The 2nd-order Post-Newtonian Orbit Equation of Light |
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Authors: | Yu Xiao Bao-Jun FeiWei-Jin Sun Cheng-Xiang Ji |
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Institution: | Armored Force Engineering Institute, Beijing 100072 |
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Abstract: | Based on the 2nd-order post-Newtonian approximation under the DSX frame of the general relativity theory, the 2nd-order post-Newtonian orbital equation of light in the axis-symmetrical stationary spacetime is derived, and from this, the angle of deflection of light propagating in the equatorial plane is derived. The obtained results are consistent with those of the Schwarzchild and Kerr metrics within the limits of measuring precision. |
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Keywords: | celestial mechanics relativity |
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