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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sunny DaytimeWhat's Visible Now?
All Constellations » Hercules » 

HR7091

Altitude: 22.9°   Azimuth: 281.9°   Direction: West-North-West

HR7091 is a main-sequence star in the constellation of Hercules.

HR7091 visual magnitude is 6.59. Because of its reltive faintness, HR7091 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR7091 is 0.003 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7091 star
DSS2 image of HR7091. The red arrow shows the motion of HR7091 during the next 10000 years (0.50 arcmin in Right Ascension and -2.33 arcmin in declination);

Key facts about HR7091

6.59
Main-sequence

HR7091 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 22.9°
Azimuth: 281.9°
Direction: West-North-West

Celestial coordinates and finder chart of HR7091

HR7091 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7091 are provided in the following table:

18h 49m 14s
+25° 02’ 47”
55.3°
11.58°
Hercules

The simplified sky map below shows the position of HR7091 in the sky:

Finder chart HR7091 star
Simplified finder chart for HR7091.

Visibility of HR7091 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR7091 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.0°
Max altitude: 63.6°
Azimuth: 295.0°

Distance of HR7091 from the Sun and relative movement

HR7091 is distant 339.58 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

104.17 pc
339.58 ly
-9 km/s
0.003 arcsec/year
-0.014 arcsec/year

Spectral properties of HR7091

HR7091 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.

1.50
A1V
10125K

The red dot in the diagram below shows where HR7091 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7091. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7091

SAO86462
SAO86462