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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 28 May
To: solar-daily@lut.fi
Date: Sat, 29 May 93 16:14:55 MDT
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 28 MAY 93
                    ---------------------------------------


M-FACTORS FOR 3000 KM DISTANCES - M(3000)F2
-------------------------------------------

NO M(3000)F2 DATA PRESENTLY AVAILABLE


MINIMUM OBSERVED FREQUENCIES - FMIN (MHz)
-----------------------------------------

NO FMIN DATA PRESENTLY AVAILABLE


CRITICAL SPORADIC E-LAYER FREQUENCIES - Es (MHz)
------------------------------------------------

NO CRITICAL SPORADIC E-LAYER DATA PRESENTLY AVAILABLE


OBSERVED CRITICAL F2 LAYER FREQUENCIES (MHz)
--------------------------------------------

NO CRITICAL F2-LAYER DATA PRESENTLY AVAILABLE


MAXIMUM USABLE FREQUENCIES FOR 3000 KM PATHS (MHz) - MUF(3000)
--------------------------------------------------------------

NO MUF(3000)F2 DATA PRESENTLY AVAILABLE


OBSERVED TOTAL IONOSPHERIC ELECTRON CONTENT
-------------------------------------------

NO TEC DATA PRESENTLY AVAILABLE


DESCRIPTIVE CODES WHICH MAY APPEAR IN THE FOF2, M(3000), OR SID SECTIONS:

            A = Blanketing Sporadic E
            B = Complete Absorption
            C = Equipment Problems
            D = Frequency Higher than Equipment
            E = Frequency Lower than Equipment
            F = Spread Echoes
            G = FOF2 is less than FOF1
            I = Smoothed Value
            R = Attenuation


     Values in this experimental daily report have not been checked
     for errors and may occasionally contain a few.  Total electron
     content values are given in units of 10^15 electrons per square meter.


