HR7058

HR7058 is a variable star in the constellation of Hercules.

HR7058 visual magnitude is 6.51. Because of its reltive faintness, HR7058 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR7058:

Color of HR7058 ⬤

Magnitude of HR7058 6.51

Class

VISIBILITY RIGHT NOW HR7058 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 59°.

Celestial coordinates and finder chart of HR7058

HR7058 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 HR7058 are provided in the following table:

Right Ascension J2000 18h 45m 35s

Declination J2000 +21° 59’ 05”

Galactic Longitude 52.11°

Galactic Latitude 11.05°

Constellation Hercules

The simplified sky map below shows the position of HR7058 in the sky:

Simplified finder chart for HR7058.

Visibility of HR7058 from your location

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

Today's HR7058 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 68.0° RISE 22:36

Max altitude: 60.5° TRANSIT 6:39

Azimuth: 292.0° SET 14:38

RIGHT NOW HR7058 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7058

The image below is a photograph of HR7058 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR7058 is 0.015 arcsec per year in Right Ascension and 0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7058. The red arrow shows the motion of HR7058 during the next 10000 years (2.50 arcmin in Right Ascension and 2.00 arcmin in declination);

Distance of HR7058 from the Sun and relative movement

HR7058 is distant 699.57 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

Distance (parsec) 214.59 pc

Distance (light year) 699.57 ly

Heliocentric radial velocity -17 km/s

Proper Motion RA 0.015 arcsec/year

Proper Motion Dec 0.012 arcsec/year

Spectral properties of HR7058

HR7058 belongs to spectral class B9 HR7058 is also a SiCr chemically peculiar star.

Absolute magnitude -0.15

Spectral Type B9

Color Index (B-V) 0.02

Temperature of HR7058 9882K

The red dot in the diagram below shows where HR7058 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7058. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7058

Henry Draper Catalogue HD173650

SAO Catalogue SAO86405

Hipparcos Catalogue HIP92036

Durchmusterung Catalogue BD+21 3550

General Catalogue of Variable Stars V535 Her

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In Evidence

Other stars in Hercules