HR3225

Altitude: -3.5° Azimuth: 198.5° Direction: South-South-West

HR3225 is a variable supergiant star in the constellation of Puppis.

HR3225 visual magnitude is 4.45. Because of its moderate brightness, HR3225 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR3225:

Color of HR3225 ⬤

Magnitude of HR3225 4.45

Class Supergiant

VISIBILITY RIGHT NOW

HR3225 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -3.5°
Azimuth: 198.5°
Direction: South-South-West

Celestial coordinates and finder chart of HR3225

HR3225 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 HR3225 are provided in the following table:

Right Ascension J2000 08h 11m 21s

Declination J2000 -39° 37’ 06”

Galactic Longitude 256.45°

Galactic Latitude -3.24°

Constellation Puppis

The simplified sky map below shows the position of HR3225 in the sky:

Simplified finder chart for HR3225.

Visibility of HR3225 from your location

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

HR3225 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3225

The image below is a photograph of HR3225 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 HR3225 is 0 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR3225. The red arrow shows the motion of HR3225 during the next 100000 years (0.00 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of HR3225 from the Sun and relative movement

HR3225 is distant 1,873.56 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

Distance (parsec) 574.71 pc

Distance (light year) 1,873.56 ly

Heliocentric radial velocity 16 km/s

Proper Motion Dec -0.004 arcsec/year

Spectral properties of HR3225

HR3225 belongs to spectral class K3 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -4.35

Spectral Type K3I

Color Index (B-V) 1.62

Temperature of HR3225 3622K

The red dot in the diagram below shows where HR3225 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3225. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3225

Henry Draper Catalogue HD68553

SAO Catalogue SAO198908

Hipparcos Catalogue HIP40091

Durchmusterung Catalogue CD-39 4084

General Catalogue of Variable Stars NS Pup

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In Evidence

Other stars in Puppis