HR1838

HR1838 is a giant star in the constellation of Columba.

HR1838 visual magnitude is 6.75. Because of its reltive faintness, HR1838 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 HR1838:

Color of HR1838 ⬤

Magnitude of HR1838 6.75

Class Giant

VISIBILITY RIGHT NOW HR1838 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR1838

HR1838 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 HR1838 are provided in the following table:

Right Ascension J2000 05h 29m 06s

Declination J2000 -30° 07’ 00”

Galactic Longitude 233.75°

Galactic Latitude -29.96°

Constellation Columba

The simplified sky map below shows the position of HR1838 in the sky:

Simplified finder chart for HR1838.

Visibility of HR1838 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 HR1838 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: 120.1° RISE 10:50

Max altitude: 8.4° TRANSIT 13:42

Azimuth: 239.9° SET 16:34

RIGHT NOW HR1838 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1838

The image below is a photograph of HR1838 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 HR1838 is -0.003 arcsec per year in Right Ascension and 0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1838. The red arrow shows the motion of HR1838 during the next 10000 years (-0.50 arcmin in Right Ascension and 2.33 arcmin in declination);

Distance of HR1838 from the Sun and relative movement

HR1838 is distant 522.44 light years from the Sun and it is moving far from the Sun at the speed of 59 kilometers per second.

Distance (parsec) 160.26 pc

Distance (light year) 522.44 ly

Heliocentric radial velocity 59 km/s

Proper Motion RA -0.003 arcsec/year

Proper Motion Dec 0.014 arcsec/year

Spectral properties of HR1838

HR1838 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.73

Spectral Type G8III

Color Index (B-V) 1.06

Temperature of HR1838 4603K

The red dot in the diagram below shows where HR1838 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1838. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1838

Henry Draper Catalogue HD36255

SAO Catalogue SAO195898

Hipparcos Catalogue HIP25685

Durchmusterung Catalogue CD-30 2421

In Evidence

Other stars in Columba