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: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
sleep NighttimeWhat's Visible Now
All Constellations » Monoceros » 


Altitude: -29.8°   Azimuth: 25.9°   Direction: North-North-East

HR2633 is a sub-giant star in the constellation of Monoceros.

HR2633 visual magnitude is 6.59. Because of its reltive faintness, HR2633 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 HR2633:


HR2633 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -29.8°
Azimuth: 25.9°
Direction: North-North-East

Celestial coordinates and finder chart of HR2633

HR2633 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 HR2633 are provided in the following table:

07h 01m 54s
+05° 33’ 27”

The simplified sky map below shows the position of HR2633 in the sky:

Finder chart HR2633 star
Simplified finder chart for HR2633.

Visibility of HR2633 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 HR2633 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: 84.4°
Max altitude: 44.1°
Azimuth: 275.6°

Digitized Sky Survey image of HR2633

The image below is a photograph of HR2633 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 HR2633 is -0.041 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2633 star
DSS2 image of HR2633. The red arrow shows the motion of HR2633 during the next 10000 years (-6.83 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR2633 from the Sun and relative movement

HR2633 is distant 2,050.31 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.

628.93 pc
2,050.31 ly
34 km/s
-0.041 arcsec/year
0.01 arcsec/year

Spectral properties of HR2633

HR2633 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR2633 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2633. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2633