Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

HR488

HR488 is a bright giant star in the constellation of Cassiopeia.

HR488 visual magnitude is 6.34. Because of its reltive faintness, HR488 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 HR488:

6.34
Bright giant
HR488 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 25°.

Celestial coordinates and finder chart of HR488

HR488 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR488 are provided in the following table:

01h 42m 58s
+61° 25’ 18”
129.06°
-0.84°
Cassiopeia

The simplified sky map below shows the position of HR488 in the sky:

Finder chart HR488 star
Simplified finder chart for HR488.

Visibility of HR488 from your location

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

HR488 is circumpolar and transits at 16:32 UTC (altitude: 80.1°)

Digitized Sky Survey image of HR488

The image below is a photograph of HR488 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 HR488 is 0.004 arcsec per year in Right Ascension and 0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR488 star
DSS2 image of HR488. The red arrow shows the motion of HR488 during the next 10000 years (0.67 arcmin in Right Ascension and 1.83 arcmin in declination);

Distance of HR488 from the Sun and relative movement

HR488 is distant 1,021.94 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

313.48 pc
1,021.94 ly
-5 km/s
0.004 arcsec/year
0.011 arcsec/year

Spectral properties of HR488

HR488 belongs to spectral class B7 and has a luminosity class of II corresponding to a bright giant star.

-1.14
B7II
10002K

The red dot in the diagram below shows where HR488 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR488. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR488

SAO11931
SAO11931