HR56

HR56 is a double main-sequence star in the constellation of Andromeda.

HR56 visual magnitude is 6.15. Because of its reltive faintness, HR56 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 HR56:

Color of HR56 ⬤

Magnitude of HR56 6.15

Class Main-sequence

VISIBILITY RIGHT NOW HR56 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 5°.

Celestial coordinates and finder chart of HR56

HR56 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 HR56 are provided in the following table:

Right Ascension J2000 00h 16m 21s

Declination J2000 +43° 35’ 40”

Galactic Longitude 116.23°

Galactic Latitude -18.82°

Constellation Andromeda

The simplified sky map below shows the position of HR56 in the sky:

Simplified finder chart for HR56.

Visibility of HR56 from your location

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

HR56 is circumpolar and transits at 12:01 UTC (altitude: 82.1°)

Digitized Sky Survey image of HR56

The image below is a photograph of HR56 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 HR56 is 0.043 arcsec per year in Right Ascension and -0.03 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR56. The red arrow shows the motion of HR56 during the next 10000 years (7.17 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of HR56 from the Sun and relative movement

HR56 is distant 303.26 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

Distance (parsec) 93.02 pc

Distance (light year) 303.26 ly

Heliocentric radial velocity 2 km/s

Proper Motion RA 0.043 arcsec/year

Proper Motion Dec -0.03 arcsec/year

Spectral properties of HR56

HR56 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star. HR56 is also a Si chemically peculiar star.

Absolute magnitude 1.31

Spectral Type A2V

Color Index (B-V) 0.05

Temperature of HR56 9542K

The red dot in the diagram below shows where HR56 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR56. Attribution: Richard Powell / CC BY-SA

HR56 star system properties

HR56 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR56 double sysyem:

Main star magnitude 6.15

Secondary star magnitude 10.05

Magnitude difference 3.9

Separation 9.2 arcsec

Alternative designations of HR56

Henry Draper Catalogue HD1185

SAO Catalogue SAO36221

Hipparcos Catalogue HIP1302

Durchmusterung Catalogue BD+42 41

Aitken Double Star Catalogue ADS215

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Other stars in Andromeda