Re: [LEAPSECS] UT1 offset

2024-01-03 Thread Richard B Langley
VIII. -- Richard Langley ------------- | Richard B. Langley                            E-mail: l...@unb.ca         | | Geodetic Research Laboratory                  Web: http://gge.unb.ca      | | Dept. of Geodesy and Geomatics Engineering    Phone:    +1 506 453-514

Re: [LEAPSECS] speeding up again?

2023-06-17 Thread Richard B Langley
- | Richard B. Langley                            E-mail: l...@unb.ca         | | Geodetic Research Laboratory                  Web: http://gge.unb.ca      | | Dept. of Geodesy and Geomatics Engineering    Phone:    +1 506 453-5142   | | University of New Brunswick

Re: [LEAPSECS] Inside GNSS published an update of my CGSIC talk

2023-03-20 Thread Richard B Langley
off topic. -- Richard Langley ----- | Richard B. Langley                            E-mail: l...@unb.ca         | | Geodetic Research Laboratory                  Web: http://gge.unb.ca      | | Dept. of Geodesy and Geomatics E

Re: [LEAPSECS] GLONASS leap second

2015-07-03 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 | | University of New Brunswick

Re: [LEAPSECS] leap second festivities?

2015-06-30 Thread Richard B. Langley
/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca/ | | Dept. of Geodesy and Geomatics EngineeringPhone

Re: [LEAPSECS] leap second festivities?

2015-06-30 Thread Richard B. Langley
/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca/ | | Dept. of Geodesy and Geomatics Engineering

[LEAPSECS] Atomic time: 60 years of the ultra-precise atomic clock

2015-06-03 Thread Richard B. Langley
http://eandt.theiet.org/magazine/2015/05/60-years-of-atomic-time.cfm - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca

Re: [LEAPSECS] leap in june

2015-01-10 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 | | University

Re: [LEAPSECS] leap in june

2015-01-09 Thread Richard B. Langley
@leapsecond.com https://pairlist6.pair.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca

Re: [LEAPSECS] leap in june

2015-01-09 Thread Richard B. Langley
___ LEAPSECS mailing list LEAPSECS@leapsecond.com https://pairlist6.pair.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

[LEAPSECS] Fwd: Bulletin C number 49

2015-01-05 Thread Richard B. Langley
Orientation Center of IERS Observatoire de Paris, France - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

[LEAPSECS] New Clock May End Time As We Know It

2014-11-04 Thread Richard B. Langley
As a break from the polemics of leap seconds, here is an interesting item recently broadcast by NPR: http://news.mpbn.net/post/new-clock-may-end-time-we-know-it - | Richard B. LangleyE-mail: l

Re: [LEAPSECS] When did computer timekeeping get good enough for leap seconds to matter?

2014-01-09 Thread Richard B. Langley
@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://gge.unb.ca

[LEAPSECS] Fwd: Google Alert - leap second

2013-01-28 Thread Richard B. Langley
query to search within a site (site:nytimes.com or site:.edu). Learn more. Delete this alert. Create another alert. Manage your alerts. - | Richard B. LangleyE-mail: l...@unb.ca

Re: [LEAPSECS] Longer horizon

2012-07-14 Thread Richard B. Langley
- and it seems to have worked - yippee! Peter On 11 July 2012 12:27, Richard B. Langley l...@unb.ca wrote: Peter: Did any BBC radio station transmit the 7-pip Greenwich Time Signal for the leap second? I did check the iPlayer repeats from BBC Radios 1 through 5 but it appears

Re: [LEAPSECS] Longer horizon

2012-07-11 Thread Richard B. Langley
LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca

Re: [LEAPSECS] Leap Second and GNSS Probems

2012-07-03 Thread Richard B. Langley
and I guess we can't rule out possible NTP problems. -- Richard On 1-Jul-12, at 11:24 PM, Richard B. Langley wrote: A u-blox 6 GPS Engine did not play nice with the leap second. This new engine is GPS/SBAS/QZSS/GLONASS compatible but it only runs in either GPS/SBAS/QZSS mode or GLONASS mode

