A search for clusters and groups of galaxies on the line of sight towards 8 lensed quasars
Lens or Binary? Chandra Observations of the Wide-Separation Broad Absorption Line Quasar Pair UM 425
Modelling the Cloverleaf: contribution of a galaxy cluster at Z ~ 1.7
The gravitational lensing nature of the Cloverleaf unveiled in CO (7-6) line emission.
Instrument
WFPC2, WFPC2/PC
Temporal Coverage
1995-04-27T06:00:16Z/1995-05-03T23:21:37Z
Version
1.0
Mission Description
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
European Space Agency, Westphal comma J. A., 1996, 'PC IMAGING OF GRAVITATIONAL LENSES, WFPC AUGMENTATION, CARRYOVER', 1.0, European Space Agency, https://doi.org/10.5270/esa-474ch18