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At CMB recombination (z=1090), what is the radial extent of the last scattering "shell"? a) Delta(z) = .... b) Delta(comoving angular distance)= ....Mpc

The WMAP first-year parameters give Delta(z) = 195. Is this still correct?

Rene Kail
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    Welcome to physics.SE! Signatures and personal greetings are not used on SE, so I deleted them from your question. –  Aug 05 '13 at 22:17
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    See the answer to this question :https://physics.stackexchange.com/questions/114873/the-initial-conditions-of-the-cmb-spectrum/114914#114914 – Ihle May 03 '19 at 09:12

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