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: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Cetus » 


HR16 is a giant star in the constellation of Cetus.

HR16 visual magnitude is 5.99. Because of its reltive faintness, HR16 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 HR16:

HR16 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR16

HR16 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 HR16 are provided in the following table:

00h 08m 17s
-08° 49’ 26”

The simplified sky map below shows the position of HR16 in the sky:

Finder chart HR16 star
Simplified finder chart for HR16.

Visibility of HR16 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 HR16 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: 98.8°
Max altitude: 29.7°
Azimuth: 261.2°
HR16 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR16

The image below is a photograph of HR16 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 HR16 is -0.052 arcsec per year in Right Ascension and -0.033 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR16 star
DSS2 image of HR16. The red arrow shows the motion of HR16 during the next 10000 years (-8.67 arcmin in Right Ascension and -5.50 arcmin in declination);

Distance of HR16 from the Sun and relative movement

HR16 is distant 332.99 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

102.15 pc
332.99 ly
20 km/s
-0.052 arcsec/year
-0.033 arcsec/year

Spectral properties of HR16

HR16 belongs to spectral class G8


The red dot in the diagram below shows where HR16 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR16. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR16