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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>
09 Oct 1997 18:00:28 yearsecs  24343228
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.19  158.01  -47.57   96.89
    1.00  -62.75  173.01  -47.36  107.86
    2.00  -63.31  188.01  -47.64  118.53
    3.00  -63.87  203.01  -48.50  128.91
    4.00  -63.46  218.01  -49.05  139.34
    5.00  -64.73  233.01  -51.70  149.37
    6.00  -65.22  248.01  -54.01  159.61
    7.00  -65.23  263.01  -56.24  170.29
    8.00  -65.90  278.01  -59.41  180.55
    9.00  -65.26  293.01  -61.85  192.50
   10.00  -64.89  308.01  -64.97  205.01
   11.00  -64.66  323.01  -68.52  218.97
   12.00  -64.69  338.01  -72.29  235.52
   13.00  -64.95  353.01  -75.85  257.07
   14.00  -65.43    8.01  -78.44  287.12
   15.00  -66.14   23.01  -78.81  323.88
   16.00  -67.07   38.01  -76.91  355.86
   17.00  -68.23   53.01  -74.11   19.55
   18.00  -68.25   68.01  -69.98   34.84
   19.00  -67.56   83.01  -65.38   46.32
   20.00  -66.19   98.01  -60.42   56.08
   21.00  -65.09  113.01  -56.18   66.25
   22.00  -63.84  128.01  -52.37   76.21
   23.00  -62.66  143.01  -49.30   86.28
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -71.34  158.01  -56.86  101.40
    1.00  -72.43  173.01  -57.13  110.79
    2.00  -73.41  188.01  -57.76  119.62
    3.00  -74.40  203.01  -58.91  127.93
    4.00  -77.00  218.01  -62.11  134.98
    5.00  -78.03  233.01  -64.10  141.53
    6.00  -77.50  248.01  -65.01  149.18
    7.00  -76.83  263.01  -66.26  157.31
    8.00  -77.74  278.01  -69.14  162.61
    9.00  -77.47  293.01  -71.45  169.76
   10.00  -77.47  308.01  -74.26  175.91
   11.00  -77.23  323.01  -77.25  182.47
   12.00  -76.90  338.01  -80.50  189.23
   13.00  -76.76  353.01  -84.03  193.44
   14.00  -76.88    8.01  -87.60  181.25
   15.00  -76.46   23.01  -88.03   59.48
   16.00  -76.32   38.01  -84.10   50.45
   17.00  -74.81   53.01  -79.48   46.31
   18.00  -74.59   68.01  -75.36   54.51
   19.00  -75.30   83.01  -72.17   65.30
   20.00  -74.73   98.01  -68.45   71.75
   21.00  -72.83  113.01  -63.86   76.55
   22.00  -72.18  128.01  -60.84   84.42
   23.00  -71.36  143.01  -58.18   92.44
</PRE>


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