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Explore a cutting-edge approach to extending the baseline of interferometric optical telescopes and improving diffraction-limited imaging of point source positions. Learn how combining quantum metrology and networking tools can significantly enhance resolution in astronomical observations. Discover the potential of quantum interferometers using single-photon sources, linear optical circuits, and efficient photon number counters to achieve positioning accuracy on the order of 10 microarcseconds. Understand how this innovative technique retains substantial Fisher information about source positions even with thermal stellar sources and high transmission losses. Gain insights into the practical implementation of this proposal using current technology, without the need for experimental optical quantum memories.
