HR7199

HR7199 is a double main-sequence star in the constellation of Draco.

HR7199 visual magnitude is 6.22. Because of its reltive faintness, HR7199 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 HR7199:

Color of HR7199 ⬤

Magnitude of HR7199 6.22

Class Main-sequence

VISIBILITY RIGHT NOW HR7199 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 47°.

Celestial coordinates and finder chart of HR7199

HR7199 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7199 are provided in the following table:

Right Ascension J2000 18h 53m 33s

Declination J2000 +75° 47’ 14”

Galactic Longitude 107.07°

Galactic Latitude 26.1°

Constellation Draco

The simplified sky map below shows the position of HR7199 in the sky:

Simplified finder chart for HR7199.

Visibility of HR7199 from your location

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

HR7199 is circumpolar and transits at 02:08 UTC (altitude: 65.7°)

Digitized Sky Survey image of HR7199

The image below is a photograph of HR7199 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 HR7199 is 0.013 arcsec per year in Right Ascension and 0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7199. The red arrow shows the motion of HR7199 during the next 10000 years (2.17 arcmin in Right Ascension and 4.00 arcmin in declination);

Distance of HR7199 from the Sun and relative movement

HR7199 is distant 876.34 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

Distance (parsec) 268.82 pc

Distance (light year) 876.34 ly

Heliocentric radial velocity -17 km/s

Proper Motion RA 0.013 arcsec/year

Proper Motion Dec 0.024 arcsec/year

Spectral properties of HR7199

HR7199 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.93

Spectral Type A1V

Color Index (B-V)

Temperature of HR7199 10125K

The red dot in the diagram below shows where HR7199 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7199. Attribution: Richard Powell / CC BY-SA

HR7199 star system properties

HR7199 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR7199 double sysyem:

Main star magnitude 6.22

Secondary star magnitude 7.02

Magnitude difference 0.8

Separation 5.6 arcsec

Alternative designations of HR7199

Henry Draper Catalogue HD176795

SAO Catalogue SAO9286

Hipparcos Catalogue HIP92717

Durchmusterung Catalogue BD+75 683

Aitken Double Star Catalogue ADS11870

In Evidence

Other stars in Draco