HR2727

HR2727 is a variable star in the constellation of Puppis.

HR2727 visual magnitude is 5.31. Because of its reltive faintness, HR2727 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 HR2727:

Color of HR2727 ⬤

Magnitude of HR2727 5.31

Class

VISIBILITY RIGHT NOW HR2727 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2727

HR2727 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 HR2727 are provided in the following table:

Right Ascension J2000 07h 12m 15s

Declination J2000 -40° 29’ 56”

Galactic Longitude 251.76°

Galactic Latitude -13.57°

Constellation Puppis

The simplified sky map below shows the position of HR2727 in the sky:

Simplified finder chart for HR2727.

Visibility of HR2727 from your location

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

HR2727 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2727

The image below is a photograph of HR2727 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 HR2727 is -0.018 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2727. The red arrow shows the motion of HR2727 during the next 10000 years (-3.00 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR2727 from the Sun and relative movement

HR2727 is distant 434.09 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

Distance (parsec) 133.16 pc

Distance (light year) 434.09 ly

Heliocentric radial velocity 17 km/s

Proper Motion RA -0.018 arcsec/year

Proper Motion Dec -0.015 arcsec/year

Spectral properties of HR2727

HR2727 belongs to spectral class A3 HR2727 is also a SrEuCr chemically peculiar star.

Absolute magnitude -0.31

Spectral Type A3

Color Index (B-V) 0.06

Temperature of HR2727 9434K

The red dot in the diagram below shows where HR2727 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2727. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2727

Henry Draper Catalogue HD55719

SAO Catalogue SAO218525

Hipparcos Catalogue HIP34802

Durchmusterung Catalogue CD-40 2987

General Catalogue of Variable Stars Var?

In Evidence

Other stars in Puppis