[LEAPSECS] Leap Second and GNSS Probems

2012-07-01 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506

Re: [LEAPSECS] Recording GPS leap-second

2012-05-08 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 | | University of New Brunswick Fax: +1

Re: [LEAPSECS] ITU-R video of RA session

2012-01-26 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506

Re: [LEAPSECS] Leap seconds decision deferred until 2015

2012-01-24 Thread Richard B. Langley
is being drafted to look at the issue again after further studies at the ITU that will explore a variety of options to providing a universal continuous time standard. -- Richard Langley On 19-Jan-12, at 5:07 PM, Richard B. Langley wrote: It seems Canada switched sides! No mention of China's

Re: [LEAPSECS] Front page of the New York Times

2012-01-19 Thread Richard B. Langley
) ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

[LEAPSECS] Fwd: Leap Second

2012-01-19 Thread Richard B. Langley
=== - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 | | University of New

Re: [LEAPSECS] Godot as Waldo

2012-01-19 Thread Richard B. Langley
Rob might only be one of those pesky astronomers but he is certainly a well-rounded one. ;-) Someone after my own heart. -- Richard On 19-Jan-12, at 3:22 PM, Rob Seaman wrote: Richard B. Langley shared: Dear colleagues, just to let you know that the decision for abolishing the leap

Re: [LEAPSECS] Leap seconds decision deferred until 2015

2012-01-19 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142

[LEAPSECS] China

2012-01-13 Thread Richard B. Langley
- | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ | | Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 | | University of New Brunswick Fax

Re: [LEAPSECS] Straw men

2012-01-09 Thread Richard B. Langley
___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

Re: [LEAPSECS] Nov 8 statement?

2011-11-12 Thread Richard B. Langley
/Press_Release_UTC_21st_century.pdf Dennis Ferguson ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. Langley

[LEAPSECS] UK clocks change trial being considered

2011-10-28 Thread Richard B. Langley
The government is considering moving the UK's clocks forward by an hour for a three-year trial period. More: http://www.bbc.co.uk/news/uk-politics-15490249 - | Richard B. LangleyE-mail: l

Re: [LEAPSECS] Leap smear

2011-09-30 Thread Richard B. Langley
seems to be transmitted in a different ECI frame. -Keith___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B

Re: [LEAPSECS] preprint about timekeeping for neutrino experiment

2011-09-30 Thread Richard B. Langley
LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory Web: http

[LEAPSECS] Britain?s Speaking Clock turns 75: People still dial for the time

2011-07-27 Thread Richard B. Langley
http://news.nationalpost.com/2011/07/26/britains-speaking-clock-turns-75-people-still-dial-for-the-time/ - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

[LEAPSECS] Fwd: Bulletin C number 42

2011-07-08 Thread Richard B. Langley
Your response is appreciated before 30 August 2011 __ - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

Re: [LEAPSECS] Far past and far future

2011-05-26 Thread Richard B. Langley
___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs - | Richard B. LangleyE-mail: l...@unb.ca | | Geodetic Research Laboratory

Re: [LEAPSECS] Crunching Bulletin B numbers (POSIX time)

2011-02-24 Thread Richard B. Langley
Quoting Warner Losh i...@bsdimp.com: On 02/23/2011 05:57, Richard B. Langley wrote: For those who might not be aware. Loran-C in North America is dead. It might be resurrected as eLoran or some other LF service in the future: http://www.ursanav.com/sites/default/themes/danland/images/buzz

Re: [LEAPSECS] LEAPSECS Digest, Vol 51, Issue 22

2011-02-07 Thread Richard B. Langley
is a better fit locally. ian ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. Langley

Re: [LEAPSECS] LEAPSECS Digest, Vol 51, Issue 22

2011-02-07 Thread Richard B. Langley
. ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory

