HR302

HR302 is a main-sequence star in the constellation of Cassiopeia.

HR302 visual magnitude is 6.54. Because of its reltive faintness, HR302 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 HR302:

Color of HR302 ⬤

Magnitude of HR302 6.54

Class Main-sequence

VISIBILITY RIGHT NOW HR302 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 42°.

Celestial coordinates and finder chart of HR302

HR302 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 HR302 are provided in the following table:

Right Ascension J2000 01h 04m 46s

Declination J2000 +51° 00’ 35”

Galactic Longitude 125.08°

Galactic Latitude -11.81°

Constellation Cassiopeia

The simplified sky map below shows the position of HR302 in the sky:

Simplified finder chart for HR302.

Visibility of HR302 from your location

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

HR302 is circumpolar and transits at 08:18 UTC (altitude: 89.5°)

Digitized Sky Survey image of HR302

The image below is a photograph of HR302 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 HR302 is 0.019 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR302. The red arrow shows the motion of HR302 during the next 10000 years (3.17 arcmin in Right Ascension and -0.33 arcmin in declination);

Distance of HR302 from the Sun and relative movement

HR302 is distant 1,065.36 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 326.80 pc

Distance (light year) 1,065.36 ly

Heliocentric radial velocity -3 km/s

Proper Motion RA 0.019 arcsec/year

Proper Motion Dec -0.002 arcsec/year

Spectral properties of HR302

HR302 belongs to spectral class B3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -1.03

Spectral Type B3V

Color Index (B-V) -0.08

Temperature of HR302 11247K

The red dot in the diagram below shows where HR302 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR302. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR302

Henry Draper Catalogue HD6300

SAO Catalogue SAO21988

Hipparcos Catalogue HIP5062

Durchmusterung Catalogue BD+50 212

In Evidence

Other stars in Cassiopeia