1. http://www.puldb.ru/laza_gao/PUB/izv218_3.pdf
... EASSISTANT, - . .. EAssistant, . , , , . , . [1] , HORIZONS (http://ssd.jpl.nasa.gov/horizons.cgi), . . , , , , . , , , , , , .. , , . . , . EAssistant , . 1. , ( EAssistant), , , . ...
2. Pulkovo databases: photometric observation
... elevation of the planet above the horizon (in degrees). Sun . ... angular apparent depth of the Sun under the horizon (in degrees). phase . Moon phase (0.0 for new Moon, 1.000 for full Moon).. ...
3. http://www.puldb.ru/laza_gao/PUB/aj_1.pdf
... magnetic-field strength near the event horizon of the supermassive black hole at the ... and magnetic field outside the event horizon, using the results of astrometric and ...