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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>
13 Mar 1997 13:19:51 yearsecs   6182391
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.49  234.24  -49.75  151.16
    1.00  -63.03  249.24  -52.18  161.79
    2.00  -63.58  264.24  -54.96  172.49
    3.00  -64.12  279.24  -58.06  183.29
    4.00  -63.78  294.24  -60.80  195.28
    5.00  -65.08  309.24  -65.44  205.77
    6.00  -65.49  324.24  -69.57  218.72
    7.00  -65.42  339.24  -73.24  235.64
    8.00  -66.01  354.24  -77.11  257.06
    9.00  -65.47    9.24  -78.56  290.00
   10.00  -65.06   24.24  -77.40  325.88
   11.00  -64.87   39.24  -74.07  353.63
   12.00  -64.91   54.24  -70.08   13.50
   13.00  -65.16   69.24  -66.33   29.52
   14.00  -65.65   84.24  -63.06   43.89
   15.00  -66.36   99.24  -60.32   57.29
   16.00  -67.29  114.24  -58.21   69.72
   17.00  -68.44  129.24  -56.93   81.19
   18.00  -68.48  144.24  -55.15   90.95
   19.00  -67.78  159.24  -53.19  100.27
   20.00  -66.43  174.24  -51.04  109.69
   21.00  -65.33  189.24  -49.65  119.56
   22.00  -64.13  204.24  -48.81  129.73
   23.00  -62.94  219.24  -48.65  140.33
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.37  234.24  -57.06  147.48
    1.00  -71.54  249.24  -59.85  155.88
    2.00  -72.55  264.24  -62.83  163.86
    3.00  -73.60  279.24  -66.16  171.10
    4.00  -76.41  294.24  -70.98  173.11
    5.00  -77.45  309.24  -74.49  176.47
    6.00  -76.75  324.24  -77.33  185.09
    7.00  -76.12  339.24  -80.57  194.56
    8.00  -77.11  354.24  -84.33  189.76
    9.00  -76.87    9.24  -87.88  178.12
   10.00  -76.98   24.24  -87.53   69.82
   11.00  -76.85   39.24  -83.83   56.21
   12.00  -76.50   54.24  -79.89   57.04
   13.00  -76.37   69.24  -76.09   62.51
   14.00  -76.56   84.24  -72.73   69.87
   15.00  -76.15   99.24  -69.33   75.71
   16.00  -76.01  114.24  -66.53   82.67
   17.00  -74.40  129.24  -62.82   87.85
   18.00  -74.18  144.24  -60.87   95.68
   19.00  -74.97  159.24  -60.43  104.40
   20.00  -74.32  174.24  -59.00  112.18
   21.00  -72.21  189.24  -56.55  120.19
   22.00  -71.40  204.24  -55.95  129.02
   23.00  -70.50  219.24  -55.86  138.23
</PRE>


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