Re: [LEAPSECS] epoch of TAI, and TAI vis a vis GPS

2015-03-04 Thread Steve Allen
On Wed 2015-03-04T07:42:46 +, michael.deckers via LEAPSECS hath writ: On 2015-03-04 02:23, Steve Allen wrote on the Getting meaninglessly pedantic, in Survey Review v19 #143 p7 (1967) A.R. Robins had been talking with Sadler and Smith and with that information in hand he wrote that

Re: [LEAPSECS] epoch of TAI, and TAI vis a vis GPS

2015-03-03 Thread Brooks Harris
On 2015-03-03 09:23 PM, Steve Allen wrote: On Wed 2015-03-04T00:04:10 +, Tony Finch hath writ: They have different epochs: TAI: 1958-01-01 T 00:00:00 Z PTP: 1970-01-01 T 00:00:00 Z GPS: 1980-01-06 T 00:00:00 Z Using ISO 8601 style date and time representation on the TAI timescale and on

Re: [LEAPSECS] epoch of TAI, and TAI vis a vis GPS

2015-03-03 Thread michael.deckers via LEAPSECS
On 2015-03-04 02:23, Steve Allen wrote on the epoch of TAI: Getting meaninglessly pedantic, in Survey Review v19 #143 p7 (1967) A.R. Robins had been talking with Sadler and Smith and with that information in hand he wrote that atomic time was identical to UT2 at 1958-01-01 T 20:00:00 Z

[LEAPSECS] epoch of TAI, and TAI vis a vis GPS

2015-03-03 Thread Steve Allen
On Wed 2015-03-04T00:04:10 +, Tony Finch hath writ: They have different epochs: TAI: 1958-01-01 T 00:00:00 Z PTP: 1970-01-01 T 00:00:00 Z GPS: 1980-01-06 T 00:00:00 Z Getting meaninglessly pedantic, in Survey Review v19 #143 p7 (1967) A.R. Robins had been talking with Sadler and Smith