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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>
04 May 1997 16:17:54 yearsecs  10685874
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -66.30  189.93  -50.62  120.11
    1.00  -66.21  204.93  -50.88  130.02
    2.00  -66.99  219.93  -52.56  139.74
    3.00  -67.76  234.93  -54.72  149.30
    4.00  -67.32  249.93  -56.17  159.57
    5.00  -67.93  264.93  -58.93  169.28
    6.00  -67.78  279.93  -61.41  179.80
    7.00  -67.97  294.93  -64.62  190.20
    8.00  -68.91  309.93  -68.87  199.73
    9.00  -69.05  324.93  -72.72  211.86
   10.00  -68.97  339.93  -76.46  227.66
   11.00  -68.78  354.93  -79.84  250.82
   12.00  -68.82    9.93  -82.19  287.16
   13.00  -69.07   24.93  -81.84  332.69
   14.00  -69.56   39.93  -79.05    6.10
   15.00  -70.26   54.93  -75.56   27.81
   16.00  -70.97   69.93  -72.05   43.62
   17.00  -71.20   84.93  -68.40   55.49
   18.00  -71.31   99.93  -65.04   65.90
   19.00  -70.70  114.93  -61.48   74.57
   20.00  -69.86  129.93  -58.26   83.04
   21.00  -69.05  144.93  -55.67   91.82
   22.00  -68.38  159.93  -53.75  101.01
   23.00  -67.47  174.93  -52.05  110.43
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -72.21  189.93  -56.55  120.60
    1.00  -73.28  204.93  -57.84  129.16
    2.00  -74.05  219.93  -59.33  137.31
    3.00  -79.01  234.93  -65.17  141.52
    4.00  -80.80  249.93  -68.08  145.41
    5.00  -81.18  264.93  -69.91  150.10
    6.00  -80.56  279.93  -71.34  156.59
    7.00  -79.69  294.93  -73.05  163.97
    8.00  -79.80  309.93  -75.61  167.74
    9.00  -79.77  324.93  -78.28  170.49
   10.00  -79.64  339.93  -81.06  171.08
   11.00  -79.62  354.93  -83.74  164.30
   12.00  -79.82    9.93  -85.46  139.42
   13.00  -79.63   24.93  -85.38  102.34
   14.00  -79.47   39.93  -83.17   81.12
   15.00  -79.27   54.93  -80.19   74.92
   16.00  -79.13   69.93  -77.04   75.41
   17.00  -78.93   84.93  -73.96   78.33
   18.00  -79.84   99.93  -71.82   85.97
   19.00  -80.01  114.93  -69.71   91.38
   20.00  -79.23  129.93  -67.20   95.45
   21.00  -77.52  144.93  -64.07   99.53
   22.00  -74.97  159.93  -60.38  104.77
   23.00  -73.35  174.93  -57.99  112.22
</PRE>


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