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From: Sir Frederick Martin on 20 Jun 2010 23:48 On Sun, 20 Jun 2010 20:32:59 -0700 (PDT), Monsieur Turtoni <turtoni(a)fastmail.net> wrote: >On Jun 20, 10:56�pm, Tom Roberts <tjroberts...(a)sbcglobal.net> wrote: >> Arindam Banerjee wrote: >> > [bending of light by the sun] >> > As we all know, a glass or plastic lens bends light, simply because >> > the light passing through same has to have the same phase front and >> > also travel slower. �This is just what is happening when the starlight >> > passes through the dense (or light, depending upon radial distance) >> > atmosphere outside the sun. �In other words, the sun is acting as an >> > optical lens, and thus bending the starlight. >> >> No. You REALLY need to read the literature. In particular, the bending of light >> by the sun due to gravitation is INDEPENDENT OF WAVELENGTH of the light. The >> optical refraction of the sun's atmosphere depends on the wavelength of the >> light. Measurements have been made at multiple wavelengths that include a model >> of the sun's atmosphere, and the effect due to gravitation dominates; the result >> is consistent with GR. >> >> Also, the sun's deflection of microwaves has been measured via VLBI out past 90 >> degrees from the sun, where the solar atmosphere is completely negligible. Such >> a path does not get any closer to the sun than the earth is, yet the sun's >> gravitational deflection is measurable and consistent with GR. >> >> > To totally ignore this optical aspect, [...] >> >> It is not ignored in the physics literature. For you to totally ignore the >> physics literature is indeed "terrific bungling or intellectual dishonesty of >> the lowest kind". >> >> Also, you completely ignored the fact that there are many other tests of GR. >> >> � � � � And there are 3 potential refutations of GR for which the jury >> � � � � is still out: the Pioneer anomaly, dark matter and energy, and >> � � � � spacecraft flyby anomalies. >> >> Tom Roberts > >You have to bare in mind that the vast majority of usenet posters >appear to be mentally ill.. > >HTHelps. Welcome back to the scene. It takes a kind of mental illness just to be human, thus all but the BORG are loony. Functioning in society requires a common mental illness called domestication, a learned stance. Best, Martin |