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<HEAD>

    <TITLE>JHU/APL Auroral Oval Boundary</TITLE>

    <META NAME="Copyright" CONTENT="Copyright 2000 Johns Hopkins University Applied Physics Laboratory"/>

    <META NAME="Date" CONTENT="21 February 2000"/>

    <META NAME="Author" CONTENT="J. P. Skura"/>


  

  

    

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<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
26 Mar 1997 19:10:23 yearsecs   7326623
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.30  144.10  -48.82   86.86
    1.00  -62.85  159.10  -48.18   97.95
    2.00  -63.41  174.10  -48.00  108.80
    3.00  -63.96  189.10  -48.29  119.34
    4.00  -63.58  204.10  -48.27  129.68
    5.00  -64.86  219.10  -50.47  139.76
    6.00  -65.32  234.10  -52.37  149.87
    7.00  -65.30  249.10  -54.24  160.33
    8.00  -65.98  264.10  -57.08  170.45
    9.00  -65.34  279.10  -59.12  181.93
   10.00  -64.96  294.10  -61.82  193.72
   11.00  -64.74  309.10  -65.10  206.16
   12.00  -64.77  324.10  -68.90  219.85
   13.00  -65.03  339.10  -72.86  236.24
   14.00  -65.51  354.10  -76.60  257.86
   15.00  -66.22    9.10  -79.36  288.80
   16.00  -67.15   24.10  -79.81  327.46
   17.00  -68.31   39.10  -77.98    0.79
   18.00  -68.33   54.10  -73.91   21.07
   19.00  -67.64   69.10  -69.07   34.44
   20.00  -66.28   84.10  -63.77   44.86
   21.00  -65.18   99.10  -59.12   55.49
   22.00  -63.94  114.10  -54.78   65.84
   23.00  -62.76  129.10  -51.08   76.15
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.46  144.10  -59.17   94.03
    1.00  -73.52  159.10  -58.98  103.36
    2.00  -74.47  174.10  -59.16  112.16
    3.00  -75.44  189.10  -59.82  120.45
    4.00  -77.93  204.10  -62.50  127.91
    5.00  -78.91  219.10  -64.05  134.50
    6.00  -78.41  234.10  -64.54  141.70
    7.00  -77.81  249.10  -65.40  149.31
    8.00  -78.70  264.10  -67.91  154.69
    9.00  -78.46  279.10  -69.82  161.49
   10.00  -78.49  294.10  -72.26  167.33
   11.00  -78.29  309.10  -74.86  173.38
   12.00  -78.01  324.10  -77.74  179.18
   13.00  -77.86  339.10  -80.91  183.23
   14.00  -77.95  354.10  -84.19  180.88
   15.00  -77.53    9.10  -87.43  164.44
   16.00  -77.36   24.10  -87.34   78.19
   17.00  -75.91   39.10  -83.73   46.64
   18.00  -75.68   54.10  -79.61   52.01
   19.00  -76.33   69.10  -76.11   62.28
   20.00  -75.77   84.10  -72.25   67.31
   21.00  -73.94   99.10  -67.56   70.59
   22.00  -73.28  114.10  -64.09   77.90
   23.00  -72.49  129.10  -60.99   85.42
</PRE>


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