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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>
21 Jun 1997 01:18:46 yearsecs  14779126
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.61   49.93  -67.19    3.24
    1.00  -62.80   64.93  -64.65   21.23
    2.00  -63.51   79.93  -61.72   36.59
    3.00  -67.92   94.93  -62.88   56.41
    4.00  -67.55  109.93  -59.30   66.97
    5.00  -68.24  124.93  -57.36   78.13
    6.00  -68.24  139.93  -55.37   87.99
    7.00  -68.77  154.93  -54.50   98.00
    8.00  -69.29  169.93  -54.10  107.79
    9.00  -69.59  184.93  -53.94  117.27
   10.00  -69.31  199.93  -53.75  126.58
   11.00  -69.03  214.93  -54.16  135.98
   12.00  -69.00  229.93  -55.34  145.47
   13.00  -69.19  244.93  -57.20  154.97
   14.00  -69.63  259.93  -59.65  164.33
   15.00  -70.29  274.93  -62.66  173.31
   16.00  -70.93  289.93  -66.04  182.06
   17.00  -71.04  304.93  -69.37  191.78
   18.00  -71.17  319.93  -73.06  202.23
   19.00  -70.51  334.93  -76.37  217.26
   20.00  -69.70  349.93  -79.49  238.91
   21.00  -68.93    4.93  -81.78  272.78
   22.00  -65.72   19.93  -78.66  316.26
   23.00  -63.42   34.93  -73.39  344.72
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.61   49.93  -73.22   11.87
    1.00  -67.80   64.93  -70.35   30.89
    2.00  -68.51   79.93  -67.11   45.71
    3.00  -75.14   94.93  -69.42   71.09
    4.00  -77.28  109.93  -68.31   83.23
    5.00  -77.41  124.93  -66.19   90.18
    6.00  -77.26  139.93  -64.30   96.88
    7.00  -76.58  154.93  -62.33  103.41
    8.00  -76.73  169.93  -61.61  110.99
    9.00  -76.80  184.93  -61.25  118.53
   10.00  -76.59  199.93  -61.05  126.06
   11.00  -76.72  214.93  -61.68  133.57
   12.00  -77.08  229.93  -62.96  140.82
   13.00  -76.91  244.93  -64.16  148.36
   14.00  -76.74  259.93  -65.78  155.95
   15.00  -76.57  274.93  -67.79  163.54
   16.00  -76.40  289.93  -70.19  171.09
   17.00  -76.19  304.93  -72.94  178.72
   18.00  -77.35  319.93  -76.64  180.86
   19.00  -77.57  334.93  -79.95  184.32
   20.00  -76.55  349.93  -83.26  195.07
   21.00  -74.28    4.93  -86.45  236.20
   22.00  -70.72   19.93  -84.26  320.34
   23.00  -68.42   34.93  -79.13  353.77
</PRE>


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