We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
Help keep this site free and ads-free: donate now!
A Complete Guide to the Solar System and the Night Sky
public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:29 
Transit: 12:55 
Sunset: 20:22
sunny   (Daytime)   What's Visible Now?
All Constellations » Phoenix » 

HR171

Altitude: -7.5°   Azimuth: 192.4°   Direction: South-South-West

HR171 is a giant star in the constellation of Phoenix.

HR171 visual magnitude is 6.01. Because of its reltive faintness, HR171 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR171 is 0.045 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR171 star
DSS2 image of HR171. The red arrow shows the motion of HR171 during the next 10000 years (7.50 arcmin in Right Ascension and 0.00 arcmin in declination);

Key facts about HR171

6.01
Giant

HR171 is below the horizon from Greenwich, United Kingdom.

Altitude: -7.5°
Azimuth: 192.4°
Direction: South-South-West

Celestial coordinates and finder chart of HR171

HR171 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR171 are provided in the following table:

00h 39m 51s
-44° 47’ 48”
309.65°
-72.18°
Phoenix

The simplified sky map below shows the position of HR171 in the sky:

Finder chart HR171 star
Simplified finder chart for HR171.

Visibility of HR171 from your location

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

HR171 is currently not visible from Greenwich, United Kingdom

Distance of HR171 from the Sun and relative movement

HR171 is distant 303.26 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

93.02 pc
303.26 ly
8 km/s
0.045 arcsec/year

Spectral properties of HR171

HR171 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

1.17
K1III
4430K

The red dot in the diagram below shows where HR171 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR171. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR171

SAO215185
SAO215185