                                    
                      MISCELLANEOUS ACTIVITY AREA
                        DATA BASE RECORD LAYOUT
                             (MAA-FILE)

INFORMATION EFFECTIVE DATE: 10/12/2017

    RECORD FORMAT: FIXED
    LOGICAL RECORD LENGTH: 919


FILE STRUCTURE DESCRIPTION:
---------------------------

    THERE ARE A VARIABLE NUMBER OF FIXED-LENGTH RECORDS TO DESCRIBE EACH 
    MISCELLANEOUS ACTIVITY AREA (MAA). THE NUMBER OF RECORDS IS DETERMINED BY 
    THE AMOUNT OF TEXTUAL INFORMATION ASSOCIATED WITH EACH MAA. EACH OF THE 
    SEVEN RECORD TYPES IS IDENTIFIED BY A RECORD TYPE INDICATOR (MAA1, MAA2, 
    ..., MAA7) AND A RECORD KEY THAT IS UNIQUE TO EACH MISCELLANEOUS ACTIVITY 
    AREA. THE RECORDS ARE IN SEQUENCE, I.E., ALL TEXT RECORDS FOLLOW THEIR 
    READABLE ORDER. THE FILE IS SORTED BY STATE AND CITY.

    EACH RECORD ENDS WITH A CARRIAGE RETURN CHARACTER AND LINE FEED CHARACTER 
    (CR/LF). THIS LINE TERMINATOR IS NOT INCLUDED IN THE LOGICAL RECORD 
    LENGTH.


DESCRIPTION OF THE RECORD TYPES: --------------------------------

    MAA1 RECORD TYPE CONTAINS THE BASE MISCELLANEOUS ACTIVITY AREA DATA. 
    THERE IS ONE MAA1 RECORD FOR EACH AREA.

    MAA2 RECORD TYPE CONTAINS THE POLYGON COORDINATES. EACH MAA2 RECORD 
    CONTAINS ONE LINE OF TEXT. THERE CAN BE ANY NUMBER OF MAA2 RECORDS.

    MAA3 RECORD TYPE CONTAINS TEXTUAL INFORMATION REGARDING ANY TIMES OF 
    USE. EACH MAA3 RECORD CONTAINS ONE LINE OF TEXT. THERE CAN BE ANY NUMBER 
    OF MAA3 RECORDS.

    MAA4 RECORD TYPE CONTAINS TEXTUAL INFORMATION REGARDING ANY USER GROUP. 
    EACH MAA4 RECORD CONTAINS ONE LINE OF TEXT. THERE CAN BE ANY NUMBER OF 
    MAA4 RECORDS.

    MAA5 RECORD TYPE CONTAINS TEXTUAL INFORMATION REGARDING ANY CONTACT 
    FACILITY FREQUENCY DATA. EACH MAA5 RECORD CONTAINS ONE LINE OF TEXT. THERE 
    CAN BE ANY NUMBER OF MAA5 RECORDS.

    MAA6 RECORD TYPE CONTAINS TEXTUAL INFORMATION REGARDING ANY CHECK FOR 
    NOTAMS DATA. EACH MAA6 RECORD CONTAINS ONE LINE OF TEXT. THERE CAN BE ANY 
    NUMBER OF MAA6 RECORDS.

    MAA7 RECORD TYPE CONTAINS TEXTUAL INFORMATION REGARDING ANY REMARKS 
    ABOUT THE MAA BASE DATA. EACH MAA7 RECORD CONTAINS ONE LINE OF TEXT. THERE 
    CAN BE ANY NUMBER OF MAA7 RECORDS.


GENERAL INFORMATION:
--------------------
     1.  LEFT JUSTIFIED FIELDS HAVE TRAILING BLANKS
     2.  RIGHT JUSTIFIED FIELDS HAVE LEADING BLANKS
     3.  ELEMENT NUMBER IS FOR INTERNAL REFERENCE ONLY
         AND NOT IN RECORD
     4.  THE MAA ID IS THE UNIQUE RECORD IDENTIFIER.
     5.  MAA ID IS REPEATED ON EACH RECORD.

     6.  LATITUDE AND LONGITUDE INFORMATION IS REPRESENTED IN TWO WAYS:

         A. FORMATTED LAT/LONG VALUES AND ARE REPRESENTED AS FOLLOWS:

            LATITUDE    DD-MM-SS.SSSSH
            LONGITUDE   DDD-MM-SS.SSSSH

            WHERE :     DD IS DEGREES
                        MM IS MINUTES
                        SS.SSSS IS SECONDS, AND TEN THOUSANDTHS OFSECONDS-
                        H IS DECLINATION

            EXAMPLE :   LAT-   39-06-51.0701N
                        LONG-  075-27-54.6601W

          B. LAT/LONG VALUES CONVERTED TO ALL SECONDS AS FOLLOWS:

             LATITUDE AND LONGITUDE     SSSSSS.SSSSH
             WHERE :    SSSSSS.SSSS IS THE DEG/MIN/SEC CONVERTED
                                   TO ALL SECONDS
                        H IS THE DECLINATION

      EXAMPLE:  LAT-   140811.0701N
                LONG-  271674.6601W


J  T   L   S L   E N
U  Y   E   T O   L U
S  P   N   A C   E M
T  E   G   R A   M B
       T   T T   E E
       H     I   N R
             O   T
             N           FIELD DESCRIPTION

