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    <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>
23 Jun 1997 11:14:13 yearsecs  14987653
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.85  264.70  -49.75  176.79
    1.00  -59.19  279.70  -53.67  188.04
    2.00  -60.42  294.70  -57.82  199.34
    3.00  -64.58  309.70  -65.11  206.90
    4.00  -65.57  324.70  -69.76  219.02
    5.00  -66.63  339.70  -74.43  233.57
    6.00  -66.70  354.70  -77.86  256.30
    7.00  -66.70    9.70  -79.91  289.72
    8.00  -67.39   24.70  -80.00  329.22
    9.00  -66.95   39.70  -76.34  358.33
   10.00  -66.53   54.70  -71.81   17.33
   11.00  -66.34   69.70  -67.51   32.21
   12.00  -66.36   84.70  -63.71   45.52
   13.00  -66.62   99.70  -60.49   58.03
   14.00  -67.10  114.70  -57.93   69.82
   15.00  -67.80  129.70  -56.21   80.88
   16.00  -68.13  144.70  -54.76   91.00
   17.00  -67.13  159.70  -52.50  100.26
   18.00  -67.16  174.70  -51.76  110.19
   19.00  -67.04  189.70  -51.36  120.01
   20.00  -65.68  204.70  -50.35  129.91
   21.00  -62.76  219.70  -48.52  140.69
   22.00  -60.53  234.70  -47.94  152.27
   23.00  -58.62  249.70  -48.11  164.50
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.85  264.70  -54.37  173.39
    1.00  -64.19  279.70  -58.22  183.56
    2.00  -65.42  294.70  -62.36  193.59
    3.00  -69.58  309.70  -69.35  198.21
    4.00  -72.98  324.70  -75.46  200.27
    5.00  -73.36  339.70  -79.46  210.30
    6.00  -72.86  354.70  -83.02  230.23
    7.00  -72.22    9.70  -85.69  275.02
    8.00  -73.37   24.70  -86.27  353.15
    9.00  -73.13   39.70  -82.20   23.51
   10.00  -73.55   54.70  -78.27   40.94
   11.00  -73.33   69.70  -74.04   50.92
   12.00  -73.33   84.70  -70.27   60.61
   13.00  -73.12   99.70  -66.72   69.24
   14.00  -73.30  114.70  -64.01   78.28
   15.00  -72.92  129.70  -61.33   86.27
   16.00  -73.13  144.70  -59.79   94.97
   17.00  -72.13  159.70  -57.54  102.86
   18.00  -72.16  174.70  -56.80  111.68
   19.00  -72.04  189.70  -56.37  120.45
   20.00  -70.68  204.70  -55.25  129.38
   21.00  -67.76  219.70  -53.27  139.36
   22.00  -65.53  234.70  -52.63  150.19
   23.00  -63.62  249.70  -52.79  161.78
</PRE>


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