SDSSJ2222+2745 gravitational lens, Nick Haigh

SDSSJ2222+2745 gravitational lens

Equipment

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Acquisition details

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Description

SDSSJ2222+2745 gravitational lens. At centre is a galaxy cluster and 3 images of a high redshift lensed quasar at z=2.82, or most of the way to the edge of the universe. There is also a giant arc of a z=2.30 galaxy.

This was done over approx 6 nights from Southampton, total exposure 19.5 hours.

Comments

Histogram

SDSSJ2222+2745 gravitational lens, Nick Haigh