ζ2 Coronae Borealis (zeta2 Coronae Borealis)

Above the horizon. Rise: 12:55 | Tran: 22:50 | Set: 8:42

Alt: 37.45° Az: 285.18° Direction: South

ζ2 Coronae Borealis is a double main-sequence star of spectral class B7 in the constellation of Corona Borealis.

ζ2 Coronae Borealis visual magnitude is 5.07. Because of its faintness, ζ2 Coronae Borealis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of ζ2 Coronae Borealis (zeta2 Coronae Borealis) star

DSS2 image of ζ2 Coronae Borealis. The red arrow shows the motion of ζ2 Coronae Borealis during the next 10000 years (-2.17 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 40m 20s

Declination +36° 33’ 15”

Hour Angle 04h 50m 02s

Sidereal Time 20h 30m 22s

J2000

Right Ascension 15h 39m 22s

Declination +36° 38’ 08”

Galactic Coordinates

Galactic Longitude 58.7°

Galactic Latitude 53.41°

Finder Chart

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Finder chart for ζ2 Coronae Borealis (zeta2 Coronae Borealis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.07

Class Main-sequence

Spectral Type B7V

Color Index (B-V) -0.12

Temperature 11920K

Star System Properties

ζ2 Coronae Borealis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ζ2 Coronae Borealis double sysyem:

Main star magnitude 5.07

Secondary star magnitude 6.07

Magnitude difference 1

Separation 6.4 arcsec

Alternative Designations

Bayer designation ζ2 Coronae Borealis
(zeta2 Coronae Borealis)

Flamsteed designation 7 Coronae Borealis

Henry Draper Catalogue HD139892

SAO Catalogue SAO64834

Durchmusterung Catalogue BD+37 2665

Aitken Double Star Catalogue ADS9737

Visibility from Your Location

Today's ζ2 Coronae Borealis (zeta2 Coronae Borealis) rise, transit and set times from Abbotsford, Canada are the following (all times relative to the local timezone America/Vancouver):

Azimuth: 53.4° RISE 12:55

Max altitude: 77.5° TRANSIT 22:50

Azimuth: 306.6° SET 8:42

Name:	Abbotsford, Canada
Latitude:	49° 3' 28.8" N
Longitude:	122° 15' 10.8" W
Timezone:	America/Vancouver

Set Location

Other stars in Corona Borealis