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public LocationGreenwich, UK
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?


Below the horizon.  Rise: 6:27 | Tran: 12:14 | Set: 18:01
Altitude: -8.9°   Azimuth: 277.6°   Direction: West

HR1685 is a sub-giant star of spectral class K1 in the constellation of Orion.

HR1685 visual magnitude is 6.25. Because of its faintness, HR1685 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR1685

Finder chart HR1685 star
Simplified finder chart for HR1685.

HR1685 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 HR1685 are provided in the following table:

05h 10m 58s
-02° 15’ 14”
Image of HR1685 star
DSS2 image of HR1685. The red arrow shows the motion of HR1685 during the next 1000 years (1.25 arcmin in Right Ascension and -2.42 arcmin in declination);

Key facts about HR1685


and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR1685 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1685. Attribution: Richard Powell / CC BY-SA

Distance of HR1685 from the Sun and relative movement

HR1685 is distant 157.79 light years from the Sun and it is moving far from the Sun at the speed of 64 kilometers per second.

48.40 pc
157.79 ly
64 km/s
0.075 arcsec/year
-0.145 arcsec/year

Alternative designations of HR1685


Visibility of HR1685 from your location

Today's HR1685 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 92.3°
Max altitude: 36.3°
Azimuth: 267.7°