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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>
21 Mar 1997 13:25:27 yearsecs   6873927
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.35  233.20  -48.55  150.85
    1.00  -61.96  248.20  -51.05  161.63
    2.00  -62.57  263.20  -53.88  172.47
    3.00  -63.18  278.20  -57.03  183.40
    4.00  -62.56  293.20  -59.47  195.84
    5.00  -63.74  308.20  -63.99  206.82
    6.00  -64.45  323.20  -68.38  219.51
    7.00  -64.69  338.20  -72.33  235.76
    8.00  -65.26  353.20  -76.19  256.79
    9.00  -64.66    8.20  -77.62  288.43
   10.00  -64.24   23.20  -76.60  323.14
   11.00  -64.05   38.20  -73.36  350.78
   12.00  -64.09   53.20  -69.39   10.84
   13.00  -64.35   68.20  -65.66   27.04
   14.00  -64.83   83.20  -62.42   41.62
   15.00  -65.54   98.20  -59.69   55.28
   16.00  -66.47  113.20  -57.57   68.00
   17.00  -67.62  128.20  -56.24   79.72
   18.00  -67.63  143.20  -54.39   89.67
   19.00  -66.96  158.20  -52.43   99.18
   20.00  -65.51  173.20  -50.15  108.74
   21.00  -64.41  188.20  -48.73  118.77
   22.00  -63.05  203.20  -47.71  129.09
   23.00  -61.87  218.20  -47.55  139.84
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -73.83  233.20  -60.16  144.80
    1.00  -74.71  248.20  -62.55  152.35
    2.00  -75.62  263.20  -65.28  159.22
    3.00  -76.48  278.20  -68.23  165.31
    4.00  -78.56  293.20  -72.14  166.80
    5.00  -79.55  308.20  -75.22  168.30
    6.00  -79.34  323.20  -77.89  172.48
    7.00  -78.75  338.20  -80.77  177.20
    8.00  -79.32  353.20  -83.58  168.21
    9.00  -79.13    8.20  -85.98  148.06
   10.00  -79.00   23.20  -86.14  101.86
   11.00  -78.72   38.20  -83.79   75.62
   12.00  -78.37   53.20  -80.53   69.00
   13.00  -78.20   68.20  -77.12   70.53
   14.00  -78.15   83.20  -73.90   74.95
   15.00  -77.70   98.20  -70.69   79.24
   16.00  -77.52  113.20  -67.98   85.18
   17.00  -76.27  128.20  -64.72   89.91
   18.00  -76.04  143.20  -62.80   97.04
   19.00  -76.61  158.20  -62.14  105.06
   20.00  -76.17  173.20  -60.91  112.38
   21.00  -74.69  188.20  -59.07  119.89
   22.00  -74.35  203.20  -58.86  128.04
   23.00  -73.60  218.20  -58.79  136.52
</PRE>


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