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: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:03 south
sunny DaytimeWhat's Visible Now
All Constellations » Aquarius » 

HR9009

HR9009 is a giant star in the constellation of Aquarius.

HR9009 visual magnitude is 5.73. Because of its reltive faintness, HR9009 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 HR9009:

5.73
Giant
HR9009 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR9009

HR9009 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 HR9009 are provided in the following table:

23h 47m 15s
-11° 54’ 38”
75.12°
-68.59°
Aquarius

The simplified sky map below shows the position of HR9009 in the sky:

Finder chart HR9009 star
Simplified finder chart for HR9009.

Visibility of HR9009 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 HR9009 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: 101.9°
Max altitude: 26.6°
Azimuth: 258.1°
HR9009 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR9009

The image below is a photograph of HR9009 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 HR9009 is -0.049 arcsec per year in Right Ascension and -0.086 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR9009 star
DSS2 image of HR9009. The red arrow shows the motion of HR9009 during the next 10000 years (-8.17 arcmin in Right Ascension and -14.33 arcmin in declination);

Distance of HR9009 from the Sun and relative movement

HR9009 is distant 346.07 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

106.16 pc
346.07 ly
11 km/s
-0.049 arcsec/year
-0.086 arcsec/year

Spectral properties of HR9009

HR9009 belongs to spectral class K1

0.60
K1
4559K

The red dot in the diagram below shows where HR9009 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR9009. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR9009

SAO165880
SAO165880