HR8263

HR8263 is a double main-sequence star in the constellation of Aquarius.

HR8263 visual magnitude is 6.25. Because of its reltive faintness, HR8263 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 HR8263:

Color of HR8263 ⬤

Magnitude of HR8263 6.25

Class Main-sequence

VISIBILITY RIGHT NOW HR8263 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 38°.

Celestial coordinates and finder chart of HR8263

HR8263 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 HR8263 are provided in the following table:

Right Ascension J2000 21h 37m 33s

Declination J2000 -00° 23’ 25”

Galactic Longitude 54.52°

Galactic Latitude -36.38°

Constellation Aquarius

The simplified sky map below shows the position of HR8263 in the sky:

Simplified finder chart for HR8263.

Visibility of HR8263 from your location

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

Today's HR8263 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 90.4° RISE 4:03

Max altitude: 38.1° TRANSIT 9:59

Azimuth: 269.6° SET 15:55

RIGHT NOW HR8263 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR8263

The image below is a photograph of HR8263 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 HR8263 is -0.015 arcsec per year in Right Ascension and -0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8263. The red arrow shows the motion of HR8263 during the next 10000 years (-2.50 arcmin in Right Ascension and -3.83 arcmin in declination);

Distance of HR8263 from the Sun and relative movement

HR8263 is distant 398.53 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

Distance (parsec) 122.25 pc

Distance (light year) 398.53 ly

Heliocentric radial velocity 17 km/s

Proper Motion RA -0.015 arcsec/year

Proper Motion Dec -0.023 arcsec/year

Spectral properties of HR8263

HR8263 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.81

Spectral Type A2V

Color Index (B-V) 0.06

Temperature of HR8263 9434K

The red dot in the diagram below shows where HR8263 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8263. Attribution: Richard Powell / CC BY-SA

HR8263 star system properties

HR8263 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR8263 double sysyem:

Main star magnitude 6.25

Secondary star magnitude 9.55

Magnitude difference 3.3

Separation 31.5 arcsec

Alternative designations of HR8263

Henry Draper Catalogue HD205765

SAO Catalogue SAO145533

Hipparcos Catalogue HIP106758

Durchmusterung Catalogue BD-01 4180

Aitken Double Star Catalogue ADS15142

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Other stars in Aquarius