φ Aquilae (phi Aquilae)

Below the horizon. Rise: 19:50 | Tran: 2:51 | Set: 9:48

Alt: -26.76° Az: 7.30° Direction: South-West

φ Aquilae is a sub-giant star of spectral class A1 in the constellation of Aquila.

φ Aquilae visual magnitude is 5.28. Because of its faintness, φ 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 φ Aquilae. The red arrow shows the motion of φ Aquilae during the next 10000 years (5.67 arcmin in Right Ascension and 1.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 57m 26s

Declination +11° 29’ 35”

Hour Angle 12h 26m 35s

Sidereal Time 08h 24m 01s

J2000

Right Ascension 19h 56m 14s

Declination +11° 25’ 26”

Galactic Coordinates

Galactic Longitude 50.66°

Galactic Latitude -8.8°

Finder Chart

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Finder chart for φ Aquilae (phi Aquilae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.28

Class Sub-giant

Absolute magnitude 1.28

Spectral Type A1IV

Color Index (B-V) -0.01

Temperature 10252K

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

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

Distance, Radial Speed, Proper Motion

φ Aquilae is distant 205.81 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

Distance (parsec) 63.13

Distance (light year) 205.81

Radial Speed -27 km/s

Proper Motion RA 0.034 arcsec/y

Proper Motion Dec 0.009"/y

Alternative Designations

Bayer designation φ Aquilae
(phi Aquilae)

Flamsteed designation 61 Aquilae

Henry Draper Catalogue HD188728

SAO Catalogue SAO105438

Hipparcos Catalogue HIP98103

Durchmusterung Catalogue BD+11 4055

FK5 Catalogue 3590

Visibility from Your Location

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

Azimuth: 78.5° RISE 19:50

Max altitude: 50.0° TRANSIT 2:51

Azimuth: 281.5° SET 9:48

Set Location

Other stars in Aquila