ν2 Draconis (nu2 Draconis)

ν2 Draconis is a variable star in the constellation of Draco.

ν2 Draconis visual magnitude is 4.87. Because of its moderate brightness, ν2 Draconis 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 ν2 Draconis:

Color of ν2 Draconis ⬤

Magnitude of ν2 Draconis 4.87

Class

VISIBILITY RIGHT NOW ν2 Draconis (nu2 Draconis) is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 85°.

Celestial coordinates and finder chart of ν2 Draconis

ν2 Draconis 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 ν2 Draconis are provided in the following table:

Right Ascension J2000 17h 32m 16s

Declination J2000 +55° 10’ 23”

Galactic Longitude 83.02°

Galactic Latitude 33.12°

Constellation Draco

The simplified sky map below shows the position of ν2 Draconis in the sky:

Finder chart ν2 Draconis (nu2 Draconis) star

Simplified finder chart for ν2 Draconis (nu2 Draconis).

Visibility of ν2 Draconis from your location

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

ν2 Draconis (nu2 Draconis) is circumpolar and transits at 01:03 UTC (altitude: 86.3°)

Digitized Sky Survey image of ν2 Draconis

The image below is a photograph of ν2 Draconis 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 ν2 Draconis is 0.148 arcsec per year in Right Ascension and 0.056 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of ν2 Draconis (nu2 Draconis) star

DSS2 image of ν2 Draconis. The red arrow shows the motion of ν2 Draconis during the next 1000 years (2.47 arcmin in Right Ascension and 0.93 arcmin in declination);

Distance of ν2 Draconis from the Sun and relative movement

ν2 Draconis is distant 99.88 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 30.64 pc

Distance (light year) 99.88 ly

Heliocentric radial velocity -16 km/s

Proper Motion RA 0.148 arcsec/year

Proper Motion Dec 0.056 arcsec/year

Spectral properties of ν2 Draconis

ν2 Draconis belongs to spectral class A4

Absolute magnitude 2.44

Spectral Type A4

Color Index (B-V) 0.28

Temperature of ν2 Draconis 7591K

The red dot in the diagram below shows where ν2 Draconis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ν2 Draconis. Attribution: Richard Powell / CC BY-SA

Alternative designations of ν2 Draconis

Bayer designation ν2 Draconis
(nu2 Draconis)

Flamsteed designation 25 Draconis

Henry Draper Catalogue HD159560

SAO Catalogue SAO30450

Hipparcos Catalogue HIP85829

Durchmusterung Catalogue BD+55 1945

FK5 Catalogue 657

General Catalogue of Variable Stars 9164

Aitken Double Star Catalogue ADS10628

In Evidence

Other stars in Draco