Originally written in APPLESOFT BASIC in 1985 by Krassimir Gadjokov & Nickolay Kolev,
from Dobrich Amateur Astronomers Club, Bulgaria
for Rada Koprinkova from Iambol Amateur Astronomers Club, Bulgaria.
NO WARRANTIES for accuracy of the algorithm implementation or the results of execution.
The data file should be a text file. Each of its lines
should have exactly 4 decimal numbers, separated by comma.
These numbers represent the beginning and the end
of the observed meteor in equatorial coordinates: