tion 
TABLE (1): SEASAT SAR DATA PROCESSORS 
  
Name of Processor 
Type of Processor 
Country of Origin 
  
Tilted-plane 
* SAR P 
TPL 
ESPF 
Marconi 
* PROPAL |l 
DFVLR/MDA 
Imperial College 
  
optical 
digital 
digital 
digital 
digital 
digital 
digital 
optical 
  
ERIM (USA) 
Bendix (USA) 
JPL (USA) 
RAE (UK) 
Marconi (UK) 
Thomson CSF (France) 
DFVLR (FRG)/MDA (Canada) 
Imperial College (UK) 
  
RU 
4 
* Not implemented in Seasat SAR data processing 
TABLE (2): RESULTS OF THE SURVEY-PROCESSED IMAGE 
OF THE TEST AREA 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
No. of terms in Control Points (ns13) Check Points (n=7) 
polymomies 6, (m) |6 (m) | 8, (m) 6, (m) | 8 (m) | 6, (m) 
11 8 26 27 24 40 47 
10 9 28 29 32 38 50 
9 10 22 24 30 36 47 
8 9 35 36 62 38 73 
7 13 30 34 75 41 85 
6 80 102 130 61 53 81 
5 70 84 109 70 65 95 
4 67 67 95 67 63 92 
3 50 65 82 87 74 114 
Linear conformal 
with 11 redundant | 101 264 283 129 253 285 
observations 
Linear conformal 
with no redundant n=2 123 430 447 
observations 
  
  
  
  
  
  
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