GNU bug report logs - #21912
TAI<->UTC conversion botches the unknown

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Message #17 received at 21912 <at> debbugs.gnu.org (full text, mbox):

From: John Cowan <cowan <at> ccil.org>
To: Mark H Weaver <mhw <at> netris.org>
Cc: zefram <at> fysh.org, 21912 <at> debbugs.gnu.org
Subject: Re: bug#21912: TAI<->UTC conversion botches the unknown
Date: Mon, 22 Oct 2018 10:50:37 -0400

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On Mon, Oct 22, 2018 at 1:54 AM Mark H Weaver <mhw <at> netris.org> wrote:


> This means that TAI-UTC = 4.2131700 + (MJD - 39126) * 0.002592, where
> MJD is the modified julian day of the desired TAI-UTC delta.  In this
> case, the MJD (modified julian day) of midnight UTC January 1, 1970 is
> 40587, and plugging that into the equation above yields TAI-UTC =
> 8.000082 seconds.
>

Thanks.  I have changed the errata list, the R7RS source (in the "errata"
branch), and the cached copy of r7rs.pdf.

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