HR7148

Altitude: 31.4° Azimuth: 100.5° Direction: East

HR7148 is a giant star in the constellation of Hercules.

HR7148 visual magnitude is 5.69. Because of its reltive faintness, HR7148 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 HR7148:

Color of HR7148 ⬤

Magnitude of HR7148 5.69

Class Giant

VISIBILITY RIGHT NOW

HR7148 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 31.4°
Azimuth: 100.5°
Direction: East

Celestial coordinates and finder chart of HR7148

HR7148 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 HR7148 are provided in the following table:

Right Ascension J2000 18h 56m 06s

Declination J2000 +18° 06’ 19”

Galactic Longitude 49.65°

Galactic Latitude 7.15°

Constellation Hercules

The simplified sky map below shows the position of HR7148 in the sky:

Simplified finder chart for HR7148.

Visibility of HR7148 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 HR7148 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: 71.9° RISE 6:13

Max altitude: 56.6° TRANSIT 13:47

Azimuth: 288.1° SET 21:22

Digitized Sky Survey image of HR7148

The image below is a photograph of HR7148 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 HR7148 is -0.041 arcsec per year in Right Ascension and -0.162 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR7148. The red arrow shows the motion of HR7148 during the next 1000 years (-0.68 arcmin in Right Ascension and -2.70 arcmin in declination);

Distance of HR7148 from the Sun and relative movement

HR7148 is distant 275.34 light years from the Sun and it is moving far from the Sun at the speed of 44 kilometers per second.

Distance (parsec) 84.46 pc

Distance (light year) 275.34 ly

Heliocentric radial velocity 44 km/s

Proper Motion RA -0.041 arcsec/year

Proper Motion Dec -0.162 arcsec/year

Spectral properties of HR7148

HR7148 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 1.06

Spectral Type K1III

Color Index (B-V) 1.09

Temperature of HR7148 4537K

The red dot in the diagram below shows where HR7148 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7148. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7148

Henry Draper Catalogue HD175743

SAO Catalogue SAO104272

Hipparcos Catalogue HIP92937

Durchmusterung Catalogue BD+17 3779

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In Evidence

Other stars in Hercules