HR7154

Altitude: 81.2° Azimuth: 257.9° Direction: West-South-West

HR7154 is a multiple giant star in the constellation of Draco.

HR7154 visual magnitude is 5.77. Because of its reltive faintness, HR7154 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 HR7154:

Color of HR7154 ⬤

Magnitude of HR7154 5.77

Class Giant

VISIBILITY RIGHT NOW

HR7154 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 81.2°
Azimuth: 257.9°
Direction: West-South-West

Celestial coordinates and finder chart of HR7154

HR7154 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 HR7154 are provided in the following table:

Right Ascension J2000 18h 54m 47s

Declination J2000 +48° 51’ 34”

Galactic Longitude 78.66°

Galactic Latitude 19.56°

Constellation Draco

The simplified sky map below shows the position of HR7154 in the sky:

Simplified finder chart for HR7154.

Visibility of HR7154 from your location

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

HR7154 is circumpolar and transits at 14:25 UTC (altitude: 87.4°)

Digitized Sky Survey image of HR7154

The image below is a photograph of HR7154 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 HR7154 is -0.061 arcsec per year in Right Ascension and -0.118 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR7154. The red arrow shows the motion of HR7154 during the next 1000 years (-1.02 arcmin in Right Ascension and -1.97 arcmin in declination);

Distance of HR7154 from the Sun and relative movement

HR7154 is distant 172.58 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

Distance (parsec) 52.94 pc

Distance (light year) 172.58 ly

Heliocentric radial velocity -11 km/s

Proper Motion RA -0.061 arcsec/year

Proper Motion Dec -0.118 arcsec/year

Spectral properties of HR7154

HR7154 belongs to spectral class F3 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 2.15

Spectral Type F3III

Color Index (B-V) 0.43

Temperature of HR7154 6724K

The red dot in the diagram below shows where HR7154 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7154. Attribution: Richard Powell / CC BY-SA

HR7154 star system properties

HR7154 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 HR7154 double sysyem:

Main star magnitude 5.77

Secondary star magnitude 10.47

Magnitude difference 4.7

Separation 1.5 arcsec

Alternative designations of HR7154

Henry Draper Catalogue HD175824

SAO Catalogue SAO47913

Hipparcos Catalogue HIP92822

Durchmusterung Catalogue BD+48 2793

Aitken Double Star Catalogue ADS11846

Support us

In Evidence

Other stars in Draco