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On Jan 11, 8:51 am, Tom Roberts wrote:
Science is about what _IS_ and how we model it, not what might be possible. Science encompasses more than what you think, Tom. Science explores what might be possible, and that is how scientific development evolves for the better. Of course, for every validation of one such possible, proposed hypothesis, there are more of the silly, stupid, and just ridiculously wrong ones which both SR and GR are among. It is OK to explore what might be possible followed up by thorough experimental verifications. shrug At any given time, scientists use and apply the theories they have, and test them with experiments that are possible AT THAT TIME. So around 1800, Newtonian physics was used, applied, tested, and found consistent with all experiments; engineers of the day used it to usher in the industrial revolution. And still do. shrug So around 1880, Maxwellian physics was used, applied, tested, and found consistent with all experiments; engineers of the day used it to implement new and amazing produced such as radio. And still do. shrug (But in 1887 - 1920 experiments started showing hints of failures in both Newtonian and Maxwellian physics...) Actually, it started in 1881 with Michelson’s solo experiment in the same light as the more famous 1887 MMX. The results were null, then. The scientific communities hand-waved it away accusing lack of technological expertise. However, Voigt started working on how the null results of the 1881 experiment would affect physics. The result is the Voigt transform with the postulate that the speed of light is invariant to any observers. shrug Today, Newtonian physics is KNOWN to be invalid, and is merely an approximation to relativity, because that is what TODAY'S experiments show. You have so much faith in relativity. Betting your life on relativity, it is no wonder that you refuse to let it go even if the mathematics and experimental results have shown you that relativity is not valid in general but is so only in very low speeds. shrug TODAY, relativity is used, applied, tested, and found consistent with all experiments; Only for Einstein Dingleberries, Tom. shrug engineers have used it to implement systems far beyond peoples' wildest imaginations 200 years ago, such as the GPS and the thousands of particle accelerators around the world. Bull****, Tom. GPS needs no relativity. We have addressed that before. Koobee Wublee has shown why that is so through rigorous mathematics and has demystified what parameter is actually necessary to be synchronized and to whom --- not to ground stations. TOM IS NO ENGINEER. Please don’t lie about what engineers do. shrug http://groups.google.com/group/sci.p...47920d8e567050 TODAY, the standard model has similarly replaced Maxwellian physics; engineers have not yet come up with useful applications. That is because what Maxwell had come up with about 150 years ago still run in today’s high-tech electronics industries. This, of course, does not validate SR or GR. shrug The "relativity deniers" around here are not scientists, and are largely unaware of the relevant experiments. Not a single one of them has ever provided any information that could lead to the refutation of relativity; rather, they have all given ample evidence of their personal ignorance. What type of babbling excuse of your own ignorance is that? You are the one who has failed to understand scientific method. shrug http://groups.google.com/group/sci.p...5372c9a3823bac All Koobee Wublee wants to accept your SR and GR is an experiment that shows SR or GR valid but not their antitheses. Koobee Wublee knows you cannot and have shown you mathematically why that is so. You are continuing to behave like a butt head, a moron, and an idiot with lack of professionalism in your own education (maybe lack of it). shrug Whatever might happen in the future, including new experiments and new theories, that is NOT part of science today. Oh, no, Tom. Exploring the fringe of science is how science is going to progress. Well, SR and GR actually fit into that role. However, what tries to explore the fringe of science must be analyzed and fully attacked with rigorous mathematics. If it stands these onslaughts, experimental verifications in full accordance with scientific method must be performed to verify the proposed fringe of science. Only that that, it can become a valid model. Both SR and GR failed miserably in mathematical consistencies through the attacks from Koobee Wublee, Dingle, and many others. Recall that you are almost speechless when Koobee Wublee come down on your mysticism. Koobee Wublee knows you know very little about the mathematics involved, so He is not expecting you to challenge His authorities over you. shrug This OUGHT to be obvious. It is certainly possible that future experiments will refute relativity, but that is unlikely to happen anytime soon. It is QUITE CLEAR that none of the "relativity deniers" will be involved. Tom is no scientist but a henchman of the church of SR and GR trying to force everyone to convert to that fouled religion. Sad, but true. shrug |
