Место издания:World Scientific Publishing Co. Pte. Ltd Singapore
Первая страница:44
Последняя страница:48
Аннотация:We introduce the mission concept of TianQin, a spaceborne gravitational waves detector. TianQin will be consisted of three drag-free satellites, forming an equilateral-triangle constellation and orbiting Earth with an altitude of about 105 km. The major scientific goal of TianQin is to detect possible gravitational radiation from Hm Cnc (RX J0806.3+1527), a candidate ultracompact white dwarf binary with a putative orbital period of about 321.5 s. Based on current best models of the binary system, we expect SNR ≥10 after 3 month of observation, given that the noise is dominated by 1 pm Hz^{-1/2} in position noise and 3×10^{-15} m s^{-2} Hz^{-1/2} in residual acceleration. The progress of preliminary study will be presented in the conference.