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: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
wb_twilight Civil TwilightWhat's Visible Now
All Constellations » Draco » 


Altitude: 54.1°   Azimuth: 23.3°   Direction: North-North-East

HR4126 is a giant star in the constellation of Draco.

HR4126 visual magnitude is 4.84. Because of its moderate brightness, HR4126 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR4126:


HR4126 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 54.1°
Azimuth: 23.3°
Direction: North-North-East

Celestial coordinates and finder chart of HR4126

HR4126 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4126 are provided in the following table:

10h 35m 05s
+75° 42’ 47”

The simplified sky map below shows the position of HR4126 in the sky:

Finder chart HR4126 star
Simplified finder chart for HR4126.

Visibility of HR4126 from your location

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

HR4126 is circumpolar and transits at 10:19 UTC (altitude: 65.8°)

Digitized Sky Survey image of HR4126

The image below is a photograph of HR4126 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 HR4126 is -0.03 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4126 star
DSS2 image of HR4126. The red arrow shows the motion of HR4126 during the next 10000 years (-5.00 arcmin in Right Ascension and -0.50 arcmin in declination);

Distance of HR4126 from the Sun and relative movement

HR4126 is distant 257.10 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

78.86 pc
257.10 ly
17 km/s
-0.03 arcsec/year
-0.003 arcsec/year

Spectral properties of HR4126

HR4126 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4126 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4126. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4126