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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 » Draco » 

45 Draconis

Altitude: 46.0°   Azimuth: 309.7°   Direction: North-West

45 Draconis is a supergiant star in the constellation of Draco.

45 Draconis visual magnitude is 4.77. Because of its moderate brightness, 45 Draconis 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 45 Draconis is 0.001 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 45 Draconis star
DSS2 image of 45 Draconis. The red arrow shows the motion of 45 Draconis during the next 100000 years (1.67 arcmin in Right Ascension and -10.00 arcmin in declination);

Key facts about 45 Draconis

4.77
Supergiant

45 Draconis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 46.0°
Azimuth: 309.7°
Direction: North-West

Celestial coordinates and finder chart of 45 Draconis

45 Draconis is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 45 Draconis are provided in the following table:

18h 32m 34s
+57° 02’ 44”
86.2°
24.99°
Draco

The simplified sky map below shows the position of 45 Draconis in the sky:

Finder chart 45 Draconis star
Simplified finder chart for 45 Draconis.

Visibility of 45 Draconis from your location

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

45 Draconis is circumpolar and transits at 07:46 UTC (altitude: 84.4°)

Distance of 45 Draconis from the Sun and relative movement

45 Draconis is distant 2,884.96 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

884.96 pc
2,884.96 ly
-12 km/s
0.001 arcsec/year
-0.006 arcsec/year

Spectral properties of 45 Draconis

45 Draconis belongs to spectral class F7 and has a luminosity class of I corresponding to a supergiant star.

-4.96
F7I
5929K

The red dot in the diagram below shows where 45 Draconis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 45 Draconis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 45 Draconis

45 Draconis
SAO31039
SAO31039