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Summary ephemerides
List of planets
NSDB Observations
Ephemerides
Bibliography
Parameters and constants
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Ephemerides with constant step on time
Ephemerides and (O-C) for a file of dates and positions
MULTISAT. Ephemerides of planets and natural satellites.
Ephemerides with constant step on time
Mercury
Choose the planetary ephemerides:
INPOP19a
INPOP17a
INPOP13C
EPM2021
DE441
DE431
DE405
DE406
DE200
VSOP87
LeVerrier
Enter Observatory code (XXX)
(500 for geocenter) See
the list
Choose Epoch of equator and equinox
ICRF
FK5
J2000
Mean of Date (IAU1976)
True of Date (IAU1976, IAU1980)
Apparent (IAU1976, IAU1980)
B1950
B1900
Mean of Date (Newcomb)
Mean of Jan 1 of the year (Newcomb)
True of Date (Newcomb, IAU1948)
Apparent (Newcomb, IAU1948)
(
Description
)
Choose Time Scale:
UTC
TT
Choose format of initial moment
Year month day hour min sec.decimals
Year month day.decimals
JD (Julian Day)
MJD (Modified Julian Day)
Enter the initial date
Choose the step unit
day
hours
the step value
the number of steps
Choose type of output data
Alpha (h,m,s.decimals), Delta (°,',".decimals)
Alpha (h.decimals), Delta (deg.decimals)
Alpha, Delta, dA/dt, dD/dt, R topo, V radial
Topoc.alt.,azim.of sat.,alt.,azim.of the Sun
Dist.Sun.-Plan.,app.plan.R,Phase,magn.of sat.
(
Explications
)
do not output if the altitude is less than
or if the sun is above the horizon
0°
10°
12°
20°
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