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On Jan 12, 7:17 am, Tom Roberts wrote:
On 1/12/13 1/12/13 1:50 AM, Bud Fudlacker wrote: Koobee keeps repeating this lie. One of the requirements of the GPS is that GPS time remain equal to UTC within one microsecond, modulo leap seconds (UTC uses them, GPS does not). Years of educating Tom, he has finally given in that this synchronization of clocks between the ground and the satellites. shrug Again, what has to be synchronized among the GPS satellites is the calendar time not the clocks feeding the calendar time as Koobee Wublee has explained in the following post. shrug http://groups.google.com/group/sci.p...47920d8e567050 Maintaining any calendar time, such as the satellite internal time or the UTC, to within 1usec is an engineering challenge that certainly does not involve any relativity. It involves a clever software algorithms and protocols similar to the IEEE1588. Of course, the clock feeding the calendar time has to be much higher than 1MHz which is easily achievable. shrug http://en.wikipedia.org/wiki/IEEE158...ynchronization Tom, you need to understand technologies better instead of embracing the occult science everytime he are lost about how things can be done. There are no mystical laws of physics involved with the GPS or any infrastructures that require such type of synchronization in calendar time. shrug [rest of preaching in mystical laws of physics snipped] |
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On 1/12/13 3:07 PM, Koobee Wublee wrote:
Years of educating Tom, he has finally given in that this synchronization of clocks between the ground and the satellites. shrug Sorry to but in, but Tom has it exactly right! One of the requirements of the GPS is that GPS time remain equal to UTC within one microsecond, modulo leap seconds (UTC uses them, GPS does not). Without the correction to the satellite clock dividers, as calculated using GR, this requirement could not be met; indeed, the ground segment and the space segment could not be used together. We KNOW this because the first GPS satellites were operated for a few weeks without the modified divider, and their clocks drifted as predicted by GR; this drift is MUCH larger than measurement resolutions. Yes, daily corrections to the individual satellites are generated by the ground segment and uploaded to the satellites for rebroadcast to the GPS receivers. There are a large number of small corrections; the largest are usually orbit corrections, but they also include clock drift, effects of sun and moon, current ionosphere parameters, etc. The GR correction corresponds to about 38 microseconds per day; the daily corrections (other than orbit) are typically a few nanoseconds -- a thousand times smaller. |
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On Jan 12, 1:07 pm, Koobee Wublee wrote:
On Jan 12, 7:17 am, Tom Roberts wrote: One of the requirements of the GPS is that GPS time remain equal to UTC within one microsecond, modulo leap seconds (UTC uses them, GPS does not). Years of educating Tom, he has finally given in that this synchronization of clocks between the ground and the satellites. shrug Again, what has to be synchronized among the GPS satellites is the calendar time not the clocks feeding the calendar time as Koobee Wublee has explained in the following post. shrug http://groups.google.com/group/sci.p...47920d8e567050 Maintaining any calendar time, such as the satellite internal time or the UTC, to within 1usec is an engineering challenge that certainly does not involve any relativity. It involves a clever software algorithms and protocols similar to the IEEE1588. Of course, the clock feeding the calendar time has to be much higher than 1MHz which is easily achievable. shrug http://en.wikipedia.org/wiki/IEEE158...ynchronization Tom, you need to understand technologies better instead of embracing the occult science everytime he are lost about how things can be done. There are no mystical laws of physics involved with the GPS or any infrastructures that require such type of synchronization in calendar time. shrug Since the calendar time is accumulated by the clock, ultimately for the GPS to function it is the calendar time among the satellites only that must be synchronized. The other calendar time, the UTC, is synchronized for applications. shrug Since the calendar times are to be synchronized, software algorithm must be implemented to achieve this, and the clock period must be much greater than the accuracy required by the system. So, synchronizing the clock just makes no fvcking sense what’s so ever. shrug Even if you have gone out of your way to synchronize the clocks, you still have to perform the same software algorithm to synchronize the calendar time. So, why bother to synchronize the clock. Only morons would consider doing that. shrug That is why Tom has had a failed career. He is totally mystified by SR and GR. shrug |
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