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🌎  Greenwich, United Kingdom [change]

HR4966

HR4966 is a double sub-giant star in the constellation of Musca.

HR4966 visual magnitude is 5.91. Because of its reltive faintness, HR4966 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 HR4966:

5.91
Sub-giant
HR4966 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4966

HR4966 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 HR4966 are provided in the following table:

13h 11m 51s
-69° 56’ 30”
304.69°
-7.14°
Musca

The simplified sky map below shows the position of HR4966 in the sky:

Finder chart HR4966 star
Simplified finder chart for HR4966.

Visibility of HR4966 from your location

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

HR4966 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4966

The image below is a photograph of HR4966 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 HR4966 is 0.036 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4966 star
DSS2 image of HR4966. The red arrow shows the motion of HR4966 during the next 10000 years (6.00 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR4966 from the Sun and relative movement

HR4966 is distant 143.80 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

44.11 pc
143.80 ly
7 km/s
0.036 arcsec/year
0.006 arcsec/year

Spectral properties of HR4966

HR4966 belongs to spectral class F3 and has a luminosity class of IV corresponding to a sub-giant star.

2.69
F3IV
6776K

The red dot in the diagram below shows where HR4966 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4966. Attribution: Richard Powell / CC BY-SA

HR4966 star system properties

HR4966 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 HR4966 double sysyem:

5.91
11.81
5.9
30.7 arcsec

Alternative designations of HR4966

SAO252185
SAO252185