第三代国际天球参考架(the 3rd realization of the International Celestial Reference Frame,ICRF3)于2019年1月1日起,代替其前代参考架第二代国际天球参考架(the 2nd realization of the International Celestial Reference Frame,IC...
supported by the National SKA Program of China(No.2020SKA0120103);the National Natural Science Foundation of China(Nos.U1831130 and U1531112).
Due to high stable rotations, timing of pulsars provides a natural tool to correct the frequency deviation of spaceborne atomic clocks. Based on processing the observational data about a year of Crab pulsar given by X...
世界时UT1的变化受到大气、海洋、陆地水圈等多种激发因素的影响,这些激发因素可以由地球流体有效角动量函数EAM(effective angular momentum)描述。基于德国地学研究中心地球系统建模小组ESMGFZ(Earth System Modeling at GeoForschung...