[time-nuts] End Of The World

Tom Van Baak tvb at LeapSecond.com
Wed Jul 1 11:31:32 EDT 2015


Hi Hal,

Am I reading this right -- those GPS receivers applied the leap second 16 seconds before they were supposed to, resulting in a double 23:59:44 instead of 23:59:59 and 23:59:60? So not only did they use GPS instead of UTC but the opted for the double second instead of a valid leap second.

/tvb

----- Original Message ----- 
From: "Hal Murray" <hmurray at megapathdsl.net>
To: "Discussion of precise time and frequency measurement" <time-nuts at febo.com>
Cc: <hmurray at megapathdsl.net>
Sent: Tuesday, June 30, 2015 8:38 PM
Subject: Re: [time-nuts] End Of The World


>> Any observations of anomalous behavior yet?
> 
> From a BU-353:
> 57203 86380.750 $GPRMC,235940.000,A,3726.0893,N,12212.2627,W,0.52,64.49,300615,,*20
> 57203 86381.748 $GPRMC,235941.000,A,3726.0889,N,12212.2627,W,0.45,78.54,300615,,*2D
> 57203 86383.138 $GPRMC,235942.000,A,3726.0883,N,12212.2627,W,0.82,157.71,300615,,*14
> 57203 86383.752 $GPRMC,235943.000,A,3726.0874,N,12212.2628,W,1.71,186.96,300615,,*1A
> 57203 86384.750 $GPRMC,235944.000,A,3726.0866,N,12212.2630,W,1.33,180.14,300615,,*1D
> 57203 86385.752 $GPRMC,235944.000,A,3726.0858,N,12212.2631,W,1.10,178.01,300615,,*13
> 57203 86386.751 $GPRMC,235945.000,A,3726.0850,N,12212.2632,W,1.18,179.98,300615,,*10
> 57203 86388.136 $GPRMC,235946.000,A,3726.0842,N,12212.2630,W,1.67,146.83,300615,,*1C
> 57203 86388.752 $GPRMC,235947.000,A,3726.0836,N,12212.2627,W,1.15,129.24,300615,,*19
> 
> From a MR-350P
> 57203 86382.186 $GPRMC,235941.000,A,3726.0808,N,12212.2649,W,0.27,67.38,300615,,*2C
> 57203 86382.799 $GPRMC,235942.000,A,3726.0807,N,12212.2652,W,0.37,210.08,300615,,*1A
> 57203 86383.805 $GPRMC,235943.000,A,3726.0811,N,12212.2647,W,0.48,95.98,300615,,*26
> 57203 86384.807 $GPRMC,235944.000,A,3726.0812,N,12212.2647,W,0.17,210.63,300615,,*13
> 57203 86385.806 $GPRMC,235944.000,A,3726.0810,N,12212.2648,W,0.29,145.10,300615,,*14
> 57203 86387.188 $GPRMC,235945.000,A,3726.0809,N,12212.2647,W,0.39,174.68,300615,,*1E
> 57203 86387.807 $GPRMC,235946.000,A,3726.0806,N,12212.2647,W,0.54,173.43,300615,,*17



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