Re: [LEAPSECS] Meeting with Wayne Whyte

2011-02-02 Thread Richard B. Langley
://www.ucolick.org/~sla/ Hgt +250 m ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. Langley

Re: [LEAPSECS] American Scientist

2011-02-02 Thread Richard B. Langley
at www.CenterForSpace.com. ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l

[LEAPSECS] Fwd: IERS Message No. 180 - revised version

2011-01-07 Thread Richard B. Langley
- === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 University

Re: [LEAPSECS] Focus in the debate, alternative proposal

2011-01-07 Thread Richard B. Langley
=== Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 University of New Brunswick Fax

Re: [LEAPSECS] Ghosts of Leap-seconds past and future

2010-12-28 Thread Richard B. Langley
, I have not seen any reports from Study Group 7 subsequent deliberations. -- Richard Langley Quoting Rob Seaman sea...@noao.edu: God bless us, every one! On Dec 26, 2010, at 8:40 PM, Richard B. Langley wrote: Quoting Rob Seaman sea...@noao.edu: The ITU, rather, have monomaniacally

Re: [LEAPSECS] Ghosts of Leap-seconds past and future

2010-12-26 Thread Richard B. Langley
it worse! And bide the end! So yes - I will continue to rattle my chains. Dare we hope for a Scrooge-like transformation of the ITU? ;-) -- Richard === Richard B. LangleyE-mail: l...@unb.ca

Re: [LEAPSECS] DCF 77

2010-12-23 Thread Richard B. Langley
@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy

Re: [LEAPSECS] DCF 77

2010-12-23 Thread Richard B. Langley
. -- Richard Langley === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone

Re: [LEAPSECS] php breaks if UTC has no leap seconds?

2010-12-10 Thread Richard B. Langley
@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept

Re: [LEAPSECS] Coming of age in the solar system

2010-09-06 Thread Richard B. Langley
is a charity registered in Scotland: No SC013532 ___ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. Langley

Re: [LEAPSECS] The Debate over UTC and Leap Seconds

2010-08-10 Thread Richard B. Langley
=== Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 University of New Brunswick Fax: +1 506 453-4943

Re: [LEAPSECS] leap second dating

2009-11-17 Thread Richard B. Langley
LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE

Re: [LEAPSECS] it's WP7A week in Geneva

2009-09-28 Thread Richard B. Langley
Richard B. Langley l...@unb.ca: http://www.gpsworld.com/gnss-system/cgsic-%E2%80%93-the-rest-better-late-never-8956 -- Richard Langley Quoting Richard B. Langley l...@unb.ca: There will likely be a report on anything significant at the CGSIC meeting in Savannah the week after next

Re: [LEAPSECS] it's WP7A week in Geneva

2009-09-25 Thread Richard B. Langley
http://www.gpsworld.com/gnss-system/cgsic-%E2%80%93-the-rest-better-late-never-8956 -- Richard Langley Quoting Richard B. Langley l...@unb.ca: There will likely be a report on anything significant at the CGSIC meeting in Savannah the week after next http://www.navcen.uscg.gov/cgsic/meetings

Re: [LEAPSECS] it's WP7A week in Geneva

2009-09-09 Thread Richard B. Langley
/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone

Re: [LEAPSECS] ISO 8601 Z designator improper before 1972?

2009-02-09 Thread Richard B. Langley
http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy

Re: [LEAPSECS] ISO 8601 Z designator improper before 1972?

