Izar - ε Boötis (epsilon Boötis)

Above the horizon. Rise: 15:10 | Tran: 23:46 | Set: 8:26

Alt: 36.14° Az: 269.09° Direction: West

Izar, also designated as ε Boötis (epsilon Boötis), is a multiple hypergiant star of spectral class K0 in the constellation of Boötes.

Izar visual magnitude is 2.7. Because of its brightness, Izar is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

Image of Izar - ε Boötis (epsilon Boötis) star

DSS2 image of Izar. The red arrow shows the motion of Izar during the next 10000 years (-8.17 arcmin in Right Ascension and 3.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 14h 46m 05s

Declination +26° 58’ 05”

Hour Angle 04h 19m 49s

Sidereal Time 19h 05m 54s

J2000

Right Ascension 14h 44m 59s

Declination +27° 04’ 27”

Galactic Coordinates

Galactic Longitude 39.38°

Galactic Latitude 64.78°

Finder Chart

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Finder chart for Izar - ε Boötis (epsilon Boötis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 2.7

Class Hypergiant

Spectral Type K0II

Color Index (B-V) 0.97

Temperature 4816K

Star System Properties

Izar is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the Izar double sysyem:

Main star magnitude 2.7

Secondary star magnitude 5.3

Magnitude difference 2.6

Separation 2.8 arcsec

Alternative Designations

Proper Name Izar

Bayer designation ε Boötis
(epsilon Boötis)

Flamsteed designation 36 Boötis

Henry Draper Catalogue HD129989

SAO Catalogue SAO83500

Durchmusterung Catalogue BD+27 2417

Aitken Double Star Catalogue ADS9372

Visibility from Your Location

Today's Izar - ε Boötis (epsilon Boötis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 63.0° RISE 15:10

Max altitude: 65.5° TRANSIT 23:46

Azimuth: 297.0° SET 8:26

Set Location

Other stars in Boötes