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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Cancer » 


Altitude: 3.8°   Azimuth: 57.0°   Direction: East-North-East

HR3617 is a multiple main-sequence star in the constellation of Cancer.

HR3617 visual magnitude is 6.4. Because of its reltive faintness, HR3617 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 HR3617:


HR3617 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 3.8°
Azimuth: 57.0°
Direction: East-North-East

Celestial coordinates and finder chart of HR3617

HR3617 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 HR3617 are provided in the following table:

09h 07m 26s
+22° 58’ 51”

The simplified sky map below shows the position of HR3617 in the sky:

Finder chart HR3617 star
Simplified finder chart for HR3617.

Visibility of HR3617 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 HR3617 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: 67.0°
Max altitude: 61.5°
Azimuth: 293.0°

Digitized Sky Survey image of HR3617

The image below is a photograph of HR3617 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 HR3617 is -0.168 arcsec per year in Right Ascension and 0.009 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR3617 star
DSS2 image of HR3617. The red arrow shows the motion of HR3617 during the next 1000 years (-2.80 arcmin in Right Ascension and 0.15 arcmin in declination);

Distance of HR3617 from the Sun and relative movement

HR3617 is distant 192.10 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

58.93 pc
192.10 ly
29 km/s
-0.168 arcsec/year
0.009 arcsec/year

Spectral properties of HR3617

HR3617 belongs to spectral class F4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR3617 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3617. Attribution: Richard Powell / CC BY-SA

HR3617 star system properties

HR3617 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR3617 double sysyem:

7.6 arcsec

Alternative designations of HR3617