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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: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
sunny DaytimeWhat's Visible Now?
All Constellations » Hydra » 


Altitude: -24.4°   Azimuth: 44.5°   Direction: North-East

HR3834 is a giant star in the constellation of Hydra.

HR3834 visual magnitude is 4.68. Because of its moderate brightness, HR3834 should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of HR3834 is -0.163 arcsec per year in Right Ascension and -0.051 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR3834 star
DSS2 image of HR3834. The red arrow shows the motion of HR3834 during the next 1000 years (-2.72 arcmin in Right Ascension and -0.85 arcmin in declination);

Key facts about HR3834


HR3834 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -24.4°
Azimuth: 44.5°
Direction: North-East

Celestial coordinates and finder chart of HR3834

HR3834 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 HR3834 are provided in the following table:

09h 38m 27s
+04° 38’ 57”

The simplified sky map below shows the position of HR3834 in the sky:

Finder chart HR3834 star
Simplified finder chart for HR3834.

Visibility of HR3834 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 HR3834 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: 85.4°
Max altitude: 43.2°
Azimuth: 274.6°

Distance of HR3834 from the Sun and relative movement

HR3834 is distant 273.95 light years from the Sun and it is moving far from the Sun at the speed of 45 kilometers per second.

84.03 pc
273.95 ly
45 km/s
-0.163 arcsec/year
-0.051 arcsec/year

Spectral properties of HR3834

HR3834 belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR3834 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3834. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3834