HR261

Altitude: 47.5° Azimuth: 327.6° Direction: North-North-West

HR261 is a giant star in the constellation of Cassiopeia.

HR261 visual magnitude is 6.37. Because of its reltive faintness, HR261 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 HR261:

Color of HR261 ⬤

Magnitude of HR261 6.37

Class Giant

VISIBILITY RIGHT NOW

HR261 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 47.5°
Azimuth: 327.6°
Direction: North-North-West

Celestial coordinates and finder chart of HR261

HR261 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 HR261 are provided in the following table:

Right Ascension J2000 00h 56m 55s

Declination J2000 +68° 46’ 33”

Galactic Longitude 123.43°

Galactic Latitude 5.91°

Constellation Cassiopeia

The simplified sky map below shows the position of HR261 in the sky:

Simplified finder chart for HR261.

Visibility of HR261 from your location

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

HR261 is circumpolar and transits at 08:06 UTC (altitude: 72.7°)

Digitized Sky Survey image of HR261

The image below is a photograph of HR261 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 HR261 is 0.137 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR261. The red arrow shows the motion of HR261 during the next 1000 years (2.28 arcmin in Right Ascension and -0.35 arcmin in declination);

Distance of HR261 from the Sun and relative movement

HR261 is distant 194.86 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 59.77 pc

Distance (light year) 194.86 ly

Heliocentric radial velocity -8 km/s

Proper Motion RA 0.137 arcsec/year

Proper Motion Dec -0.021 arcsec/year

Spectral properties of HR261

HR261 belongs to spectral class F4 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 2.49

Spectral Type F4III

Color Index (B-V) 0.38

Temperature of HR261 6989K

The red dot in the diagram below shows where HR261 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR261. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR261

Henry Draper Catalogue HD5357

SAO Catalogue SAO11481

Hipparcos Catalogue HIP4446

Durchmusterung Catalogue BD+67 81

In Evidence

Other stars in Cassiopeia