Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:45  
clear_day Transit: 12:57  
SunsetSet: 21:10 south
sunny DaytimeWhat's Visible Now
All Constellations » Canis Minor » 

HR2747

Altitude: -20.9°   Azimuth: 44.1°   Direction: North-East

HR2747 is a variable giant star in the constellation of Canis Minor.

HR2747 visual magnitude is 5.82. Because of its reltive faintness, HR2747 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 HR2747:

5.82
Giant

HR2747 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -20.9°
Azimuth: 44.1°
Direction: North-East

Celestial coordinates and finder chart of HR2747

HR2747 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 HR2747 are provided in the following table:

07h 15m 39s
+07° 58’ 40”
208.53°
8.99°
Canis Minor

The simplified sky map below shows the position of HR2747 in the sky:

Finder chart HR2747 star
Simplified finder chart for HR2747.

Visibility of HR2747 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 HR2747 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: 82.0°
Max altitude: 46.5°
Azimuth: 278.0°
HR2747 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2747

The image below is a photograph of HR2747 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 HR2747 is 0.029 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.

Image of HR2747 star
DSS2 image of HR2747. The red arrow shows the motion of HR2747 during the next 10000 years (4.83 arcmin in Right Ascension and 1.17 arcmin in declination);

Distance of HR2747 from the Sun and relative movement

HR2747 is distant 603.70 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

185.19 pc
603.70 ly
-9 km/s
0.029 arcsec/year
0.007 arcsec/year

Spectral properties of HR2747

HR2747 belongs to spectral class M4 and has a luminosity class of III corresponding to a giant star.

-0.52
M4III
3649K

The red dot in the diagram below shows where HR2747 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2747. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2747

SAO115159
SAO115159