= SYSCAL Data Storage Formats =

The RPFITS data stores some extra information in the header, as keywords, and some in the visibility data stream, by marking it with baseline number -1.
For single dish data (baseline==0) the u,v,w variables are replaced with ra,dec,utc.

== BINARY FORMAT OF RPFITS ==
||     VIS data                       ||    SYSCAL data||
||     (baseline > 0)                     ||    (baseline = -1)       ||
||     param 1=u in m                     ||    0.0 ||
||     param 2=v in m                     ||    0.0 ||
||     param 3=w in m                     ||    0.0 ||
||     param 4=baseline number            ||    -1.0 ||
||     param 5=UT in seconds              ||    sc_ut: UT in seconds ||
||     param 6= flag (if present)         ||    sc_ant ||
||     param 7= bin  (if present)         ||   sc_if ||
||     param 8=if_no (if present)         ||    sc_q ||
||     param 9=sourceno (if present)      ||    sc_srcno ||
||     param 10=intbase integration time  ||    0.0 ||
||     param 11=data_format               ||    0 ||
||    followed by nchan*npol*(real[,imag[,wt]])||  followed by sc_ant*sc_q floats||

---

{{{
#!rst
Syscal data variables
=====================


=== ==========  ==========  =========== ============= =================
 Q    Syscal Quantity MB      Syscal quantity ATCA     Wide Band Corr
--- ----------------------  ------------------------- -----------------
 #   q1=0        q1>0       q1=0         q1>0         q1>0
=== ==========  ==========  =========== ============= =================
q1  0           beam(>0)    0           ant(>0)       ant(>0)
q2  Az                      Temp.       if_no         Freq band0
q3  El                      Pressure    XY phase      Tsys0
q4  Par. Angle              Humidity    sqrt(TsysA)   Tsys0
q5  Focus x                 Windspeed   sqrt(TsysB)   Tsys0
q6  Focus y                 Wind Dir    S Stats A -   Freq band1
q7  Focus z                 Wind flag   S Stats A 0   Tsys1
q8  Temp                    Rain        S Stats A +   Tsys1
q9  Press                   Seemonphase S Stats B -   Tsys1
q10 Humidity                Seemon rms  S Stats B 0   nrec radec records
q11 Wind speed              Seemon flag S Stats B +   ant
q12 Wind dir.                           Par. Angle    utseconds
q13 Cal signal                          Syscal Flag   ra
q14   time                              XY Ampl.      dec
q15             Cal PolA                TrackErrMax    (repeated 
q16             Cal PolB                TrackErrRMS     nrec times)
q17 Ref beam    DSD off A       
q18             DSD on  A         
q19             DSD off B
q20             DSD on  B
=== ==========  ==========  =========== ============= =================


}}}