π Serpentis (pi Serpentis)

π Serpentis is a main-sequence star in the constellation of Serpens.

π Serpentis visual magnitude is 4.83. Because of its moderate brightness, π Serpentis 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 π Serpentis:

Color of π Serpentis ⬤

Magnitude of π Serpentis 4.83

Class Main-sequence

VISIBILITY RIGHT NOW π Serpentis (pi Serpentis) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 59°.

Celestial coordinates and finder chart of π Serpentis

π Serpentis 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 π Serpentis are provided in the following table:

Right Ascension J2000 16h 02m 17s

Declination J2000 +22° 48’ 15”

Galactic Longitude 38.14°

Galactic Latitude 46.78°

Constellation Serpens

The simplified sky map below shows the position of π Serpentis in the sky:

Finder chart π Serpentis (pi Serpentis) star

Simplified finder chart for π Serpentis (pi Serpentis).

Visibility of π Serpentis from your location

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

Today's π Serpentis (pi Serpentis) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 67.2° RISE 20:28

Max altitude: 61.3° TRANSIT 4:37

Azimuth: 292.8° SET 12:42

RIGHT NOW π Serpentis (pi Serpentis) is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of π Serpentis

The image below is a photograph of π Serpentis 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 π Serpentis is 0.002 arcsec per year in Right Ascension and 0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of π Serpentis (pi Serpentis) star

DSS2 image of π Serpentis. The red arrow shows the motion of π Serpentis during the next 10000 years (0.33 arcmin in Right Ascension and 4.67 arcmin in declination);

Distance of π Serpentis from the Sun and relative movement

π Serpentis is distant 176.98 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

Distance (parsec) 54.29 pc

Distance (light year) 176.98 ly

Heliocentric radial velocity -28 km/s

Proper Motion RA 0.002 arcsec/year

Proper Motion Dec 0.028 arcsec/year

Spectral properties of π Serpentis

π Serpentis belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.16

Spectral Type A3V

Color Index (B-V) 0.07

Temperature of π Serpentis 9328K

The red dot in the diagram below shows where π Serpentis is situated in the Hertzsprung–Russell diagram.

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

Alternative designations of π Serpentis

Bayer designation π Serpentis
(pi Serpentis)

Flamsteed designation 44 Serpentis

Henry Draper Catalogue HD143894

SAO Catalogue SAO84155

Hipparcos Catalogue HIP78554

Durchmusterung Catalogue BD+23 2886

FK5 Catalogue 3268

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In Evidence

Other stars in Serpens