HR7399

Altitude: 4.5° Azimuth: 162.8° Direction: South-South-East

HR7399 is a sub-giant star in the constellation of Sagittarius.

HR7399 visual magnitude is 6.6. Because of its reltive faintness, HR7399 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 HR7399:

Color of HR7399 ⬤

Magnitude of HR7399 6.6

Class Sub-giant

VISIBILITY RIGHT NOW

HR7399 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 4.5°
Azimuth: 162.8°
Direction: South-South-East

Celestial coordinates and finder chart of HR7399

HR7399 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 HR7399 are provided in the following table:

Right Ascension J2000 19h 30m 14s

Declination J2000 -32° 05’ 31”

Galactic Longitude 6.91°

Galactic Latitude -21.67°

Constellation Sagittarius

The simplified sky map below shows the position of HR7399 in the sky:

Simplified finder chart for HR7399.

Visibility of HR7399 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 HR7399 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: 122.1° RISE 12:29

Max altitude: 6.4° TRANSIT 15:01

Azimuth: 237.9° SET 17:32

Digitized Sky Survey image of HR7399

The image below is a photograph of HR7399 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 HR7399 is 0.083 arcsec per year in Right Ascension and -0.065 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7399. The red arrow shows the motion of HR7399 during the next 10000 years (13.83 arcmin in Right Ascension and -10.83 arcmin in declination);

Distance of HR7399 from the Sun and relative movement

HR7399 is distant 160.83 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

Distance (parsec) 49.33 pc

Distance (light year) 160.83 ly

Heliocentric radial velocity 8 km/s

Proper Motion RA 0.083 arcsec/year

Proper Motion Dec -0.065 arcsec/year

Spectral properties of HR7399

HR7399 belongs to spectral class F3 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 3.13

Spectral Type F3IV

Color Index (B-V) 0.39

Temperature of HR7399 6934K

The red dot in the diagram below shows where HR7399 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7399. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7399

Henry Draper Catalogue HD183312

SAO Catalogue SAO211315

Hipparcos Catalogue HIP95905

Durchmusterung Catalogue CD-3215233

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In Evidence

Other stars in Sagittarius