HR3884

HR3884 is a variable supergiant star in the constellation of Carina.

HR3884 visual magnitude is 3.69. Because of its moderate brightness, HR3884 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 HR3884:

Color of HR3884 ⬤

Magnitude of HR3884 3.69

Class Supergiant

VISIBILITY RIGHT NOW HR3884 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR3884

HR3884 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3884 are provided in the following table:

Right Ascension J2000 09h 45m 14s

Declination J2000 -62° 30’ 28”

Galactic Longitude 283.2°

Galactic Latitude -7°

Constellation Carina

The simplified sky map below shows the position of HR3884 in the sky:

Simplified finder chart for HR3884.

Visibility of HR3884 from your location

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

HR3884 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR3884

The image below is a photograph of HR3884 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 HR3884 is -0.014 arcsec per year in Right Ascension and 0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3884. The red arrow shows the motion of HR3884 during the next 10000 years (-2.33 arcmin in Right Ascension and 1.17 arcmin in declination);

Distance of HR3884 from the Sun and relative movement

HR3884 is distant 1,509.26 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

Distance (parsec) 462.96 pc

Distance (light year) 1,509.26 ly

Heliocentric radial velocity 3 km/s

Proper Motion RA -0.014 arcsec/year

Proper Motion Dec 0.007 arcsec/year

Spectral properties of HR3884

HR3884 belongs to spectral class G5 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -4.64

Spectral Type G5I

Color Index (B-V) 1.22

Temperature of HR3884 4270K

The red dot in the diagram below shows where HR3884 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3884. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3884

Henry Draper Catalogue HD84810

SAO Catalogue SAO250683

Hipparcos Catalogue HIP47854

Durchmusterung Catalogue CP-61 1333

FK5 Catalogue 1254

General Catalogue of Variable Stars l Car

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In Evidence

Other stars in Carina