HR4225

Below the horizon. Rise: 9:47 | Tran: 12:21 | Set: 14:55

Alt: -26.93° Az: 108.14° Direction: East-South-East

HR4225 is a main-sequence star of spectral class A1 in the constellation of Hydra.

HR4225 visual magnitude is 5.88. Because of its faintness, HR4225 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 HR4225. The red arrow shows the motion of HR4225 during the next 10000 years (-3.33 arcmin in Right Ascension and -2.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 49m 23s

Declination -31° 49’ 09”

Hour Angle 17h 42m 27s

Sideral Time 04h 31m 51s

J2000

Right Ascension 10h 48m 14s

Declination -31° 41’ 17”

Galactic Coordinates

Galactic Longitude 274.38°

Galactic Latitude 24.27°

Finder Chart

Simplified finder chart for HR4225.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.88

Class Main-sequence

Absolute magnitude 0.30

Spectral Type A1V

Color Index (B-V) 0.03

Temperature 9766K

The red dot in the diagram below shows where HR4225 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4225. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4225 is distant 426.14 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

Distance (parsec) 130.72

Distance (light year) 426.14

Radial Speed 21 km/s

Proper Motion RA -0.02 arcsec/y

Proper Motion Dec -0.013"/y

Alternative Designations

Henry Draper Catalogue HD93657

SAO Catalogue SAO201766

Hipparcos Catalogue HIP52841

Durchmusterung Catalogue CD-31 8536

Visibility from Your Location

Today's HR4225 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 121.8° RISE 9:47

Max altitude: 6.7° TRANSIT 12:21

Azimuth: 238.2° SET 14:55

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

Location

Other stars in Hydra