BOOK 2. THE BATH SCHOOL. N. LEVASHOV'S «SVETL BROOM» IN A. KHATYBOV'S «BATH SCHOOL» AND A LABOUR SPADE

F. Shkrudnev N. Levashov's "SvetL Broom" in A. Khatybov's "Bath School" and A Labour Spade 151 orbit, i.e. the points of intersection of the ecliptic plane 10 Anomalistic month (А) The period of revolution of the moon relative to perigee, the closest to the earth point of its orbit 27.55455= 27 d 13 h 18 m 11 The line of nodes of the Moon orbit slowly turns toward the Moon's movement, making a full turn in 18.6 years, while the major axis of the Moon orbit turns in the same direction as the Moon moves, with a period of 8.85 years 12 APEX (the direction of the sun) l – Hercules, is located above the main plane of the stellar system (displacement 6 pc) 13 The outer boundary of the solar system (Hill's sphere) 1pc = 2·10 5 а.е. 14 The boundary of the solar system (the orbit of Pluto) 39 а.е. 15 The astronomical unit is the distance of the Earth to the Sun (au) 149,6·10 6 km 16 Distance С.С. from the central plane of the Galaxy 8000 pc 17 Linear velocity of motion around the Galactic Center 220 кm/sec The sun Radius 6,96 · 10 5 кm Perimeter 43,73096973 · 10 5 кm Diameter 13,92 · 10 5 кm Acceleration of free fall at the level of the visible surface 270 m/sec 2 The average period of rotation (Earth days) 25,38 The inclination of the equator to the ecliptic 7,25 0 Solar Wind Range 100 а.е. The Moon 3 moons arrived. Two Moons (Lel and Fata) were destroyed by the planet (Phaeton), which blew itself up. Parameters of the remaining Moon (Mesyats) Encyclopedia Orbit – elliptical Eccentricity 0.05490 Radius R 1737.983 km Diameter 3475.966 km Circumference (perimeter) 10920.0692497 km Apogee 405500 km Perihelion 363300 km Average distance 384400 km The barycenter of the Earth-Moon system from the center of the Earth mass 4670 km Distance between the centers of the Earth and the Moon: 379564.3 km, angle 38’