HR287

Altitude: 84.0° Azimuth: 269.5° Direction: West

HR287 is a main-sequence star in the constellation of Cassiopeia.

HR287 visual magnitude is 6.47. Because of its reltive faintness, HR287 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 HR287:

Color of HR287 ⬤

Magnitude of HR287 6.47

Class Main-sequence

VISIBILITY RIGHT NOW

HR287 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 84.0°
Azimuth: 269.5°
Direction: West

Celestial coordinates and finder chart of HR287

HR287 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR287 are provided in the following table:

Right Ascension J2000 01h 02m 18s

Declination J2000 +51° 02’ 05”

Galactic Longitude 124.68°

Galactic Latitude -11.8°

Constellation Cassiopeia

The simplified sky map below shows the position of HR287 in the sky:

Simplified finder chart for HR287.

Visibility of HR287 from your location

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

HR287 is circumpolar and transits at 20:08 UTC (altitude: 89.6°)

Digitized Sky Survey image of HR287

The image below is a photograph of HR287 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 HR287 is -0.004 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR287. The red arrow shows the motion of HR287 during the next 10000 years (-0.67 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR287 from the Sun and relative movement

HR287 is distant 631.78 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

Distance (parsec) 193.80 pc

Distance (light year) 631.78 ly

Heliocentric radial velocity 6 km/s

Proper Motion RA -0.004 arcsec/year

Proper Motion Dec -0.013 arcsec/year

Spectral properties of HR287

HR287 belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.03

Spectral Type A3V

Color Index (B-V)

Temperature of HR287 10125K

The red dot in the diagram below shows where HR287 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR287. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR287

Henry Draper Catalogue HD6028

SAO Catalogue SAO21938

Hipparcos Catalogue HIP4844

Durchmusterung Catalogue BD+50 202

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In Evidence

Other stars in Cassiopeia