HR1072

Altitude: 6.4° Azimuth: 357.0° Direction: North

HR1072 is a variable sub-giant star in the constellation of Perseus.

HR1072 visual magnitude is 6.41. Because of its reltive faintness, HR1072 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 HR1072:

Color of HR1072 ⬤

Magnitude of HR1072 6.41

Class Sub-giant

VISIBILITY RIGHT NOW

HR1072 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 6.4°
Azimuth: 357.0°
Direction: North

Celestial coordinates and finder chart of HR1072

HR1072 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 HR1072 are provided in the following table:

Right Ascension J2000 03h 32m 39s

Declination J2000 +44° 51’ 20”

Galactic Longitude 150.61°

Galactic Latitude -9.18°

Constellation Perseus

The simplified sky map below shows the position of HR1072 in the sky:

Simplified finder chart for HR1072.

Visibility of HR1072 from your location

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

HR1072 is circumpolar and transits at 10:34 UTC (altitude: 83.4°)

Digitized Sky Survey image of HR1072

The image below is a photograph of HR1072 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 HR1072 is 0.011 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 HR1072. The red arrow shows the motion of HR1072 during the next 10000 years (1.83 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR1072 from the Sun and relative movement

HR1072 is distant 1,559.81 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

Distance (parsec) 478.47 pc

Distance (light year) 1,559.81 ly

Heliocentric radial velocity 2 km/s

Proper Motion RA 0.011 arcsec/year

Proper Motion Dec -0.013 arcsec/year

Spectral properties of HR1072

HR1072 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -1.99

Spectral Type B2IV

Color Index (B-V) 0.03

Temperature of HR1072 9766K

The red dot in the diagram below shows where HR1072 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1072. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1072

Henry Draper Catalogue HD21803

SAO Catalogue SAO38927

Hipparcos Catalogue HIP16516

Durchmusterung Catalogue BD+44 734

General Catalogue of Variable Stars KP Per

In Evidence

Other stars in Perseus