 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

Absolute magnitude -1.40

Spectral Type K0III

Color Index (B-V) 1.16

Temperature of HR3085 4389K

The red dot in the diagram below shows where HR3085 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3085. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3085

Henry Draper Catalogue HD64572

SAO Catalogue SAO198553

Hipparcos Catalogue HIP38497

Durchmusterung Catalogue CD-36 3989

In Evidence

Other stars in Puppis