HR1709

Altitude: -15.2° Azimuth: 60.6° Direction: East-North-East

HR1709 is a variable giant star in the constellation of Orion.

HR1709 visual magnitude is 5.5. Because of its reltive faintness, HR1709 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 HR1709:

Color of HR1709 ⬤

Magnitude of HR1709 5.5

Class Giant

VISIBILITY RIGHT NOW

HR1709 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -15.2°
Azimuth: 60.6°
Direction: East-North-East

Celestial coordinates and finder chart of HR1709

HR1709 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 HR1709 are provided in the following table:

Right Ascension J2000 05h 14m 44s

Declination J2000 +05° 09’ 21”

Galactic Longitude 196.62°

Galactic Latitude -18.79°

Constellation Orion

The simplified sky map below shows the position of HR1709 in the sky:

Simplified finder chart for HR1709.

Visibility of HR1709 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 HR1709 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: 84.8° RISE 23:35

Max altitude: 43.7° TRANSIT 6:03

Azimuth: 275.2° SET 12:27

Digitized Sky Survey image of HR1709

The image below is a photograph of HR1709 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 HR1709 is -0.001 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR1709. The red arrow shows the motion of HR1709 during the next 100000 years (-1.67 arcmin in Right Ascension and 6.67 arcmin in declination);

Distance of HR1709 from the Sun and relative movement

HR1709 is distant 598.17 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 183.49 pc

Distance (light year) 598.17 ly

Heliocentric radial velocity -8 km/s

Proper Motion RA -0.001 arcsec/year

Proper Motion Dec 0.004 arcsec/year

Spectral properties of HR1709

HR1709 belongs to spectral class K4

Absolute magnitude -0.82

Spectral Type K4

Color Index (B-V) 1.37

Temperature of HR1709 4000K

The red dot in the diagram below shows where HR1709 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1709. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1709

Henry Draper Catalogue HD34043

SAO Catalogue SAO112556

Hipparcos Catalogue HIP24450

Durchmusterung Catalogue BD+04 877

FK5 Catalogue 2394

General Catalogue of Variable Stars 1880

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In Evidence

Other stars in Orion