Re: [LEAPSECS] Problems with GLONASS Raw Receiver Data at Start of New Year

From: Poul-Henning Kamp <>
Date: Tue, 17 Jan 2006 18:26:49 +0100

In message <>, Rob Seaman writes:
>On Jan 14, 2006, at 8:59 AM, Richard Langley wrote:
>> The problem existed for only 2-1/2 minutes, not hours.
>Thanks for the clarification.
>> Might be coincidental with the leap second but I've not noticed
>> this problem at other times.
>Would be a significant coincidence. Any simple explanation for the
>90 second lag in the issue being triggered? The latency associated
>with emergent behavior is of interest in itself.

As far as I recall GLONASS was messed up for hours on the previous
leapsecond, so there is a good chance it is because of the leap
seconds that it fell out this time.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk_at_FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
Received on Tue Jan 17 2006 - 09:37:28 PST

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