Lines Matching defs:lst
413 * @param lst The Local Sidereal Time, in hours since sidereal midnight
419 double CalendarAstronomer::lstToUT(double lst) {
421 double lt = normalize((lst - getSiderealOffset()) * 0.9972695663, 24);
851 // * @param lst in hours (0..24)
854 // double lstToGst(double lst) {
856 // return normalize(lst - delta, 24);
912 // // Now compute the Local Sidereal Time, LST:
914 // double LST = 98.9818 + 0.985647352 * d + /*UT*15 + long*/
917 // // (east long. positive). Note that LST is here expressed in degrees,
918 // // where 15 degrees corresponds to one hour. Since LST really is an angle,
990 // double MT = normalize(sRA - LST, 360);
1374 double lst = ((rise ? CalendarAstronomer_PI2-angle : angle) + pos.ascension ) * 24 / CalendarAstronomer_PI2;
1376 // Convert from LST to Universal Time.
1377 UDate newTime = lstToUT( lst );
1381 U_DEBUG_ASTRO_MSG(("%d] dT=%.3lf, angle=%.3lf, lst=%.3lf, A=%.3lf/D=%.3lf\n",
1382 count, deltaT, angle, lst, pos.ascension, pos.declination));
