HR1685

Below the horizon. Rise: 4:58 | Tran: 10:53 | Set: 16:44

Alt: -10.37° Az: 275.42° 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.

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);

Celestial Coordinates

Apparent

Right Ascension 05h 12m 15s

Declination -02° 13’ 26”

Hour Angle 06h 45m 54s

Sidereal Time 11h 58m 09s

J2000

Right Ascension 05h 10m 58s

Declination -02° 15’ 14”

Galactic Coordinates

Galactic Longitude 203°

Galactic Latitude -23.29°

Finder Chart

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Finder chart for HR1685.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.25

Class Sub-giant

Absolute magnitude 2.83

Spectral Type K1IV

Color Index (B-V) 0.98

Temperature 4791K

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

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

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 48.40

Distance (light year) 157.79

Radial Speed 64 km/s

Proper Motion RA 0.075 arcsec/y

Proper Motion Dec -0.145"/y

Alternative Designations

Henry Draper Catalogue HD33555

SAO Catalogue SAO131847

Hipparcos Catalogue HIP24130

Durchmusterung Catalogue BD-02 1161

Visibility from Your Location

Today's HR1685 rise, transit and set times from Goutai, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 92.2° RISE 4:58

Max altitude: 49.4° TRANSIT 10:53

Azimuth: 267.8° SET 16:44

Name:	Goutai, China
Latitude:	38° 19' 49.1" N
Longitude:	114° 19' 8.4" E
Timezone:	Asia/Shanghai

Set Location

Other stars in Orion