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🌎  Greenwich, United Kingdom [change]

HR7549

HR7549 is a double main-sequence star in the constellation of Telescopium.

HR7549 visual magnitude is 6.5. Because of its reltive faintness, HR7549 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 HR7549:

6.5
Main-sequence
HR7549 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7549

HR7549 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7549 are provided in the following table:

19h 52m 39s
-54° 58’ 36”
342.93°
-30.55°
Telescopium

The simplified sky map below shows the position of HR7549 in the sky:

Finder chart HR7549 star
Simplified finder chart for HR7549.

Visibility of HR7549 from your location

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

HR7549 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR7549

The image below is a photograph of HR7549 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 HR7549 is 0.008 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7549 star
DSS2 image of HR7549. The red arrow shows the motion of HR7549 during the next 100000 years (13.33 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of HR7549 from the Sun and relative movement

HR7549 is distant 275.57 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

84.53 pc
275.57 ly
-22 km/s
0.008 arcsec/year
-0.003 arcsec/year

Spectral properties of HR7549

HR7549 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

1.86
A2V
9028K

The red dot in the diagram below shows where HR7549 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR7549. Attribution: Richard Powell / CC BY-SA

HR7549 star system properties

HR7549 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7549 double sysyem:

6.5
7.2
0.7
22.9 arcsec

Alternative designations of HR7549

SAO246312
SAO246312