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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>
07 Jan 1997 11:17:21 yearsecs    559041
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -61.71  259.32  -52.47  170.12
    1.00  -62.30  274.32  -55.52  181.19
    2.00  -62.89  289.32  -58.95  192.38
    3.00  -63.47  304.32  -62.82  203.88
    4.00  -62.95  319.32  -66.04  218.05
    5.00  -64.16  334.32  -70.91  232.01
    6.00  -64.78  349.32  -74.94  251.29
    7.00  -64.93    4.32  -77.58  279.35
    8.00  -65.56   19.32  -78.52  314.75
    9.00  -64.92   34.32  -75.32  345.62
   10.00  -64.50   49.32  -70.95    6.92
   11.00  -64.31   64.32  -66.64   23.16
   12.00  -64.35   79.32  -62.83   37.38
   13.00  -64.61   94.32  -59.57   50.76
   14.00  -65.09  109.32  -56.89   63.44
   15.00  -65.80  124.32  -54.95   75.29
   16.00  -66.73  139.32  -53.89   86.43
   17.00  -66.94  154.32  -52.69   96.59
   18.00  -66.61  169.32  -51.42  106.45
   19.00  -67.22  184.32  -51.57  116.52
   20.00  -65.80  199.32  -50.27  126.32
   21.00  -64.12  214.32  -49.39  136.65
   22.00  -63.29  229.32  -49.95  147.34
   23.00  -62.01  244.32  -50.56  158.73
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.92  259.32  -57.17  166.31
    1.00  -67.94  274.32  -60.53  175.70
    2.00  -68.94  289.32  -64.26  184.78
    3.00  -69.90  304.32  -68.34  193.65
    4.00  -72.83  319.32  -74.06  197.02
    5.00  -73.72  334.32  -78.30  204.34
    6.00  -73.60  349.32  -82.07  218.10
    7.00  -73.01    4.32  -85.43  249.41
    8.00  -74.27   19.32  -88.09  335.83
    9.00  -74.21   34.32  -84.38   25.06
   10.00  -74.33   49.32  -80.24   40.92
   11.00  -74.19   64.32  -76.07   50.64
   12.00  -73.90   79.32  -72.02   58.93
   13.00  -73.86   94.32  -68.50   67.68
   14.00  -74.03  109.32  -65.63   76.49
   15.00  -73.60  124.32  -62.75   84.11
   16.00  -73.52  139.32  -60.73   92.33
   17.00  -71.94  154.32  -57.74   99.59
   18.00  -71.61  169.32  -56.46  108.30
   19.00  -72.25  184.32  -56.63  117.33
   20.00  -71.45  199.32  -55.86  126.10
   21.00  -69.12  214.32  -54.20  135.58
   22.00  -68.29  229.32  -54.62  145.40
   23.00  -67.01  244.32  -55.15  155.98
</PRE>


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