104 Herculis

Above the horizon. Rise: 18:03 | Tran: 3:24 | Set: 12:42

Alt: 69.04° Az: 160.07° Direction: South-South-East

104 Herculis is a variable giant star of spectral class M3 in the constellation of Hercules.

104 Herculis visual magnitude is 4.97. Because of its moderate brightness, 104 Herculis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 104 Herculis. The red arrow shows the motion of 104 Herculis during the next 10000 years (-2.17 arcmin in Right Ascension and 5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 12m 51s

Declination +31° 24’ 46”

Hour Angle 23h 27m 08s

Sidereal Time 17h 39m 59s

J2000

Right Ascension 18h 11m 54s

Declination +31° 24’ 19”

Galactic Coordinates

Galactic Longitude 58.2°

Galactic Latitude 21.59°

Finder Chart

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Finder chart for 104 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.97

Class Giant

Absolute magnitude -1.36

Spectral Type M3III

Color Index (B-V) 1.65

Temperature 3581K

The red dot in the diagram below shows where 104 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 104 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

104 Herculis is distant 601.48 light years from the Sun

Distance (parsec) 184.50

Distance (light year) 601.48

Proper Motion RA -0.013 arcsec/y

Proper Motion Dec 0.03"/y

Alternative Designations

Flamsteed designation 104 Herculis

Henry Draper Catalogue HD167006

SAO Catalogue SAO66737

Hipparcos Catalogue HIP89172

Durchmusterung Catalogue BD+31 3199

FK5 Catalogue 3448

General Catalogue of Variable Stars V669 Her

Visibility from Your Location

Today's 104 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 58.6° RISE 18:03

Max altitude: 69.9° TRANSIT 3:24

Azimuth: 301.4° SET 12:42

In Evidence

Other stars in Hercules

104 Herculis

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Distance, Radial Speed, Proper Motion

Alternative Designations

Visibility from Your Location

Set Location

In Evidence

Other stars in Hercules

104 Herculis

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Distance, Radial Speed, Proper Motion

Alternative Designations

Visibility from Your Location