HR151

Altitude: -61.4° Azimuth: 359.0° Direction: North

HR151 is a variable star in the constellation of Cetus.

HR151 visual magnitude is 6.06. Because of its reltive faintness, HR151 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 HR151:

Color of HR151 ⬤

Magnitude of HR151 6.06

Class

VISIBILITY RIGHT NOW

HR151 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -61.4°
Azimuth: 359.0°
Direction: North

Celestial coordinates and finder chart of HR151

HR151 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 HR151 are provided in the following table:

Right Ascension J2000 00h 36m 06s

Declination J2000 -22° 50’ 33”

Galactic Longitude 83.1°

Galactic Latitude -84.48°

Constellation Cetus

The simplified sky map below shows the position of HR151 in the sky:

Simplified finder chart for HR151.

Visibility of HR151 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 HR151 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: 112.8° RISE 16:03

Max altitude: 15.7° TRANSIT 19:54

Azimuth: 247.2° SET 23:45

Digitized Sky Survey image of HR151

The image below is a photograph of HR151 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 HR151 is -0.072 arcsec per year in Right Ascension and -0.052 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR151. The red arrow shows the motion of HR151 during the next 10000 years (-12.00 arcmin in Right Ascension and -8.67 arcmin in declination);

Distance of HR151 from the Sun and relative movement

HR151 is distant 162.03 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

Distance (parsec) 49.70 pc

Distance (light year) 162.03 ly

Heliocentric radial velocity 13 km/s

Proper Motion RA -0.072 arcsec/year

Proper Motion Dec -0.052 arcsec/year

Spectral properties of HR151

HR151 belongs to spectral class A6 HR151 is also a Sr chemically peculiar star.

Absolute magnitude 2.58

Spectral Type A6

Color Index (B-V) 0.29

Temperature of HR151 7526K

The red dot in the diagram below shows where HR151 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR151. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR151

Henry Draper Catalogue HD3326

SAO Catalogue SAO166400

Hipparcos Catalogue HIP2852

Durchmusterung Catalogue CD-23 220

FK5 Catalogue 2037

General Catalogue of Variable Stars BG Cet

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In Evidence

Other stars in Cetus