HR7857

Above the horizon. Rise: 13:33 | Tran: 20:23 | Set: 3:17

Alt: 48.47° Az: 172.65° Direction: South

HR7857 is a main-sequence star of spectral class A2 in the constellation of Delphinus.

HR7857 visual magnitude is 6.56. Because of its faintness, HR7857 is not visible to the naked eye.

DSS2 image of HR7857. The red arrow shows the motion of HR7857 during the next 100000 years (-11.67 arcmin in Right Ascension and 11.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 35m 05s

Declination +10° 08’ 44”

Hour Angle 23h 40m 14s

Sideral Time 20h 15m 19s

J2000

Right Ascension 20h 33m 53s

Declination +10° 03’ 34”

Galactic Coordinates

Galactic Longitude 54.42°

Galactic Latitude -17.41°

Finder Chart

Simplified finder chart for HR7857.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.56

Class Main-sequence

Absolute magnitude 1.11

Spectral Type A2V

Color Index (B-V) 0.08

Temperature 9226K

The red dot in the diagram below shows where HR7857 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7857. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7857 is distant 400.98 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

Distance (parsec) 123.00

Distance (light year) 400.98

Radial Speed -13 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec 0.007"/y

Alternative Designations

Henry Draper Catalogue HD195922

SAO Catalogue SAO125960

Hipparcos Catalogue HIP101473

Durchmusterung Catalogue BD+09 4579

Visibility from Your Location

Today's HR7857 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 79.9° RISE 13:33

Max altitude: 48.7° TRANSIT 20:23

Azimuth: 280.1° SET 3:17

Set Location

Other stars in Delphinus