APPENDIX E 127 



Table E-3. (Continued) 



Table E-4. Analysis of ground-based superrefractive and ducting layers: Amundsen-Scott, Antarctica. 



FEBRUARY 



87 Profiles Skipped 



99 Profiles Read 



Number of Ducts 2 



Number of Superrefractive Layers 10 



CUMULATIVE DISTRIBUTION OF DUCTING GRADIENTS, STATION 90001, MONTH 2 

 -157.500 25.00 I -164.815 75.00 I 



CUMULATIVE DISTRIBUTION OF DUCT THICKNESSES, STATION 90001, MONTH 



0.120 25.00 



0.108 75.00 



CUMULATIVE DISTRIBUTION OF TRAPPING FREQUENCIES, STATION 90001, MONTH 2 

 3693.683 25.00 1 1191.104 75.00 I 



CUMULATIVE DISTRIBUTION OF SUPERREFRACTIVE LAYER GRADIENTS, STATION 90001, MONTH 2 



-100.000 5.00 -101.626 15.00 -103.922 25.00 -103.960 35.00 -117.391 45.00 -118.033 55.00 -124.793 65.00 



-129.054 75.00 -138.182 85.00 -148.182 95.00 



