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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>
03 Jun 1997 13:37:04 yearsecs  13268224
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -63.14  233.04  -50.22  150.04
    1.00  -63.45  248.04  -52.40  160.68
    2.00  -63.91  263.04  -55.07  171.35
    3.00  -64.38  278.04  -58.07  182.12
    4.00  -63.98  293.04  -60.72  194.09
    5.00  -65.16  308.04  -65.22  204.63
    6.00  -65.36  323.04  -69.15  217.78
    7.00  -64.99  338.04  -72.56  234.98
    8.00  -65.25  353.04  -76.15  256.52
    9.00  -65.38    8.04  -78.39  287.25
   10.00  -65.11   23.04  -77.62  323.25
   11.00  -65.05   38.04  -74.58  352.03
   12.00  -65.21   53.04  -70.76   12.69
   13.00  -65.59   68.04  -67.13   29.18
   14.00  -66.20   83.04  -63.95   43.83
   15.00  -67.06   98.04  -61.30   57.41
   16.00  -68.15  113.04  -59.31   69.94
   17.00  -68.96  128.04  -57.62   80.92
   18.00  -68.77  143.04  -55.57   90.40
   19.00  -69.12  158.04  -54.63  100.18
   20.00  -67.65  173.04  -52.31  109.24
   21.00  -66.35  188.04  -50.67  118.86
   22.00  -65.02  203.04  -49.63  128.85
   23.00  -63.73  218.04  -49.31  139.30
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.08  233.04  -56.66  146.90
    1.00  -71.44  248.04  -59.61  155.23
    2.00  -72.60  263.04  -62.69  163.09
    3.00  -74.03  278.04  -66.30  169.69
    4.00  -76.94  293.04  -71.11  171.18
    5.00  -78.02  308.04  -74.53  174.01
    6.00  -77.43  323.04  -77.33  181.58
    7.00  -76.98  338.04  -80.52  188.70
    8.00  -77.76  353.04  -83.99  183.19
    9.00  -77.36    8.04  -87.35  171.09
   10.00  -77.39   23.04  -87.53   82.18
   11.00  -77.14   38.04  -84.14   59.42
   12.00  -76.72   53.04  -80.27   57.99
   13.00  -76.46   68.04  -76.43   62.37
   14.00  -76.54   83.04  -72.99   69.26
   15.00  -76.00   98.04  -69.46   74.78
   16.00  -75.74  113.04  -66.50   81.59
   17.00  -73.96  128.04  -62.56   86.63
   18.00  -73.77  143.04  -60.58   94.63
   19.00  -74.28  158.04  -59.82  103.28
   20.00  -73.75  173.04  -58.46  111.30
   21.00  -71.69  188.04  -56.03  119.44
   22.00  -70.90  203.04  -55.41  128.36
   23.00  -70.12  218.04  -55.41  137.61
</PRE>


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