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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: 5:51  
clear_day Transit: 12:57  
SunsetSet: 20:04
sunny DaytimeWhat's Visible Now?
All Constellations » Boötes » 

π2 Boötis (pi2 Boötis)

Altitude: 5.3°   Azimuth: 70.1°   Direction: East-North-East

π2 Boötis is a variable and multiple main-sequence star in the constellation of Boötes.

π2 Boötis visual magnitude is 5.88. Because of its reltive faintness, π2 Boötis 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 π2 Boötis is 0.001 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of π2 Boötis (pi2 Boötis) star
DSS2 image of π2 Boötis. The red arrow shows the motion of π2 Boötis during the next 10000 years (0.17 arcmin in Right Ascension and 1.67 arcmin in declination);

Key facts about π2 Boötis

5.88
Main-sequence

π2 Boötis (pi2 Boötis) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 5.3°
Azimuth: 70.1°
Direction: East-North-East

Celestial coordinates and finder chart of π2 Boötis

π2 Boötis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of π2 Boötis are provided in the following table:

14h 40m 43s
+16° 25’ 04”
15.64°
62.54°
Boötes

The simplified sky map below shows the position of π2 Boötis in the sky:

Finder chart π2 Boötis (pi2 Boötis) star
Simplified finder chart for π2 Boötis (pi2 Boötis).

Visibility of π2 Boötis 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 π2 Boötis (pi2 Boötis) 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: 73.6°
Max altitude: 54.9°
Azimuth: 286.4°

Spectral properties of π2 Boötis

π2 Boötis belongs to spectral class A6 and has a luminosity class of V corresponding to a main-sequence star.

A6V
7866K

π2 Boötis star system properties

π2 Boötis 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 π2 Boötis double sysyem:

5.88
6.78
0.9
5.7 arcsec

Alternative designations of π2 Boötis

π2 Boötis
(pi2 Boötis)
SAO101139
SAO101139