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: 4:43  
clear_day Transit: 12:58  
SunsetSet: 21:12 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Canis Major » 

HR2802

Altitude: -63.1°   Azimuth: 337.7°   Direction: North-North-West

HR2802 is a giant star in the constellation of Canis Major.

HR2802 visual magnitude is 5.87. Because of its reltive faintness, HR2802 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 HR2802:

5.87
Giant

HR2802 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -63.1°
Azimuth: 337.7°
Direction: North-North-West

Celestial coordinates and finder chart of HR2802

HR2802 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 HR2802 are provided in the following table:

07h 21m 04s
-25° 53’ 29”
239.26°
-5.5°
Canis Major

The simplified sky map below shows the position of HR2802 in the sky:

Finder chart HR2802 star
Simplified finder chart for HR2802.

Visibility of HR2802 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 HR2802 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: 115.9°
Max altitude: 12.6°
Azimuth: 244.1°
HR2802 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2802

The image below is a photograph of HR2802 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 HR2802 is -0.012 arcsec per year in Right Ascension and 0.025 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2802 star
DSS2 image of HR2802. The red arrow shows the motion of HR2802 during the next 10000 years (-2.00 arcmin in Right Ascension and 4.17 arcmin in declination);

Distance of HR2802 from the Sun and relative movement

HR2802 is distant 722.84 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

221.73 pc
722.84 ly
23 km/s
-0.012 arcsec/year
0.025 arcsec/year

Spectral properties of HR2802

HR2802 belongs to spectral class M4 and has a luminosity class of III corresponding to a giant star.

-0.86
M4III
3594K

The red dot in the diagram below shows where HR2802 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2802. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2802

SAO173529
SAO173529