HR7997

Below the horizon. Rise: 3:13 | Tran: 6:26 | Set: 9:39

Alt: -66.34° Az: 358.14° Direction: North

HR7997 is a giant star of spectral class M4 in the constellation of Microscopium.

HR7997 visual magnitude is 6.41. Because of its faintness, HR7997 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 HR7997. The red arrow shows the motion of HR7997 during the next 10000 years (4.50 arcmin in Right Ascension and -4.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 55m 37s

Declination -27° 49’ 40”

Hour Angle 11h 56m 37s

Sidereal Time 08h 52m 14s

J2000

Right Ascension 20h 54m 06s

Declination -27° 55’ 32”

Galactic Coordinates

Galactic Longitude 17.39°

Galactic Latitude -37.93°

Finder Chart

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Finder chart for HR7997.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.41

Class Giant

Absolute magnitude -0.93

Spectral Type M4III

Color Index (B-V) 1.6

Temperature 3649K

The red dot in the diagram below shows where HR7997 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7997. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7997 is distant 956.01 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

Distance (parsec) 293.26

Distance (light year) 956.01

Radial Speed 25 km/s

Proper Motion RA 0.027 arcsec/y

Proper Motion Dec -0.025"/y

Alternative Designations

Henry Draper Catalogue HD198853

SAO Catalogue SAO189815

Hipparcos Catalogue HIP103168

Durchmusterung Catalogue CD-2816975

Visibility from Your Location

Today's HR7997 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 117.8° RISE 3:13

Max altitude: 10.7° TRANSIT 6:26

Azimuth: 242.2° SET 9:39

Set Location

Other stars in Microscopium