***********************************************************************

MAA1 RECORD TYPE  BASE MISCELLANEOUS ACTIVITY AREA DATA

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA1: BASE AIRSPACE DATA
L	AN	0006	00005		MAA ID
R	AN	0025	00011		MAA TYPE
						AEROBATIC PRACTICE
						GLIDER
						HANG GLIDER 
						SPACE LAUNCH
						ULTRALIGHT 
						UNMANNED AIRCRAFT
						OTHER
L	AN	0004	00036		NAVAID IDENTIFIER (EX.: SCY)
L	AN	0002	00040		NAVAID FACILITY TYPE CODE (EX.: C)
L	AN	0025	00042		NAVAID FACILITY TYPE DESCRIBED
					EX.: VORTAC, TACAN, VOR, DME, ETC.
L	N	0006	00067		AZIMUTH (DEGREES) FROM NAVAID 
					(000.0-359.99)
L	N	0006	00073		DISTANCE, IN NAUTICAL MILES, FROM 
					NAVAID EX.: 0,15,11.5
L	AN	0030	00079		NAVAID NAME
L	AN	0002	00109		MAA STATE ABBREVIATION (TWO-LETTER POST 
					OFFICE)
L	AN	0030	00111		MAA STATE NAME
L	AN	0030	00141		MAA ASSOCIATED CITY NAME
L	AN	0014	00171		MAA LATITUDE (FORMATTED)
L	AN	0012	00185		MAA LATITUDE (SECONDS)
L	AN	0015	00197		MAA LONGITUDE (FORMATTED)
L	AN	0012	00212		MAA LONGITUDE (SECONDS)
L	AN	0004	00224		ASSOCIATED AIRPORT ID
L	AN	0050	00228		ASSOCIATED AIRPORT NAME
L	AN	0011	00278		ASSOCIATED AIRPORT SITE NUMBER
L	AN	0004	00289		NEAREST AIRPORT ID (ONLY APPLIES TO 
					SPACE LAUNCH ACTIVITY AREAS)
L	N	0006	00293		NEAREST AIRPORT DISTANCE IN NAUTICAL 
					MILES (ONLY APPLIES TO SPACE LAUNCH 
					ACTIVITY AREAS)
L	AN	0002	00299		NEAREST AIRPORT DIRECTION (ONLY 
					APPLIES TO SPACE LAUNCH ACTIVITY AREAS)
L	AN	0120	00301		MAA AREA NAME
L	AN	0008	00421		MAA MAXIMUM ALTITUDE ALLOWED
					EX.: 12500MSL, 2000AGL
L	AN	0008	00429		MAA MINIMUM ALTITUDE ALLOWED
					EX.: 12500MSL, 2000AGL
R	N	0005	00437		MAA AREA RADIUS, IN NAUTICAL MILES FROM
					CENTER POINT
L	AN	0003	00442		SHOW ON VFR CHART (YES/NO)
L	AN	0450	00445		MAA DESCRIPTION
L	AN	0008	00895		MAA USE
L	AN	0017	00903		BLANKS


***********************************************************************

MAA2 RECORD TYPE  POLYGON COORDINATES

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA2: POLYGON COORDINATES
L	AN	0006	00005		MAA ID
L	AN	0014	00011		MAA LATITUDE (FORMATTED)
L	AN	0012	00025		MAA LATITUDE (SECONDS)
L	AN	0015	00037		MAA LONGITUDE (FORMATTED)
L	AN	0012	00052		MAA LONGITUDE (SECONDS)
L	AN	0856	00064		BLANKS

***********************************************************************

MAA3 RECORD TYPE  TIMES OF USE

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA3: TIMES OF USE
L	AN	0006	00005		MAA ID
L	AN	0075	00011		TIMES OF USE DESCRIPTION
L	AN	0834	00086		BLANKS

***********************************************************************

MAA4 RECORD TYPE  USER GROUP

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA4: USER GROUP
L	AN	0006	00005		MAA ID
L	AN	0075	00011		MAA USER GROUP NAME
L	AN	0834	00086		BLANKS

***********************************************************************

MAA5 RECORD TYPE  CONTACT FACILITY DATA

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA5: CONTACT FACILITY DATA
L	AN	0006	00005		MAA ID
L	AN	0004	00011		CONTACT FACILITY ID
L	AN	0048	00015		CONTACT FACILITY NAME
					(TYPE OF FACILITY CONCATENATED TO NAME)
R	N	0007	00063		COMMERCIAL FREQUENCY
L	AN	0001	00070		COMMERCIAL CHART FLAG
R	N	0007	00071		MILITARY FREQUENCY
L	AN	0001	00078		MILITARY CHART FLAG
L	AN	0841	00079		BLANKS

***********************************************************************

MAA6 RECORD TYPE  CHECK FOR NOTAMS

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA6: CHECK FOR NOTAMS
L	AN	0006	00005		MAA ID
L	AN	0004	00011		CHECK FOR NOTAMS (ONLY APPLIES TO SPACE 
					LAUNCH ACTIVITY AREAS)
L	AN	0905	00015		BLANKS

***********************************************************************

MAA7 RECORD TYPE  BASE REMARKS TEXT

***********************************************************************

L	AN	0004	00001		RECORD TYPE INDICATOR.
					MAA7: BASE REMARKS TEXT
L	AN	0006	00005		MAA ID
L	AN	0300	00011		ADDITIONAL REMARKS
L	AN	0609	00311		BLANKS

***********************************************************************
