45 Aquilae

Above the horizon. Rise: 13:27 | Tran: 19:22 | Set: 1:21

Alt: 8.60° Az: 101.88° Direction: East-South-East

45 Aquilae is a multiple sub-giant star of spectral class A3 in the constellation of Aquila.

45 Aquilae visual magnitude is 5.67. Because of its faintness, 45 Aquilae 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 45 Aquilae. The red arrow shows the motion of 45 Aquilae during the next 10000 years (2.83 arcmin in Right Ascension and 2.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 41m 59s

Declination -00° 33’ 43”

Hour Angle 18h 58m 27s

Sideral Time 14h 40m 27s

J2000

Right Ascension 19h 40m 43s

Declination -00° 37’ 15”

Galactic Coordinates

Galactic Longitude 38.06°

Galactic Latitude -11.24°

Finder Chart

Simplified finder chart for 45 Aquilae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.67

Class Sub-giant

Absolute magnitude 0.96

Spectral Type A3IV

Color Index (B-V) 0.11

Temperature 8932K

The red dot in the diagram below shows where 45 Aquilae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 45 Aquilae. Attribution: Richard Powell / CC BY-SA

Star System Properties

45 Aquilae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 45 Aquilae double sysyem:

Main star magnitude 5.67

Secondary star magnitude 12.87

Magnitude difference 7.2

Separation 42 arcsec

Distance, Radial Speed, Proper Motion

45 Aquilae is distant 284.97 light years from the Sun and it is moving towards the Sun at the speed of 46 kilometers per second.

Distance (parsec) 87.41

Distance (light year) 284.97

Radial Speed -46 km/s

Proper Motion RA 0.017 arcsec/y

Proper Motion Dec 0.017"/y

Alternative Designations

Flamsteed designation 45 Aquilae

Henry Draper Catalogue HD185762

SAO Catalogue SAO143678

Hipparcos Catalogue HIP96807

Durchmusterung Catalogue BD-00 3813

FK5 Catalogue 3573

Aitken Double Star Catalogue ADS12775

Visibility from Your Location

Today's 45 Aquilae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 90.6° RISE 13:27

Max altitude: 38.0° TRANSIT 19:22

Azimuth: 269.4° SET 1:21

Set Location

Other stars in Aquila