HR8758

Altitude: 3.2° Azimuth: 20.8° Direction: North-North-East

HR8758 is a variable main-sequence star in the constellation of Andromeda.

HR8758 visual magnitude is 6.54. Because of its reltive faintness, HR8758 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 HR8758:

Color of HR8758 ⬤

Magnitude of HR8758 6.54

Class Main-sequence

VISIBILITY RIGHT NOW

HR8758 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 3.2°
Azimuth: 20.8°
Direction: North-North-East

Celestial coordinates and finder chart of HR8758

HR8758 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 HR8758 are provided in the following table:

Right Ascension J2000 23h 00m 54s

Declination J2000 +38° 42’ 29”

Galactic Longitude 100.39°

Galactic Latitude -19.28°

Constellation Andromeda

The simplified sky map below shows the position of HR8758 in the sky:

Simplified finder chart for HR8758.

Visibility of HR8758 from your location

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

HR8758 is circumpolar and transits at 17:55 UTC (altitude: 77.2°)

Digitized Sky Survey image of HR8758

The image below is a photograph of HR8758 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 HR8758 is 0.001 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR8758. The red arrow shows the motion of HR8758 during the next 100000 years (1.67 arcmin in Right Ascension and -8.33 arcmin in declination);

Distance of HR8758 from the Sun and relative movement

HR8758 is distant 890.71 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 273.22 pc

Distance (light year) 890.71 ly

Heliocentric radial velocity -16 km/s

Proper Motion RA 0.001 arcsec/year

Proper Motion Dec -0.005 arcsec/year

Spectral properties of HR8758

HR8758 belongs to spectral class B3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.64

Spectral Type B3V

Color Index (B-V) -0.11

Temperature of HR8758 11744K

The red dot in the diagram below shows where HR8758 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8758. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8758

Henry Draper Catalogue HD217543

SAO Catalogue SAO72929

Hipparcos Catalogue HIP113640

Durchmusterung Catalogue BD+37 4744

General Catalogue of Variable Stars 14386

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