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We might possibly want to use "emedop" again...

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Joe Taylor 2018-10-02 12:55:17 -04:00 committed by Bill Somerville
parent 665aad962f
commit f2325cdc75
2 changed files with 75 additions and 0 deletions
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8
lib/emedop.dat Normal file
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Lat_A 40.35417
WLong_A 75.62500
Lat_B 45.1875
WLong_B -1.541667
TxFreqMHz 143.05
StartTime 20180907 08:00:00
StopTime 20180907 09:00:00
StepSec 60.0

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lib/emedop.f90 Normal file
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program emedop
real*8 txfreq8
real*8 rxfreq8
real*4 LST
real*4 lat_a
real*4 lat_b
character*80 infile
character*256 jpleph_file_name
common/jplcom/jpleph_file_name
data jpleph_file_name/'JPLEPH'/
nargs=iargc()
if(nargs.ne.1) then
print*,'Usage: emedop <infile>'
go to 999
endif
call getarg(1,infile)
open(10,file=infile,status='old',err=900)
read(10,1001) lat_a
1001 format(10x,f12.0)
read(10,1001) wlon_a
read(10,1001) lat_b
read(10,1001) wlon_b
read(10,1001) txfreq8
read(10,1002) nyear,month,nday,ih,im,is
1002 format(10x,i4,2i2,1x,i2,1x,i2,1x,i2)
sec_start=3600.0*ih + 60.0*im + is
read(10,1002) nyear,month,nday,ih,im,is
sec_stop=3600.0*ih + 60.0*im + is
read(10,1001) sec_step
write(*,1005)
1005 format(' Date UTC Tx Freq Rx Freq Doppler'/ &
'------------------------------------------------------')
sec=sec_start
ncalc=(sec_stop - sec_start)/sec_step
do icalc=1,ncalc
uth=sec/3600.0
call MoonDopJPL(nyear,month,nday,uth,-wlon_a,lat_a,RAMoon,DecMoon, &
LST,HA,AzMoon,ElMoon,vr_a,techo)
call MoonDopJPL(nyear,month,nday,uth,-wlon_b,lat_b,RAMoon,DecMoon, &
LST,HA,AzMoon,ElMoon,vr_b,techo)
dop_a=-txfreq8*vr_a/2.99792458e5 !One-way Doppler from a
dop_b=-txfreq8*vr_b/2.99792458e5 !One-way Doppler to b
doppler=1.e6*(dop_a + dop_b)
rxfreq8=txfreq8 + dop_a + dop_b
ih=sec/3600.0
im=(sec-ih*3600.0)/60.0
is=nint(mod(sec,60.0))
write(*,1010) nyear,month,nday,ih,im,is,txFreq8,rxFreq8,doppler
1010 format(i4,2i2.2,2x,i2.2,':',i2.2,':',i2.2,2f13.7,f8.1)
sec=sec + sec_step
enddo
go to 999
900 print*,'Cannot open file ',trim(infile)
999 end program emedop