HR4935

Altitude: -17.5° Azimuth: 258.6° Direction: West-South-West

HR4935 is a double main-sequence star in the constellation of Virgo.

HR4935 visual magnitude is 5.58. Because of its reltive faintness, HR4935 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 HR4935:

Color of HR4935 ⬤

Magnitude of HR4935 5.58

Class Main-sequence

VISIBILITY RIGHT NOW

HR4935 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -17.5°
Azimuth: 258.6°
Direction: West-South-West

Celestial coordinates and finder chart of HR4935

HR4935 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 HR4935 are provided in the following table:

Right Ascension J2000 13h 03m 46s

Declination J2000 -20° 34’ 59”

Galactic Longitude 306.83°

Galactic Latitude 42.2°

Constellation Virgo

The simplified sky map below shows the position of HR4935 in the sky:

Simplified finder chart for HR4935.

Visibility of HR4935 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 HR4935 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: 110.6° RISE 16:49

Max altitude: 17.9° TRANSIT 20:55

Azimuth: 249.4° SET 1:05

RIGHT NOW HR4935 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4935

The image below is a photograph of HR4935 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 HR4935 is 0.142 arcsec per year in Right Ascension and 0.018 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR4935. The red arrow shows the motion of HR4935 during the next 1000 years (2.37 arcmin in Right Ascension and 0.30 arcmin in declination);

Distance of HR4935 from the Sun and relative movement

HR4935 is distant 93.44 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.

Distance (parsec) 28.66 pc

Distance (light year) 93.44 ly

Heliocentric radial velocity 34 km/s

Proper Motion RA 0.142 arcsec/year

Proper Motion Dec 0.018 arcsec/year

Spectral properties of HR4935

HR4935 belongs to spectral class F7 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 3.29

Spectral Type F7V

Color Index (B-V) 0.56

Temperature of HR4935 6129K

The red dot in the diagram below shows where HR4935 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4935. Attribution: Richard Powell / CC BY-SA

HR4935 star system properties

HR4935 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 HR4935 double sysyem:

Main star magnitude 5.58

Secondary star magnitude 5.68

Magnitude difference 0.1

Separation 0.4 arcsec

Alternative designations of HR4935

Henry Draper Catalogue HD113415

SAO Catalogue SAO181357

Hipparcos Catalogue HIP63738

Durchmusterung Catalogue BD-19 3629

Gliese Catalogue Gl 496 A

Aitken Double Star Catalogue ADS8757

In Evidence

Other stars in Virgo