HR5128

Altitude: -29.4° Azimuth: 258.3° Direction: West-South-West

HR5128 is a main-sequence star in the constellation of Hydra.

HR5128 visual magnitude is 5.83. Because of its reltive faintness, HR5128 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 HR5128:

Color of HR5128 ⬤

Magnitude of HR5128 5.83

Class Main-sequence

VISIBILITY RIGHT NOW

HR5128 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -29.4°
Azimuth: 258.3°
Direction: West-South-West

Celestial coordinates and finder chart of HR5128

HR5128 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5128 are provided in the following table:

Right Ascension J2000 13h 38m 41s

Declination J2000 -29° 33’ 38”

Galactic Longitude 315.08°

Galactic Latitude 32.19°

Constellation Hydra

The simplified sky map below shows the position of HR5128 in the sky:

Simplified finder chart for HR5128.

Visibility of HR5128 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 HR5128 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: 119.6° RISE 18:37

Max altitude: 9.0° TRANSIT 21:34

Azimuth: 240.4° SET 0:32

RIGHT NOW HR5128 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR5128

The image below is a photograph of HR5128 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 HR5128 is -0.078 arcsec per year in Right Ascension and -0.069 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR5128. The red arrow shows the motion of HR5128 during the next 10000 years (-13.00 arcmin in Right Ascension and -11.50 arcmin in declination);

Distance of HR5128 from the Sun and relative movement

HR5128 is distant 159.65 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 48.97 pc

Distance (light year) 159.65 ly

Heliocentric radial velocity 4 km/s

Proper Motion RA -0.078 arcsec/year

Proper Motion Dec -0.069 arcsec/year

Spectral properties of HR5128

HR5128 belongs to spectral class F5 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 2.38

Spectral Type F5V

Color Index (B-V) 0.4

Temperature of HR5128 6880K

The red dot in the diagram below shows where HR5128 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5128. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5128

Henry Draper Catalogue HD118646

SAO Catalogue SAO181825

Hipparcos Catalogue HIP66563

Durchmusterung Catalogue CD-2810181

In Evidence

Other stars in Hydra