53 Sagittarii

Altitude: -5.7° Azimuth: 121.1° Direction: East-South-East

53 Sagittarii is a double main-sequence star in the constellation of Sagittarius.

53 Sagittarii visual magnitude is 6.34. Because of its reltive faintness, 53 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 53 Sagittarii:

Color of 53 Sagittarii ⬤

Magnitude of 53 Sagittarii 6.34

Class Main-sequence

VISIBILITY RIGHT NOW

53 Sagittarii is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -5.7°
Azimuth: 121.1°
Direction: East-South-East

Celestial coordinates and finder chart of 53 Sagittarii

53 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 53 Sagittarii are provided in the following table:

Right Ascension J2000 19h 39m 49s

Declination J2000 -23° 25’ 40”

Galactic Longitude 16.41°

Galactic Latitude -20.64°

Constellation Sagittarius

The simplified sky map below shows the position of 53 Sagittarii in the sky:

Simplified finder chart for 53 Sagittarii.

Visibility of 53 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 53 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: 113.4° RISE 16:00

Max altitude: 15.1° TRANSIT 19:47

Azimuth: 246.6° SET 23:33

Digitized Sky Survey image of 53 Sagittarii

The image below is a photograph of 53 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 53 Sagittarii is 0.001 arcsec per year in Right Ascension and -0.032 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 53 Sagittarii. The red arrow shows the motion of 53 Sagittarii during the next 10000 years (0.17 arcmin in Right Ascension and -5.33 arcmin in declination);

Distance of 53 Sagittarii from the Sun and relative movement

53 Sagittarii is distant 405.98 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

Distance (parsec) 124.53 pc

Distance (light year) 405.98 ly

Heliocentric radial velocity -11 km/s

Proper Motion RA 0.001 arcsec/year

Proper Motion Dec -0.032 arcsec/year

Spectral properties of 53 Sagittarii

53 Sagittarii belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.86

Spectral Type B9V

Color Index (B-V) 0.03

Temperature of 53 Sagittarii 9766K

The red dot in the diagram below shows where 53 Sagittarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 53 Sagittarii. Attribution: Richard Powell / CC BY-SA

53 Sagittarii star system properties

53 Sagittarii is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 53 Sagittarii double sysyem:

Main star magnitude 6.34

Secondary star magnitude 6.54

Magnitude difference 0.2

Separation 0.2 arcsec

Alternative designations of 53 Sagittarii

Flamsteed designation 53 Sagittarii

Henry Draper Catalogue HD185404

SAO Catalogue SAO188407

Hipparcos Catalogue HIP96729

Durchmusterung Catalogue CD-2315618

Aitken Double Star Catalogue ADS12741

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