HR1755

Altitude: -2.1° Azimuth: 53.8° Direction: North-East

HR1755 is a hypergiant star in the constellation of Taurus.

HR1755 visual magnitude is 6.18. Because of its reltive faintness, HR1755 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 HR1755:

Color of HR1755 ⬤

Magnitude of HR1755 6.18

Class Hypergiant

VISIBILITY RIGHT NOW

HR1755 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -2.1°
Azimuth: 53.8°
Direction: North-East

Celestial coordinates and finder chart of HR1755

HR1755 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1755 are provided in the following table:

Right Ascension J2000 05h 20m 56s

Declination J2000 +19° 48’ 51”

Galactic Longitude 184.68°

Galactic Latitude -9.64°

Constellation Taurus

The simplified sky map below shows the position of HR1755 in the sky:

Simplified finder chart for HR1755.

Visibility of HR1755 from your location

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

Today's HR1755 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.2° RISE 5:25

Max altitude: 58.3° TRANSIT 13:10

Azimuth: 289.8° SET 20:55

RIGHT NOW HR1755 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1755

The image below is a photograph of HR1755 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 HR1755 is -0.006 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1755. The red arrow shows the motion of HR1755 during the next 10000 years (-1.00 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR1755 from the Sun and relative movement

HR1755 is distant 624.52 light years from the Sun

Distance (parsec) 191.57 pc

Distance (light year) 624.52 ly

Proper Motion RA -0.006 arcsec/year

Proper Motion Dec -0.015 arcsec/year

Spectral properties of HR1755

HR1755 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

Absolute magnitude -0.23

Spectral Type K0III

Color Index (B-V) 1.23

Temperature of HR1755 4251K

The red dot in the diagram below shows where HR1755 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1755. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1755

Henry Draper Catalogue HD34810

SAO Catalogue SAO94478

Hipparcos Catalogue HIP24977

Durchmusterung Catalogue BD+19 902

In Evidence

Other stars in Taurus