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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?

HR7230

Above the horizon.  Rise: 21:50 | Tran: 2:30 | Set: 7:06
Altitude: 13.5°   Azimuth: 221.5°   Direction: South-West

HR7230 is a variable and double main-sequence star of spectral class B9 in the constellation of Sagittarius.

HR7230 visual magnitude is 5.97. Because of its faintness, HR7230 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.

Celestial coordinates and finder chart of HR7230

Finder chart HR7230 star
Simplified finder chart for HR7230.

HR7230 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7230 are provided in the following table:

19h 05m 41s
-15° 39’ 37”
20.44°
-10.16°
Sagittarius
Image of HR7230 star
DSS2 image of HR7230. The red arrow shows the motion of HR7230 during the next 100000 years (5.00 arcmin in Right Ascension and -11.67 arcmin in declination);

Key facts about HR7230

5.97
Main-sequence

and has a luminosity class of V corresponding to a main-sequence star.

-1.16
B9V
10382K

The red dot in the diagram below shows where HR7230 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7230. Attribution: Richard Powell / CC BY-SA

HR7230 star system properties

HR7230 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 HR7230 double sysyem:

5.97
12.17
6.2
46.9 arcsec

Distance of HR7230 from the Sun and relative movement

HR7230 is distant 869.33 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

266.67 pc
869.33 ly
-26 km/s
0.003 arcsec/year
-0.007 arcsec/year

Alternative designations of HR7230

SAO162177
SAO162177

Visibility of HR7230 from your location

Today's HR7230 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 105.7°
Max altitude: 22.9°
Azimuth: 254.3°