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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 Jul 1997 14:44:36 yearsecs  16382676
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.81  219.45  -48.55  140.51
    1.00  -63.45  234.45  -50.68  150.92
    2.00  -64.11  249.45  -53.20  161.31
    3.00  -64.77  264.45  -56.06  171.70
    4.00  -64.56  279.45  -58.49  183.01
    5.00  -65.97  294.45  -62.79  192.68
    6.00  -66.63  309.45  -66.84  203.48
    7.00  -66.92  324.45  -70.85  216.17
    8.00  -67.71  339.45  -75.30  230.60
    9.00  -66.83  354.45  -77.94  255.51
   10.00  -66.16    9.45  -79.31  289.75
   11.00  -65.77   24.45  -78.19  326.90
   12.00  -65.64   39.45  -74.92  355.28
   13.00  -65.76   54.45  -71.01   15.40
   14.00  -66.12   69.45  -67.34   31.54
   15.00  -66.71   84.45  -64.14   45.92
   16.00  -67.53   99.45  -61.47   59.22
   17.00  -66.73  114.45  -57.60   69.20
   18.00  -66.01  129.45  -54.41   79.09
   19.00  -66.40  144.45  -53.02   89.65
   20.00  -65.01  159.45  -50.36   99.12
   21.00  -63.45  174.45  -48.03  109.05
   22.00  -63.12  189.45  -47.45  119.51
   23.00  -62.59  204.45  -47.32  130.00
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -67.96  219.45  -53.45  139.14
    1.00  -69.64  234.45  -56.40  148.01
    2.00  -71.09  249.45  -59.48  156.38
    3.00  -72.51  264.45  -62.83  164.03
    4.00  -75.69  279.45  -67.84  167.46
    5.00  -77.00  294.45  -71.41  171.64
    6.00  -76.56  309.45  -74.07  179.61
    7.00  -76.02  324.45  -77.07  188.42
    8.00  -76.97  339.45  -80.84  189.18
    9.00  -76.68  354.45  -84.38  194.33
   10.00  -76.57    9.45  -88.07  185.71
   11.00  -76.20   24.45  -87.72   49.51
   12.00  -75.61   39.45  -83.55   43.78
   13.00  -75.23   54.45  -79.31   49.57
   14.00  -75.15   69.45  -75.35   57.54
   15.00  -74.40   84.45  -71.18   63.42
   16.00  -73.93   99.45  -67.47   70.76
   17.00  -71.73  114.45  -62.56   75.73
   18.00  -71.01  129.45  -59.48   83.95
   19.00  -71.40  144.45  -58.08   93.34
   20.00  -70.01  159.45  -55.42  101.53
   21.00  -68.45  174.45  -53.06  110.39
   22.00  -68.12  189.45  -52.44  119.94
   23.00  -67.59  204.45  -52.20  129.57
</PRE>


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