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: 4:44  
clear_day Transit: 12:57  
SunsetSet: 21:11 south
wb_twilight Nautical TwilightWhat's Visible Now
All Constellations » Draco » 

HR5785

Altitude: 55.4°   Azimuth: 316.5°   Direction: North-West

HR5785 is a hypergiant star in the constellation of Draco.

HR5785 visual magnitude is 5.79. Because of its reltive faintness, HR5785 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 HR5785:

5.79
Hypergiant

HR5785 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 55.4°
Azimuth: 316.5°
Direction: North-West

Celestial coordinates and finder chart of HR5785

HR5785 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 HR5785 are provided in the following table:

15h 30m 55s
+64° 12’ 30”
99.67°
45.05°
Draco

The simplified sky map below shows the position of HR5785 in the sky:

Finder chart HR5785 star
Simplified finder chart for HR5785.

Visibility of HR5785 from your location

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

HR5785 is circumpolar and transits at 22:22 UTC (altitude: 77.3°)

Digitized Sky Survey image of HR5785

The image below is a photograph of HR5785 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 HR5785 is -0.117 arcsec per year in Right Ascension and 0.081 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR5785 star
DSS2 image of HR5785. The red arrow shows the motion of HR5785 during the next 1000 years (-1.95 arcmin in Right Ascension and 1.35 arcmin in declination);

Distance of HR5785 from the Sun and relative movement

HR5785 is distant 318.36 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

97.66 pc
318.36 ly
10 km/s
-0.117 arcsec/year
0.081 arcsec/year

Spectral properties of HR5785

HR5785 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.84
K0III
4841K

The red dot in the diagram below shows where HR5785 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5785. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5785

SAO16754
SAO16754