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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 » Ophiuchus » 


Altitude: 41.6°   Azimuth: 224.8°   Direction: South-West

HR6433 is a bright giant star in the constellation of Ophiuchus.

HR6433 visual magnitude is 5.03. Because of its reltive faintness, HR6433 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 HR6433:

Bright giant

HR6433 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 41.6°
Azimuth: 224.8°
Direction: South-West

Celestial coordinates and finder chart of HR6433

HR6433 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 HR6433 are provided in the following table:

17h 18m 37s
+10° 51’ 51”

The simplified sky map below shows the position of HR6433 in the sky:

Finder chart HR6433 star
Simplified finder chart for HR6433.

Visibility of HR6433 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 HR6433 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: 79.1°
Max altitude: 49.4°
Azimuth: 280.9°

Digitized Sky Survey image of HR6433

The image below is a photograph of HR6433 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 HR6433 is 0.01 arcsec per year in Right Ascension and -0.095 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR6433 star
DSS2 image of HR6433. The red arrow shows the motion of HR6433 during the next 1000 years (0.17 arcmin in Right Ascension and -1.58 arcmin in declination);

Distance of HR6433 from the Sun and relative movement

HR6433 is distant 690.68 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

211.86 pc
690.68 ly
40 km/s
0.01 arcsec/year
-0.095 arcsec/year

Spectral properties of HR6433

HR6433 belongs to spectral class K4 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR6433 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6433. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6433