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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:57  
clear_day Transit: 12:57  
SunsetSet: 19:59
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All Constellations » Puppis » 

HR2546

Altitude: -83.9°   Azimuth: 351.2°   Direction: North

HR2546 is a variable and double giant star in the constellation of Puppis.

HR2546 visual magnitude is 6.55. Because of its reltive faintness, HR2546 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR2546 is 0.019 arcsec per year in Right Ascension and -0.044 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2546 star
DSS2 image of HR2546. The red arrow shows the motion of HR2546 during the next 10000 years (3.17 arcmin in Right Ascension and -7.33 arcmin in declination);

Key facts about HR2546

6.55
Giant

HR2546 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -83.9°
Azimuth: 351.2°
Direction: North

Celestial coordinates and finder chart of HR2546

HR2546 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2546 are provided in the following table:

06h 49m 57s
-45° 27’ 00”
254.96°
-19.21°
Puppis

The simplified sky map below shows the position of HR2546 in the sky:

Finder chart HR2546 star
Simplified finder chart for HR2546.

Visibility of HR2546 from your location

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

HR2546 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR2546 from the Sun and relative movement

HR2546 is distant 737.56 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

226.24 pc
737.56 ly
15 km/s
0.019 arcsec/year
-0.044 arcsec/year

Spectral properties of HR2546

HR2546 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.

-0.22
K5III
3779K

The red dot in the diagram below shows where HR2546 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2546. Attribution: Richard Powell / CC BY-SA

HR2546 star system properties

HR2546 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR2546 double sysyem:

6.55
11.15
4.6
6.6 arcsec

Alternative designations of HR2546

SAO218236
SAO218236