7 Sagittarii

7 Sagittarii is a giant star in the constellation of Sagittarius.

7 Sagittarii visual magnitude is 5.34. Because of its reltive faintness, 7 Sagittarii 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 7 Sagittarii:

Color of 7 Sagittarii ⬤

Magnitude of 7 Sagittarii 5.34

Class Giant

VISIBILITY RIGHT NOW 7 Sagittarii is above the horizon from Greenwich, United Kingdom [change]. Altitude: 5°.

Celestial coordinates and finder chart of 7 Sagittarii

7 Sagittarii 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 7 Sagittarii are provided in the following table:

Right Ascension J2000 18h 02m 51s

Declination J2000 -24° 16’ 55”

Galactic Longitude 5.96°

Galactic Latitude -0.96°

Constellation Sagittarius

The simplified sky map below shows the position of 7 Sagittarii in the sky:

Simplified finder chart for 7 Sagittarii.

Visibility of 7 Sagittarii from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 7 Sagittarii rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 114.3° RISE 3:08

Max altitude: 14.2° TRANSIT 6:49

Azimuth: 245.7° SET 10:29

RIGHT NOW 7 Sagittarii is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 7 Sagittarii

The image below is a photograph of 7 Sagittarii 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 7 Sagittarii is 0.005 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of 7 Sagittarii. The red arrow shows the motion of 7 Sagittarii during the next 100000 years (8.33 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of 7 Sagittarii from the Sun and relative movement

7 Sagittarii is distant 1,105.08 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

Distance (parsec) 338.98 pc

Distance (light year) 1,105.08 ly

Heliocentric radial velocity -12 km/s

Proper Motion RA 0.005 arcsec/year

Proper Motion Dec -0.008 arcsec/year

Spectral properties of 7 Sagittarii

7 Sagittarii belongs to spectral class F3 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -2.31

Spectral Type F3III

Color Index (B-V) 0.52

Temperature of 7 Sagittarii 6300K

The red dot in the diagram below shows where 7 Sagittarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 7 Sagittarii. Attribution: Richard Powell / CC BY-SA

Alternative designations of 7 Sagittarii

Flamsteed designation 7 Sagittarii

Henry Draper Catalogue HD164584

SAO Catalogue SAO186163

Hipparcos Catalogue HIP88380

Durchmusterung Catalogue CD-2413793

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Other stars in Sagittarius