17 Vulpeculae

Below the horizon. Rise: 12:56 | Tran: 21:07 | Set: 5:22

Alt: -8.81° Az: 32.07° Direction: North-North-East

17 Vulpeculae is a main-sequence star of spectral class B3 in the constellation of Vulpecula.

17 Vulpeculae visual magnitude is 5.07. Because of its faintness, 17 Vulpeculae 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 17 Vulpeculae. The red arrow shows the motion of 17 Vulpeculae during the next 10000 years (2.50 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 07m 57s

Declination +23° 41’ 13”

Hour Angle 14h 19m 50s

Sideral Time 10h 27m 47s

J2000

Right Ascension 20h 06m 53s

Declination +23° 36’ 51”

Galactic Coordinates

Galactic Longitude 62.48°

Galactic Latitude -4.65°

Finder Chart

Simplified finder chart for 17 Vulpeculae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.07

Class Main-sequence

Absolute magnitude -0.81

Spectral Type B3V

Color Index (B-V) -0.18

Temperature 13121K

The red dot in the diagram below shows where 17 Vulpeculae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 17 Vulpeculae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

17 Vulpeculae is distant 488.02 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 149.70

Distance (light year) 488.02

Radial Speed -5 km/s

Proper Motion RA 0.015 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Flamsteed designation 17 Vulpeculae

Henry Draper Catalogue HD190993

SAO Catalogue SAO88212

Hipparcos Catalogue HIP99080

Durchmusterung Catalogue BD+23 3896

FK5 Catalogue 3611

Visibility from Your Location

Today's 17 Vulpeculae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 66.3° RISE 12:56

Max altitude: 62.2° TRANSIT 21:07

Azimuth: 293.7° SET 5:22

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

Location

Other stars in Vulpecula