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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
SunriseRise: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sunny DaytimeWhat's Visible Now?
All Constellations » Hydra » 


Altitude: -26.8°   Azimuth: 246.5°   Direction: West-South-West

HR4553 is a main-sequence star in the constellation of Hydra.

HR4553 visual magnitude is 6.17. Because of its reltive faintness, HR4553 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR4553 is -0.079 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4553 star
DSS2 image of HR4553. The red arrow shows the motion of HR4553 during the next 10000 years (-13.17 arcmin in Right Ascension and -4.67 arcmin in declination);

Key facts about HR4553


HR4553 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -26.8°
Azimuth: 246.5°
Direction: West-South-West

Celestial coordinates and finder chart of HR4553

HR4553 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 HR4553 are provided in the following table:

11h 53m 26s
-35° 04’ 00”

The simplified sky map below shows the position of HR4553 in the sky:

Finder chart HR4553 star
Simplified finder chart for HR4553.

Visibility of HR4553 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 HR4553 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: 125.1°
Max altitude: 3.5°
Azimuth: 234.9°

Distance of HR4553 from the Sun and relative movement

HR4553 is distant 246.41 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

75.59 pc
246.41 ly
-9 km/s
-0.079 arcsec/year
-0.028 arcsec/year

Spectral properties of HR4553

HR4553 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 HR4553 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4553. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4553