HR247

Below the horizon. Rise: 20:46 | Tran: 0:29 | Set: 4:17

Alt: -44.24° Az: 71.56° Direction: East-North-East

HR247 is a double giant star of spectral class K2 in the constellation of Cetus.

HR247 visual magnitude is 5.46. Because of its faintness, HR247 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR247. The red arrow shows the motion of HR247 during the next 10000 years (5.83 arcmin in Right Ascension and 5.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 53m 53s

Declination -23° 52’ 17”

Hour Angle 15h 12m 02s

Sideral Time 16h 05m 56s

J2000

Right Ascension 00h 52m 40s

Declination -24° 00’ 20”

Galactic Coordinates

Galactic Longitude 128.1°

Galactic Latitude -86.87°

Finder Chart

Simplified finder chart for HR247.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.46

Class Giant

Absolute magnitude -0.47

Spectral Type K2III

Color Index (B-V) 1.24

Temperature 4232K

The red dot in the diagram below shows where HR247 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR247. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR247 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 HR247 double sysyem:

Main star magnitude 5.46

Secondary star magnitude 9.86

Magnitude difference 4.4

Separation 11 arcsec

Distance, Radial Speed, Proper Motion

HR247 is distant 500.00 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.

Distance (parsec) 153.37

Distance (light year) 500.00

Radial Speed 34 km/s

Proper Motion RA 0.035 arcsec/y

Proper Motion Dec 0.035"/y

Alternative Designations

Henry Draper Catalogue HD5098

SAO Catalogue SAO166647

Hipparcos Catalogue HIP4104

Durchmusterung Catalogue CD-24 376

Aitken Double Star Catalogue ADS726

Visibility from Your Location

Today's HR247 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.9° RISE 20:46

Max altitude: 14.6° TRANSIT 0:29

Azimuth: 246.1° SET 4:17

Set Location

Other stars in Cetus