HR3855

HR3855 is a star in the constellation of Ursa Major.

HR3855 visual magnitude is 6.47. Because of its reltive faintness, HR3855 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 HR3855:

Color of HR3855 ⬤

Magnitude of HR3855 6.47

Class

VISIBILITY RIGHT NOW HR3855 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 70°.

Celestial coordinates and finder chart of HR3855

HR3855 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 HR3855 are provided in the following table:

Right Ascension J2000 09h 43m 06s

Declination J2000 +54° 21’ 48”

Galactic Longitude 161.12°

Galactic Latitude 46.36°

Constellation Ursa Major

The simplified sky map below shows the position of HR3855 in the sky:

Simplified finder chart for HR3855.

Visibility of HR3855 from your location

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

HR3855 is circumpolar and transits at 21:50 UTC (altitude: 87.1°)

Digitized Sky Survey image of HR3855

The image below is a photograph of HR3855 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 HR3855 is -0.035 arcsec per year in Right Ascension and -0.034 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3855. The red arrow shows the motion of HR3855 during the next 10000 years (-5.83 arcmin in Right Ascension and -5.67 arcmin in declination);

Distance of HR3855 from the Sun and relative movement

HR3855 is distant 299.08 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

Distance (parsec) 91.74 pc

Distance (light year) 299.08 ly

Heliocentric radial velocity 21 km/s

Proper Motion RA -0.035 arcsec/year

Proper Motion Dec -0.034 arcsec/year

Spectral properties of HR3855

HR3855 belongs to spectral class A5

Absolute magnitude 1.66

Spectral Type A5

Color Index (B-V) 0.13

Temperature of HR3855 8748K

The red dot in the diagram below shows where HR3855 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3855. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3855

Henry Draper Catalogue HD83886

SAO Catalogue SAO27359

Hipparcos Catalogue HIP47664

Durchmusterung Catalogue BD+55 1345

FK5 Catalogue 2775

How to support us

In Evidence

Other stars in Ursa Major