Your guide to the Solar System and the night sky
Latest Perseverance Images received 2 hours 23 mins ago for Sol238, Sol237, Sol236, Sol215
Please help keep TheSkyLive ads-free, DONATE NOW via PayPal!. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]


HR2304 is a double main-sequence star in the constellation of Gemini.

HR2304 visual magnitude is 6.06. Because of its reltive faintness, HR2304 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 HR2304:

HR2304 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 6°.

Celestial coordinates and finder chart of HR2304

HR2304 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 HR2304 are provided in the following table:

06h 25m 32s
+23° 19’ 36”

The simplified sky map below shows the position of HR2304 in the sky:

Finder chart HR2304 star
Simplified finder chart for HR2304.

Visibility of HR2304 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR2304 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 66.7°
Max altitude: 61.8°
Azimuth: 293.3°
HR2304 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2304

The image below is a photograph of HR2304 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 HR2304 is -0.01 arcsec per year in Right Ascension and -0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2304 star
DSS2 image of HR2304. The red arrow shows the motion of HR2304 during the next 10000 years (-1.67 arcmin in Right Ascension and -3.83 arcmin in declination);

Distance of HR2304 from the Sun and relative movement

HR2304 is distant 578.01 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

177.30 pc
578.01 ly
-27 km/s
-0.01 arcsec/year
-0.023 arcsec/year

Spectral properties of HR2304

HR2304 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2304 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2304. Attribution: Richard Powell / CC BY-SA

HR2304 star system properties

HR2304 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR2304 double sysyem:

0.1 arcsec

Alternative designations of HR2304