Re: [time-nuts] Calculating sidereal time

2019-01-18 Thread Steve Allen
On Fri 2019-01-18T15:18:08-0600 Didier Juges hath writ: > //--- > // Craig Haley 20/09/01 > // 30-06-04 CSH made small changes > // 05-01-05 CSH modified to use mjd rather than converting to jd > // Didier Juges > // 18Jan19

[time-nuts] Calculating sidereal time

2019-01-18 Thread Mark Sims
Check out the sidereal code in Lady Heather (it's in heathmsc.cpp) and see if anything looks usable. Heather uses double precision floating point for all the time functions. To display sidereal times set the time zone to GMST, GMAT, LMST, or LAST. Also, if you are doing integer arithmetic,

[time-nuts] Calculating sidereal time

2019-01-18 Thread Didier Juges
Trying to add sidereal time to my Thunderbolt monitor (I am working on a new design with an ARM Cortex chip so that I can have double precision math), I am obviously not understanding something in the process as my calculations are off. Here what I am doing: I have the GPS date which I convert to

[time-nuts] New Lady Heather Beta release

2019-01-18 Thread Mark Sims
I have updated first post on the thread on EEVBLOG.COM to version 6.14 Beta. It has the Windows .exe file attached and also a link to download the source code and Linux/MacOS/FreBSD build package. This update includes support for Trimble receivers that speak RT17 (such as the NetRS), the

Re: [time-nuts] Ublox Neo M8T no output on TP2 question please?

2019-01-18 Thread Chris Wilson
Hello David, Thanks for the reply, it came froma recommended Lithuanian source, where others have no issues with similar devices. I e-mailed them re this but got no rely, sadly. Is there any way to interrogate it (not the suppliers ;)) to see if it's legit? Thursday, January 17,

[time-nuts] Help identifying a SA.22c interface board

2019-01-18 Thread Paul Moore
Hello all, I recently picked up a SA.22c for use in a project and it came with an interface board that I can't seem to identify; I was hoping you nice folks might be able to help. The SA.22c is part of an assembly with the interface board and a metal plate/heatsink. There is a small cable