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: 4:43  
clear_day Transit: 12:58  
SunsetSet: 21:13 south
wb_twilight Nautical TwilightWhat's Visible Now
All Constellations » Camelopardalis » 

HR1009

Altitude: 33.9°   Azimuth: 25.4°   Direction: North-North-East

HR1009 is a variable hypergiant star in the constellation of Camelopardalis.

HR1009 visual magnitude is 5.23. Because of its reltive faintness, HR1009 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 HR1009:

5.23
Hypergiant

HR1009 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 33.9°
Azimuth: 25.4°
Direction: North-North-East

Celestial coordinates and finder chart of HR1009

HR1009 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 HR1009 are provided in the following table:

03h 24m 40s
+64° 35’ 09”
138.46°
6.44°
Camelopardalis

The simplified sky map below shows the position of HR1009 in the sky:

Finder chart HR1009 star
Simplified finder chart for HR1009.

Visibility of HR1009 from your location

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

HR1009 is circumpolar and transits at 10:06 UTC (altitude: 76.9°)

Digitized Sky Survey image of HR1009

The image below is a photograph of HR1009 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 HR1009 is -0.005 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR1009 star
DSS2 image of HR1009. The red arrow shows the motion of HR1009 during the next 100000 years (-8.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR1009 from the Sun and relative movement

HR1009 is distant 1,249.04 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

383.14 pc
1,249.04 ly
-21 km/s
-0.005 arcsec/year
0.001 arcsec/year

Spectral properties of HR1009

HR1009 belongs to spectral class M0 and has a luminosity class of II corresponding to a hypergiant star.

-2.69
M0II
3089K

The red dot in the diagram below shows where HR1009 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR1009. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1009

SAO12743
SAO12743