ν Cassiopeiae (nu Cassiopeiae)

Altitude: 33.0° Azimuth: 47.8° Direction: North-East

ν Cassiopeiae is a variable giant star in the constellation of Cassiopeia.

ν Cassiopeiae visual magnitude is 4.89. Because of its moderate brightness, ν Cassiopeiae 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 ν Cassiopeiae:

Color of ν Cassiopeiae ⬤

Magnitude of ν Cassiopeiae 4.89

Class Giant

VISIBILITY RIGHT NOW

ν Cassiopeiae (nu Cassiopeiae) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 33.0°
Azimuth: 47.8°
Direction: North-East

Celestial coordinates and finder chart of ν Cassiopeiae

ν Cassiopeiae 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 ν Cassiopeiae are provided in the following table:

Right Ascension J2000 00h 48m 50s

Declination J2000 +50° 58’ 05”

Galactic Longitude 122.51°

Galactic Latitude -11.9°

Constellation Cassiopeia

The simplified sky map below shows the position of ν Cassiopeiae in the sky:

Finder chart ν Cassiopeiae (nu Cassiopeiae) star

Simplified finder chart for ν Cassiopeiae (nu Cassiopeiae).

Visibility of ν Cassiopeiae from your location

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

ν Cassiopeiae (nu Cassiopeiae) is circumpolar and transits at 07:43 UTC (altitude: 89.5°)

Digitized Sky Survey image of ν Cassiopeiae

The image below is a photograph of ν Cassiopeiae 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 ν Cassiopeiae is 0.035 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ν Cassiopeiae (nu Cassiopeiae) star

DSS2 image of ν Cassiopeiae. The red arrow shows the motion of ν Cassiopeiae during the next 10000 years (5.83 arcmin in Right Ascension and -1.00 arcmin in declination);

Distance of ν Cassiopeiae from the Sun and relative movement

ν Cassiopeiae is distant 389.49 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 119.47 pc

Distance (light year) 389.49 ly

Heliocentric radial velocity 9 km/s

Proper Motion RA 0.035 arcsec/year

Proper Motion Dec -0.006 arcsec/year

Spectral properties of ν Cassiopeiae

ν Cassiopeiae belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.50

Spectral Type B9III

Color Index (B-V) -0.11

Temperature of ν Cassiopeiae 11744K

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

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

Alternative designations of ν Cassiopeiae

Bayer designation ν Cassiopeiae
(nu Cassiopeiae)

Flamsteed designation 25 Cassiopeiae

Henry Draper Catalogue HD4636

SAO Catalogue SAO21729

Hipparcos Catalogue HIP3801

Durchmusterung Catalogue BD+50 147

General Catalogue of Variable Stars 302

In Evidence

Other stars in Cassiopeia