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: 4:49  
clear_day Transit: 12:56  
SunsetSet: 21:04 south
sunny DaytimeWhat's Visible Now
All Constellations » Hydra » 


HR4373 is a main-sequence star in the constellation of Hydra.

HR4373 visual magnitude is 6.45. Because of its reltive faintness, HR4373 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 HR4373:

HR4373 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR4373

HR4373 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4373 are provided in the following table:

11h 17m 39s
-34° 44’ 13”

The simplified sky map below shows the position of HR4373 in the sky:

Finder chart HR4373 star
Simplified finder chart for HR4373.

Visibility of HR4373 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 HR4373 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: 124.7°
Max altitude: 3.8°
Azimuth: 235.3°
HR4373 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4373

The image below is a photograph of HR4373 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 HR4373 is -0.006 arcsec per year in Right Ascension and 0.002 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR4373 star
DSS2 image of HR4373. The red arrow shows the motion of HR4373 during the next 100000 years (-10.00 arcmin in Right Ascension and 3.33 arcmin in declination);

Distance of HR4373 from the Sun and relative movement

HR4373 is distant 152.19 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

46.69 pc
152.19 ly
-9 km/s
-0.006 arcsec/year
0.002 arcsec/year

Spectral properties of HR4373

HR4373 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 HR4373 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4373. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4373