HR1717

Below the horizon. Rise: 1:14 | Tran: 7:05 | Set: 12:56

Alt: -37.74° Az: 337.43° Direction: North-North-West

HR1717 is a hypergiant star of spectral class F0 in the constellation of Orion.

HR1717 visual magnitude is 6.15. Because of its faintness, HR1717 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 HR1717. The red arrow shows the motion of HR1717 during the next 10000 years (-7.17 arcmin in Right Ascension and 6.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 16m 33s

Declination -01° 22’ 58”

Hour Angle 10h 49m 18s

Sideral Time 16h 05m 52s

J2000

Right Ascension 05h 15m 18s

Declination -01° 24’ 33”

Galactic Coordinates

Galactic Longitude 202.76°

Galactic Latitude -21.93°

Finder Chart

Simplified finder chart for HR1717.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.15

Class Hypergiant

Absolute magnitude 2.84

Spectral Type F0IV

Color Index (B-V) 0.39

Temperature 6934K

The red dot in the diagram below shows where HR1717 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1717. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1717 is distant 149.75 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

Distance (parsec) 45.93

Distance (light year) 149.75

Radial Speed 14 km/s

Proper Motion RA -0.043 arcsec/y

Proper Motion Dec 0.037"/y

Alternative Designations

Henry Draper Catalogue HD34180

SAO Catalogue SAO131917

Hipparcos Catalogue HIP24493

Durchmusterung Catalogue BD-01 837

Visibility from Your Location

Today's HR1717 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 91.4° RISE 1:14

Max altitude: 37.1° TRANSIT 7:05

Azimuth: 268.6° SET 12:56

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

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Location

Other stars in Orion