Автор: batsali
Дата: 25-07-18 02:36
Ако трябва да сме точни, Марс ще е най-близо до земята на 31ви в 10:44:46 българско време. Последните две колони са разстояние в километри и относителна скорост в км/сек. В тоя момент относителната скорост си сменя знака, демек достигаме най-малкото разстояние.
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Ephemeris / WWW_USER Tue Jul 24 23:27:41 2018 Pasadena, USA / Horizons
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Target body name: Mars (499) {source: mar097}
Center body name: Earth (399) {source: mar097}
Center-site name: GEOCENTRIC
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Start time : A.D. 2018-Jul-31 07:44:40.0000 UT
Stop time : A.D. 2018-Jul-31 07:44:50.0000 UT
Step-size : 10 steps
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Target pole/equ : IAU_MARS {West-longitude positive}
Target radii : 3396.2 x 3396.2 x 3376.2 km {Equator, meridian, pole}
Center geodetic : 0.00000000,0.00000000,0.0000000 {E-lon(deg),Lat(deg),Alt(km)}
Center cylindric: 0.00000000,0.00000000,0.0000000 {E-lon(deg),Dxy(km),Dz(km)}
Center pole/equ : High-precision EOP model {East-longitude positive}
Center radii : 6378.1 x 6378.1 x 6356.8 km {Equator, meridian, pole}
Target primary : Sun
Vis. interferer : MOON (R_eq= 1737.400) km {source: mar097}
Rel. light bend : Sun, EARTH {source: mar097}
Rel. lght bnd GM: 1.3271E+11, 3.9860E+05 km^3/s^2
Atmos refraction: NO (AIRLESS)
RA format : DEG
Time format : CAL
EOP file : eop.180724.p181015
EOP coverage : DATA-BASED 1962-JAN-20 TO 2018-JUL-24. PREDICTS-> 2018-OCT-14
Units conversion: 1 au= 149597870.700 km, c= 299792.458 km/s, 1 day= 86400.0 s
Table cut-offs 1: Elevation (-90.0deg=NO ),Airmass (>38.000=NO), Daylight (NO )
Table cut-offs 2: Solar elongation ( 0.0,180.0=NO ),Local Hour Angle( 0.0=NO )
Table cut-offs 3: RA/DEC angular rate ( 0.0=NO )
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Date__(UT)__HR:MN:SC.fff delta deldot
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$$SOE
2018-Jul-31 07:44:40.000 5.7590166980E+07 -0.0000171
2018-Jul-31 07:44:41.000 5.7590166980E+07 -0.0000143
2018-Jul-31 07:44:42.000 5.7590166980E+07 -0.0000115
2018-Jul-31 07:44:43.000 5.7590166980E+07 -0.0000087
2018-Jul-31 07:44:44.000 5.7590166980E+07 -0.0000059
2018-Jul-31 07:44:45.000 5.7590166980E+07 -0.0000030
2018-Jul-31 07:44:46.000 5.7590166980E+07 -0.0000002
2018-Jul-31 07:44:47.000 5.7590166980E+07 0.0000026
2018-Jul-31 07:44:48.000 5.7590166980E+07 0.0000054
2018-Jul-31 07:44:49.000 5.7590166980E+07 0.0000082
2018-Jul-31 07:44:50.000 5.7590166980E+07 0.0000111
$$EOE
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