HR9074

HR9074 is a multiple hypergiant star in the constellation of Andromeda.

HR9074 visual magnitude is 6.58. Because of its reltive faintness, HR9074 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 HR9074:

Color of HR9074 ⬤

Magnitude of HR9074 6.58

Class Hypergiant

VISIBILITY RIGHT NOW HR9074 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 14°.

Celestial coordinates and finder chart of HR9074

HR9074 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 HR9074 are provided in the following table:

Right Ascension J2000 23h 59m 29s

Declination J2000 +33° 43’ 27”

Galactic Longitude 110.72°

Galactic Latitude -27.91°

Constellation Andromeda

The simplified sky map below shows the position of HR9074 in the sky:

Simplified finder chart for HR9074.

Visibility of HR9074 from your location

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

Today's HR9074 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 56.3° RISE 2:40

Max altitude: 72.2° TRANSIT 12:25

Azimuth: 303.7° SET 22:09

RIGHT NOW HR9074 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR9074

The image below is a photograph of HR9074 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 HR9074 is -0.06 arcsec per year in Right Ascension and -0.08 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR9074. The red arrow shows the motion of HR9074 during the next 10000 years (-10.00 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of HR9074 from the Sun and relative movement

HR9074 is distant 94.57 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 29.01 pc

Distance (light year) 94.57 ly

Heliocentric radial velocity -8 km/s

Proper Motion RA -0.06 arcsec/year

Proper Motion Dec -0.08 arcsec/year

Spectral properties of HR9074

HR9074 belongs to spectral class G0 and has a luminosity class of V corresponding to a hypergiant star.

Absolute magnitude 4.27

Spectral Type G0V

Color Index (B-V) 0.55

Temperature of HR9074 6170K

The red dot in the diagram below shows where HR9074 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR9074. Attribution: Richard Powell / CC BY-SA

HR9074 star system properties

HR9074 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR9074 double sysyem:

Main star magnitude 6.58

Secondary star magnitude 6.78

Magnitude difference 0.2

Separation 1.5 arcsec

Alternative designations of HR9074

Henry Draper Catalogue HD224635

SAO Catalogue SAO73656

Hipparcos Catalogue HIP118281

Durchmusterung Catalogue BD+32 4747

Gliese Catalogue NN 4384 A

Aitken Double Star Catalogue ADS17149

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