HR3091

HR3091 is a main-sequence star in the constellation of Puppis.

HR3091 visual magnitude is 5.49. Because of its reltive faintness, HR3091 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 HR3091:

Color of HR3091 ⬤

Magnitude of HR3091 5.49

Class Main-sequence

VISIBILITY RIGHT NOW HR3091 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3091

HR3091 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 HR3091 are provided in the following table:

Right Ascension J2000 07h 54m 11s

Declination J2000 -35° 52’ 38”

Galactic Longitude 251.48°

Galactic Latitude -4.14°

Constellation Puppis

The simplified sky map below shows the position of HR3091 in the sky:

Simplified finder chart for HR3091.

Visibility of HR3091 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 HR3091 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: 125.9° RISE 14:52

Max altitude: 2.6° TRANSIT 16:30

Azimuth: 234.1° SET 18:08

RIGHT NOW HR3091 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3091

The image below is a photograph of HR3091 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 HR3091 is -0.001 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3091. The red arrow shows the motion of HR3091 during the next 10000 years (-0.17 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR3091 from the Sun and relative movement

HR3091 is distant 800.98 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

Distance (parsec) 245.70 pc

Distance (light year) 800.98 ly

Heliocentric radial velocity 28 km/s

Proper Motion RA -0.001 arcsec/year

Proper Motion Dec -0.01 arcsec/year

Spectral properties of HR3091

HR3091 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -1.46

Spectral Type B2V

Color Index (B-V) -0.19

Temperature of HR3091 13348K

The red dot in the diagram below shows where HR3091 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3091. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3091

Henry Draper Catalogue HD64802

SAO Catalogue SAO198575

Hipparcos Catalogue HIP38593

Durchmusterung Catalogue CD-35 4002

In Evidence

Other stars in Puppis