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Albaldah - π Sagittarii (pi Sagittarii)

Albaldah, also designated as π Sagittarii (pi Sagittarii), is a variable and multiple bright giant star in the constellation of Sagittarius.

Albaldah visual magnitude is 2.89. Thanks to its high brightness, Albaldah is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.

The table below summarizes the key facts about Albaldah:

Color of Albaldah ⬤

Magnitude of Albaldah 2.89

Class Bright giant

VISIBILITY RIGHT NOW Albaldah - π Sagittarii (pi Sagittarii) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of Albaldah

Albaldah 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 Albaldah are provided in the following table:

Right Ascension J2000 19h 09m 45s

Declination J2000 -21° 01’ 24”

Galactic Longitude 15.89°

Galactic Latitude -13.29°

Constellation Sagittarius

The simplified sky map below shows the position of Albaldah in the sky:

Finder chart Albaldah - π Sagittarii (pi Sagittarii) star

Simplified finder chart for Albaldah - π Sagittarii (pi Sagittarii).

Visibility of Albaldah 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 Albaldah - π Sagittarii (pi Sagittarii) 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: 111.0° RISE 23:29

Max altitude: 17.5° TRANSIT 3:36

Azimuth: 249.0° SET 7:39

RIGHT NOW Albaldah - π Sagittarii (pi Sagittarii) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Albaldah

The image below is a photograph of Albaldah 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 Albaldah is 0 arcsec per year in Right Ascension and -0.035 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Albaldah - π Sagittarii (pi Sagittarii) star

DSS2 image of Albaldah. The red arrow shows the motion of Albaldah during the next 10000 years (0.00 arcmin in Right Ascension and -5.83 arcmin in declination);

Distance of Albaldah from the Sun and relative movement

Albaldah is distant 439.95 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 134.95 pc

Distance (light year) 439.95 ly

Heliocentric radial velocity -10 km/s

Proper Motion Dec -0.035 arcsec/year

Spectral properties of Albaldah

Albaldah belongs to spectral class F2 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude -2.76

Spectral Type F2II

Color Index (B-V) 0.35

Temperature of Albaldah 7158K

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

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

Alternative designations of Albaldah

Proper Name Albaldah

Bayer designation π Sagittarii
(pi Sagittarii)

Flamsteed designation 41 Sagittarii

Henry Draper Catalogue HD178524

SAO Catalogue SAO187756

Hipparcos Catalogue HIP94141

Durchmusterung Catalogue BD-21 5275

FK5 Catalogue 720

General Catalogue of Variable Stars 11769

In Evidence

Other stars in Sagittarius