http://lists.gnu.org/archive/html/emacs-devel/2007-04/msg00313.html
> From: Chong Yidong
> Subject: Pretest schedule
> Date: Sun, 08 Apr 2007 10:21:49 -0400
>
> I would like to propose the following plan for the 22.1 release.
>
> I will roll the 22.0.98 pretest tarball on Monday, April 16 (8 days
> from now). I believe this should be the final pretest, unless a major
> problem arises.
>
> If no major problems with the April 16 pretest come to light, we
> should cut the Emacs 22 CVS branch on Friday, April 20, and release
> Emacs 22.1 on Monday, April 23.

22.1がstableリリースのことだとすると
何も問題なければ23日に出るみたい?