2009-02-09 Thread Richard B. Langley
/retro/retro1969.htm While searching, came across this http://www.histori.ca/minutes/minute.do?id=10182 which used to run as a public education service on Canadian TV. -- Richard Langley Quoting Poul-Henning Kamp p...@phk.freebsd.dk: In message 1234206791.4990804737...@webmail.unb.ca, Richard B

Re: [LEAPSECS] DCF77, HBG, MSF, two out of three

2009-01-04 Thread Richard B. Langley
LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE

Re: [LEAPSECS] DCF77, HBG, MSF, two out of three

2009-01-01 Thread Richard B. Langley
=== Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142 University of New Brunswick

Re: [LEAPSECS] Automation

2009-01-01 Thread Richard B. Langley
/search.html Now, back to exam marking. Oh, and by the way, with reference to Time Lords, did anyone else get a Tardis USB hub for Christmas? ;-) === Richard B. LangleyE-mail: l...@unb.ca

Re: [LEAPSECS] Schedule for success

2008-12-31 Thread Richard B. Langley
details here: http://www.nmm.ac.uk/explore/astronomy-and-time/astronomy-facts/history/the-longitude-of-greenwich http://en.wikipedia.org/wiki/Prime_Meridian === Richard B. LangleyE-mail: l...@unb.ca

Re: [LEAPSECS] Schedule for success

2008-12-31 Thread Richard B. Langley
Quoting Poul-Henning Kamp p...@phk.freebsd.dk: In message 1230733996.495b82acce...@webmail.unb.ca, Richard B. Langley writ es: iii) The introduction of the satellite Doppler technique (Transit) to help in establishing the BIH meridian; the Doppler datum turned out to have a different

Re: [LEAPSECS] Schedule for success

2008-12-31 Thread Richard B. Langley
Quoting Poul-Henning Kamp p...@phk.freebsd.dk: In message 1230733996.495b82acce...@webmail.unb.ca, Richard B. Langley writ es: iii) The introduction of the satellite Doppler technique (Transit) to help in establishing the BIH meridian; the Doppler datum turned out to have a different

Re: [LEAPSECS] Schedule for success

2008-12-31 Thread Richard B. Langley
difference is in the WGS84 datum ? The current version of WGS84 differs from the current version of ITRF by only a few centimetres. WGS84 was purposely updated to agree as closely as possibly with ITRF. === Richard B

Re: [LEAPSECS] Cheating means more planning, not less

2008-12-29 Thread Richard B. Langley
for predicting Earth orientation? It is a shame that there are no lurkers here who could answer that question. === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web

[LEAPSECS] Fwd: Re: Leap second is back

2008-12-27 Thread Richard B. Langley
- === Richard B. LangleyE-mail: l...@unb.ca Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1 506 453-5142

Re: [LEAPSECS] drift of TAI

2008-09-15 Thread Richard B. Langley
@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs === Richard B. LangleyE-mail: [EMAIL PROTECTED] Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept

[LEAPSECS] Leap Second Announced by IERS (fwd)

2008-07-04 Thread Richard B. Langley
-- Forwarded message -- Date: Fri, 4 Jul 2008 09:25:03 -0300 From: Richard B. Langley [EMAIL PROTECTED] Reply-To: Canadian Space Geodesy Forum [EMAIL PROTECTED], Richard B. Langley [EMAIL PROTECTED] To: [EMAIL PROTECTED] Subject: Leap Second Announced by IERS [[The integer

[LEAPSECS] Book: One time fits all : the campaigns for global uniformity

2008-04-12 Thread Richard B. Langley
in 2007. === Richard B. LangleyE-mail: [EMAIL PROTECTED] Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy and Geomatics EngineeringPhone:+1

[LEAPSECS] IERS Message No. 129: Plots of Earth Orientation Data (fwd)

2008-04-09 Thread Richard B. Langley
-- Forwarded message -- Date: Wed, 9 Apr 2008 07:50:40 +0200 From: [EMAIL PROTECTED] To: [EMAIL PROTECTED] Subject: IERS Message No. 129: Plots of Earth Orientation Data IERS Message No. 129

Re: [LEAPSECS] How good could civil timekeeping be?

2008-02-15 Thread Richard B. Langley
hardcover edition? Any text differences at all? === Richard B. LangleyE-mail: [EMAIL PROTECTED] Geodetic Research Laboratory Web: http://www.unb.ca/GGE/ Dept. of Geodesy