CSA Sidebands Fitting

  CSA sidebands simulation and fitting
****** The System *******
spectrometer(MHz)  500
spinning_freq(kHz) 3.8
channels           Sn(74.56 -1/2)
nuclei             Sn
atomic_coords      *
cs_isotropic       *
csa_parameters     1 -600 0.1 0 0 0 ppm
j_coupling         *
quadrupole         *
dip_switchboard    *
csa_switchboard    *
exchange_nuclei    *
bond_len_nuclei    *
bond_ang_nuclei    *
tors_ang_nuclei    *
groups_nuclei      *
******* Pulse Sequence ******************************
CHN 1
timing(usec)      (0)32
power(kHz)         0           
phase(deg)         0       
freq_offs(kHz)     0
******* Variables ***********************************
pulse_1_1_1=1000/spinning_freq/32
signal_sf=40
fit_par cs_ani_1 cs_asy_1 signal_sf
******* Options *************************************
rho0               I1x
observables        I1p
EulerAngles        lebind29o
n_gamma            10
line_broaden(Hz)   *
zerofill           *
FFT_dimensions     1
options            -re -fft1 -sz5 -ws -confint
******************************************************
See comments in the quad1_full example
SnC2O4_re.fit
-57            0            
-53.2          0            
-49.4          0            
-45.6          0            
-41.8          18.5         
-38            33           
-34.2          46.5         
-30.4          50.75        
-26.6          37.25        
-22.8          34           
-19            42.25        
-15.2          59.25        
-11.4          45.75        
-7.6           48.5         
-3.8           73.5         
 0             58           
 3.8           66.25        
 7.6           68.5         
 11.4          117          
 15.2          160.75       
 19            202.5        
 22.8          104.25       
 26.6          31.25        
 30.4          10.5         
 34.2          0            
 38            0            
 41.8          0            
 45.6          0            
 49.4          0            
 53.2          0            
 57            0            
 60.8          0
SnC2O4_re.wht
-57            0            
-53.2          0            
-49.4          0            
-45.6          0            
-41.8          1            
-38            1            
-34.2          1            
-30.4          1            
-26.6          1            
-22.8          1            
-19            1            
-15.2          1            
-11.4          1            
-7.6           1            
-3.8           1            
 0             1            
 3.8           1            
 7.6           1            
 11.4          1            
 15.2          1            
 19            1            
 22.8          1            
 26.6          1            
 30.4          1            
 34.2          0            
 38            0            
 41.8          0            
 45.6          0            
 49.4          0            
 53.2          0            
 57            0            
 60.8          0