HR985

HR985 is a variable and double main-sequence star in the constellation of Camelopardalis.

HR985 visual magnitude is 4.84. Because of its moderate brightness, HR985 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR985:

Color of HR985 ⬤

Magnitude of HR985 4.84

Class Main-sequence

VISIBILITY RIGHT NOW HR985 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 45°.

Celestial coordinates and finder chart of HR985

HR985 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 HR985 are provided in the following table:

Right Ascension J2000 03h 19m 59s

Declination J2000 +65° 39’ 07”

Galactic Longitude 137.46°

Galactic Latitude 7.06°

Constellation Camelopardalis

The simplified sky map below shows the position of HR985 in the sky:

Simplified finder chart for HR985.

Visibility of HR985 from your location

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

HR985 is circumpolar and transits at 15:08 UTC (altitude: 75.8°)

Digitized Sky Survey image of HR985

The image below is a photograph of HR985 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 HR985 is 0.015 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR985. The red arrow shows the motion of HR985 during the next 10000 years (2.50 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR985 from the Sun and relative movement

HR985 is distant 800.98 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 245.70 pc

Distance (light year) 800.98 ly

Heliocentric radial velocity -3 km/s

Proper Motion RA 0.015 arcsec/year

Proper Motion Dec -0.013 arcsec/year

Spectral properties of HR985

HR985 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -2.11

Spectral Type B2V

Color Index (B-V) -0.15

Temperature of HR985 12489K

The red dot in the diagram below shows where HR985 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR985. Attribution: Richard Powell / CC BY-SA

HR985 star system properties

HR985 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 HR985 double sysyem:

Main star magnitude 4.84

Secondary star magnitude 12.54

Magnitude difference 7.7

Separation 120.9 arcsec

Alternative designations of HR985

Henry Draper Catalogue HD20336

SAO Catalogue SAO12704

Hipparcos Catalogue HIP15520

Durchmusterung Catalogue BD+65 340

General Catalogue of Variable Stars BK Cam

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In Evidence

Other stars in Camelopardalis