HR1128

Altitude: 9.6° Azimuth: 139.2° Direction: South-East

HR1128 is a main-sequence star in the constellation of Eridanus.

HR1128 visual magnitude is 6.59. Because of its reltive faintness, HR1128 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 HR1128:

Color of HR1128 ⬤

Magnitude of HR1128 6.59

Class Main-sequence

VISIBILITY RIGHT NOW

HR1128 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 9.6°
Azimuth: 139.2°
Direction: South-East

Celestial coordinates and finder chart of HR1128

HR1128 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 HR1128 are provided in the following table:

Right Ascension J2000 03h 41m 22s

Declination J2000 -19° 35’ 04”

Galactic Longitude 211.27°

Galactic Latitude -50.46°

Constellation Eridanus

The simplified sky map below shows the position of HR1128 in the sky:

Simplified finder chart for HR1128.

Visibility of HR1128 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 HR1128 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: 109.6° RISE 18:46

Max altitude: 18.9° TRANSIT 22:59

Azimuth: 250.4° SET 3:15

Digitized Sky Survey image of HR1128

The image below is a photograph of HR1128 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 HR1128 is -0.002 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR1128. The red arrow shows the motion of HR1128 during the next 100000 years (-3.33 arcmin in Right Ascension and -11.67 arcmin in declination);

Distance of HR1128 from the Sun and relative movement

HR1128 is distant 421.19 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 129.20 pc

Distance (light year) 421.19 ly

Heliocentric radial velocity -8 km/s

Proper Motion RA -0.002 arcsec/year

Proper Motion Dec -0.007 arcsec/year

Spectral properties of HR1128

HR1128 belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.03

Spectral Type A3V

Color Index (B-V) 0.09

Temperature of HR1128 9125K

The red dot in the diagram below shows where HR1128 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1128. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1128

Henry Draper Catalogue HD23055

SAO Catalogue SAO149114

Hipparcos Catalogue HIP17223

Durchmusterung Catalogue BD-20 687

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In Evidence

Other stars in Eridanus