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: 4:48  
clear_day Transit: 12:56  
SunsetSet: 21:05 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Cetus » 


HR210 is a main-sequence star in the constellation of Cetus.

HR210 visual magnitude is 5.5. Because of its reltive faintness, HR210 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 HR210:

HR210 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR210

HR210 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 HR210 are provided in the following table:

00h 46m 11s
-22° 31’ 18”

The simplified sky map below shows the position of HR210 in the sky:

Finder chart HR210 star
Simplified finder chart for HR210.

Visibility of HR210 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 HR210 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: 112.5°
Max altitude: 16.0°
Azimuth: 247.5°
HR210 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR210

The image below is a photograph of HR210 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 HR210 is 0.201 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR210 star
DSS2 image of HR210. The red arrow shows the motion of HR210 during the next 1000 years (3.35 arcmin in Right Ascension and -0.10 arcmin in declination);

Distance of HR210 from the Sun and relative movement

HR210 is distant 333.33 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

102.25 pc
333.33 ly
-15 km/s
0.201 arcsec/year
-0.006 arcsec/year

Spectral properties of HR210

HR210 belongs to spectral class G3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR210 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR210. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR210