HR17

HR17 is a sub-giant star in the constellation of Andromeda.

HR17 visual magnitude is 6.19. Because of its reltive faintness, HR17 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 HR17:

Color of HR17 ⬤

Magnitude of HR17 6.19

Class Sub-giant

VISIBILITY RIGHT NOW HR17 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 55°.

Celestial coordinates and finder chart of HR17

HR17 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 HR17 are provided in the following table:

Right Ascension J2000 00h 08m 40s

Declination J2000 +36° 37’ 36”

Galactic Longitude 113.45°

Galactic Latitude -25.45°

Constellation Andromeda

The simplified sky map below shows the position of HR17 in the sky:

Simplified finder chart for HR17.

Visibility of HR17 from your location

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

Today's HR17 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 53.4° RISE 2:01

Max altitude: 75.1° TRANSIT 12:34

Azimuth: 306.6° SET 23:07

RIGHT NOW HR17 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR17

The image below is a photograph of HR17 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 HR17 is -0.1 arcsec per year in Right Ascension and -0.145 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR17. The red arrow shows the motion of HR17 during the next 1000 years (-1.67 arcmin in Right Ascension and -2.42 arcmin in declination);

Distance of HR17 from the Sun and relative movement

HR17 is distant 107.73 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

Distance (parsec) 33.05 pc

Distance (light year) 107.73 ly

Heliocentric radial velocity -14 km/s

Proper Motion RA -0.1 arcsec/year

Proper Motion Dec -0.145 arcsec/year

Spectral properties of HR17

HR17 belongs to spectral class F8 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 3.59

Spectral Type F8IV

Color Index (B-V) 0.48

Temperature of HR17 6481K

The red dot in the diagram below shows where HR17 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR17. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR17

Henry Draper Catalogue HD400

SAO Catalogue SAO53677

Hipparcos Catalogue HIP699

Durchmusterung Catalogue BD+35 8

Gliese Catalogue Gl 6

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Other stars in Andromeda