SIGMA - GRANAT

SIGMA scientific observations for year 1989
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For each month are mentionned :

* the mode of observation used with the telescope :
** SI for spectral-imaging mode,
** VI for variability-imaging mode, 
** PH for photon-photon mode and 
** VR for fast-variability mode), 
* the source studied, 
* the acquisition time of images and 
* the coordinates of the SIGMA telescope pointing (alpha 1950 and delta 1950)


December 1989
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[cols="12,12,4,20,10,10,10"]
|============================================
|1989/12/14|17h08mn|SI|Field 14 SST|00h51mn|1h12'00"|-12deg00'00"
|1989/12/18|17h07mn|SI|Field 5 SST|11h55mn|22h28'40"|-0deg26'16"
|============================================