Properties of the Cosmic Horseshoe (J1148+1930).
|Lens||Right ascension (a)||11h48m33s|
|Redshift, zd (a)||0.444|
|Tangential arc source||Redshift, zs, t (b)||2.381|
|Star forming rate (b)||≈100 M⊙ yr−1|
|Enclosed mass (c), (d)||≈5 × 1012 M⊙|
|Radial arc source||Redshift, zs, r (d)||1.961|
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