Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

HR2730

HR2730 is a variable giant star in the constellation of Canis Major.

HR2730 visual magnitude is 6.01. Because of its reltive faintness, HR2730 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 HR2730:

6.01
Giant
HR2730 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR2730

HR2730 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2730 are provided in the following table:

07h 13m 23s
-22° 40’ 23”
235.58°
-5.58°
Canis Major

The simplified sky map below shows the position of HR2730 in the sky:

Finder chart HR2730 star
Simplified finder chart for HR2730.

Visibility of HR2730 from your location

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

Today's HR2730 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 112.7°
Max altitude: 15.8°
Azimuth: 247.3°
HR2730 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2730

The image below is a photograph of HR2730 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 HR2730 is 0.006 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2730 star
DSS2 image of HR2730. The red arrow shows the motion of HR2730 during the next 100000 years (10.00 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of HR2730 from the Sun and relative movement

HR2730 is distant 779.90 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

239.23 pc
779.90 ly
-5 km/s
0.006 arcsec/year
-0.008 arcsec/year

Spectral properties of HR2730

HR2730 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.

-0.88
K2III
3824K

The red dot in the diagram below shows where HR2730 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2730. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2730

SAO173230
SAO173230