83 Aquarii

83 Aquarii is a multiple sub-giant star in the constellation of Aquarius.

83 Aquarii visual magnitude is 5.43. Because of its reltive faintness, 83 Aquarii 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 83 Aquarii:

Color of 83 Aquarii ⬤

Magnitude of 83 Aquarii 5.43

Class Sub-giant

VISIBILITY RIGHT NOW 83 Aquarii is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 83 Aquarii

83 Aquarii 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 83 Aquarii are provided in the following table:

Right Ascension J2000 23h 05m 09s

Declination J2000 -07° 41’ 36”

Galactic Longitude 65.67°

Galactic Latitude -58.2°

Constellation Aquarius

The simplified sky map below shows the position of 83 Aquarii in the sky:

Simplified finder chart for 83 Aquarii.

Visibility of 83 Aquarii from your location

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

Today's 83 Aquarii rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 97.7° RISE 6:11

Max altitude: 30.8° TRANSIT 11:30

Azimuth: 262.3° SET 16:50

RIGHT NOW 83 Aquarii is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 83 Aquarii

The image below is a photograph of 83 Aquarii 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 83 Aquarii is 0.129 arcsec per year in Right Ascension and 0.011 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 83 Aquarii. The red arrow shows the motion of 83 Aquarii during the next 1000 years (2.15 arcmin in Right Ascension and 0.18 arcmin in declination);

Distance of 83 Aquarii from the Sun and relative movement

83 Aquarii is distant 188.33 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

Distance (parsec) 57.77 pc

Distance (light year) 188.33 ly

Heliocentric radial velocity -13 km/s

Proper Motion RA 0.129 arcsec/year

Proper Motion Dec 0.011 arcsec/year

Spectral properties of 83 Aquarii

83 Aquarii belongs to spectral class F2 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 1.62

Spectral Type F2IV

Color Index (B-V) 0.3

Temperature of 83 Aquarii 7462K

The red dot in the diagram below shows where 83 Aquarii is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 83 Aquarii. Attribution: Richard Powell / CC BY-SA

83 Aquarii star system properties

83 Aquarii 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 83 Aquarii double sysyem:

Main star magnitude 5.43

Secondary star magnitude 5.63

Magnitude difference 0.2

Separation 0.2 arcsec

Alternative designations of 83 Aquarii

Flamsteed designation 83 Aquarii

Henry Draper Catalogue HD218060

SAO Catalogue SAO146498

Hipparcos Catalogue HIP113996

Durchmusterung Catalogue BD-08 6018

Aitken Double Star Catalogue ADS16497

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