Head of the Laboratory of Ephemeris Astronomy . Pitjeva Elena Vladimirovna . ... The main tasks of Laboratory of Ephemeris Astronomy are creation of high-precession ephemerides of the Sun, the Moon, planets and their natural satellites; ephemeris accompaniment of observation programs of Earth satellites, spacecraft and landers; supporting and developing the software for solving the problems of ephemeris and dynamical astronomy. ... Astronomy Letters, 31, 5, 340-349, DOI: 10.1134/1.1922533. ...