Gravitational Lens Image of Quasar PSS J2322+1944

Image
Minimum credit line: Image courtesy of NRAO/AUI and G. Djorgovski; C. Carilli et al.(for details, see Image Use Policy).

About this Image

Optical (visible-light) image of quasar PSS J2322+1944, made at the W.M. Keck Observatory, showing twin images indicating gravitational lensing (left). At right, a VLA image shows redshifted CO gas emission, revealing the "Einstein Ring" lens effect. The crosses in this image indicate locations of the optical quasar images.

Investigator(s):  Chris Carilli, Geraint Lewis, George Djorgovski, Pierre Cox, Alain Omont, Ashish Mahabal, Frank Bertoldi

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Technical Data

    Telescope other 
    Date of Observation 2003-04-00 
    Type of Observation Spectral Line Observations 
    Center of Image RA: 22:23:7.20, Dec: 19:44:23.00 (J2000)  
    Field of View 0.0013 x 0.0013 degrees  
    Technical Caption  

  • Astronomical database entries for PSS J2322 1944
    • Query NED for images of PSS J2322 1944
    • Query SIMBAD for more PSS J2322 1944 data

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