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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Sagittarius » 

33 Sagittarii

Altitude: 16.0°   Azimuth: 194.1°   Direction: South-South-West

33 Sagittarii is a supergiant star in the constellation of Sagittarius.

33 Sagittarii visual magnitude is 5.69. Because of its reltive faintness, 33 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 33 Sagittarii:


33 Sagittarii is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 16.0°
Azimuth: 194.1°
Direction: South-South-West

Celestial coordinates and finder chart of 33 Sagittarii

33 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 33 Sagittarii are provided in the following table:

18h 54m 00s
-21° 21’ 34”

The simplified sky map below shows the position of 33 Sagittarii in the sky:

Finder chart 33 Sagittarii star
Simplified finder chart for 33 Sagittarii.

Visibility of 33 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 33 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: 111.4°
Max altitude: 17.2°
Azimuth: 248.6°

Digitized Sky Survey image of 33 Sagittarii

The image below is a photograph of 33 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 33 Sagittarii is 0.008 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 33 Sagittarii star
DSS2 image of 33 Sagittarii. The red arrow shows the motion of 33 Sagittarii during the next 10000 years (1.33 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of 33 Sagittarii from the Sun and relative movement

33 Sagittarii is distant 1,734.04 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

531.91 pc
1,734.04 ly
-7 km/s
0.008 arcsec/year
-0.015 arcsec/year

Spectral properties of 33 Sagittarii

33 Sagittarii belongs to spectral class K1 and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where 33 Sagittarii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 33 Sagittarii. Attribution: Richard Powell / CC BY-SA

Alternative designations of 33 Sagittarii

33 Sagittarii