HR1155

Altitude: 30.5° Azimuth: 342.9° Direction: North-North-West

HR1155 is a variable bright giant star in the constellation of Camelopardalis.

HR1155 visual magnitude is 4.47. Because of its moderate brightness, HR1155 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR1155:

Color of HR1155 ⬤

Magnitude of HR1155 4.47

Class Bright giant

VISIBILITY RIGHT NOW

HR1155 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 30.5°
Azimuth: 342.9°
Direction: North-North-West

Celestial coordinates and finder chart of HR1155

HR1155 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 HR1155 are provided in the following table:

Right Ascension J2000 03h 49m 31s

Declination J2000 +65° 31’ 33”

Galactic Longitude 140.02°

Galactic Latitude 8.75°

Constellation Camelopardalis

The simplified sky map below shows the position of HR1155 in the sky:

Simplified finder chart for HR1155.

Visibility of HR1155 from your location

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

HR1155 is circumpolar and transits at 22:59 UTC (altitude: 76.0°)

Digitized Sky Survey image of HR1155

The image below is a photograph of HR1155 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 HR1155 is -0.007 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 HR1155. The red arrow shows the motion of HR1155 during the next 10000 years (-1.17 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR1155 from the Sun and relative movement

HR1155 is distant 964.50 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 295.86 pc

Distance (light year) 964.50 ly

Heliocentric radial velocity -3 km/s

Proper Motion RA -0.007 arcsec/year

Proper Motion Dec -0.013 arcsec/year

Spectral properties of HR1155

HR1155 belongs to spectral class M2 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude -2.89

Spectral Type M2II

Color Index (B-V) 1.88

Temperature of HR1155 3299K

The red dot in the diagram below shows where HR1155 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1155. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1155

Henry Draper Catalogue HD23475

SAO Catalogue SAO12916

Hipparcos Catalogue HIP17884

Durchmusterung Catalogue BD+65 369

General Catalogue of Variable Stars BE Cam

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In Evidence

Other stars in Camelopardalis