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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
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All Constellations » Corona Borealis » 

ζ2 Coronae Borealis (zeta2 Coronae Borealis)

Altitude: 18.4°   Azimuth: 306.2°   Direction: North-West

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

ζ2 Coronae Borealis visual magnitude is 5.07. Because of its reltive faintness, ζ2 Coronae Borealis should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of ζ2 Coronae Borealis is -0.013 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 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);

Key facts about ζ2 Coronae Borealis

5.07
Main-sequence

ζ2 Coronae Borealis (zeta2 Coronae Borealis) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 18.4°
Azimuth: 306.2°
Direction: North-West

Celestial coordinates and finder chart of ζ2 Coronae Borealis

ζ2 Coronae Borealis 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 ζ2 Coronae Borealis are provided in the following table:

15h 39m 22s
+36° 38’ 08”
58.7°
53.41°
Corona Borealis

The simplified sky map below shows the position of ζ2 Coronae Borealis in the sky:

Finder chart ζ2 Coronae Borealis (zeta2 Coronae Borealis) star
Simplified finder chart for ζ2 Coronae Borealis (zeta2 Coronae Borealis).

Visibility of ζ2 Coronae Borealis from your location

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

Today's ζ2 Coronae Borealis (zeta2 Coronae Borealis) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 53.4°
Max altitude: 75.2°
Azimuth: 306.6°

Spectral properties of ζ2 Coronae Borealis

ζ2 Coronae Borealis belongs to spectral class B7 and has a luminosity class of V corresponding to a main-sequence star.

B7V
11920K

ζ2 Coronae Borealis 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:

5.07
6.07
1
6.4 arcsec

Alternative designations of ζ2 Coronae Borealis

ζ2 Coronae Borealis
(zeta2 Coronae Borealis)
7 Coronae Borealis
SAO64834
SAO64834