ξ2 Sagittarii (xi2 Sagittarii)

Altitude: -47.6° Azimuth: 58.7° Direction: East-North-East

ξ2 Sagittarii is a giant star in the constellation of Sagittarius.

ξ2 Sagittarii visual magnitude is 3.51. Because of its moderate brightness, ξ2 Sagittarii should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about ξ2 Sagittarii:

Color of ξ2 Sagittarii ⬤

Magnitude of ξ2 Sagittarii 3.51

Class Giant

VISIBILITY RIGHT NOW

ξ2 Sagittarii (xi2 Sagittarii) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -47.6°
Azimuth: 58.7°
Direction: East-North-East

Celestial coordinates and finder chart of ξ2 Sagittarii

ξ2 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 ξ2 Sagittarii are provided in the following table:

Right Ascension J2000 18h 57m 43s

Declination J2000 -21° 06’ 24”

Galactic Longitude 14.61°

Galactic Latitude -10.78°

Constellation Sagittarius

The simplified sky map below shows the position of ξ2 Sagittarii in the sky:

Finder chart ξ2 Sagittarii (xi2 Sagittarii) star

Simplified finder chart for ξ2 Sagittarii (xi2 Sagittarii).

Visibility of ξ2 Sagittarii 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 ξ2 Sagittarii (xi2 Sagittarii) 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: 111.1° RISE 10:22

Max altitude: 17.4° TRANSIT 14:24

Azimuth: 248.9° SET 18:27

Digitized Sky Survey image of ξ2 Sagittarii

The image below is a photograph of ξ2 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 ξ2 Sagittarii is 0.033 arcsec per year in Right Ascension and -0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ξ2 Sagittarii (xi2 Sagittarii) star

DSS2 image of ξ2 Sagittarii. The red arrow shows the motion of ξ2 Sagittarii during the next 10000 years (5.50 arcmin in Right Ascension and -2.00 arcmin in declination);

Distance of ξ2 Sagittarii from the Sun and relative movement

ξ2 Sagittarii is distant 372.15 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

Distance (parsec) 114.16 pc

Distance (light year) 372.15 ly

Heliocentric radial velocity -20 km/s

Proper Motion RA 0.033 arcsec/year

Proper Motion Dec -0.012 arcsec/year

Spectral properties of ξ2 Sagittarii

ξ2 Sagittarii belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.78

Spectral Type K1III

Color Index (B-V) 1.18

Temperature of ξ2 Sagittarii 4348K

The red dot in the diagram below shows where ξ2 Sagittarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ξ2 Sagittarii. Attribution: Richard Powell / CC BY-SA

Alternative designations of ξ2 Sagittarii

Bayer designation ξ2 Sagittarii
(xi2 Sagittarii)

Flamsteed designation 37 Sagittarii

Henry Draper Catalogue HD175775

SAO Catalogue SAO187504

Hipparcos Catalogue HIP93085

Durchmusterung Catalogue BD-21 5201

FK5 Catalogue 710

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