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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 01:35:38 yearsecs  13224938
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -56.76   45.30  -61.90  352.67
    1.00  -57.13   60.30  -58.28    9.16
    2.00  -57.49   75.30  -55.16   24.09
    3.00  -57.86   90.30  -52.51   38.47
    4.00  -58.21  105.30  -50.10   52.50
    5.00  -58.99  120.30  -48.39   66.18
    6.00  -60.96  135.30  -48.37   79.51
    7.00  -62.28  150.30  -48.24   91.36
    8.00  -62.28  165.30  -47.24  102.20
    9.00  -61.64  180.30  -46.04  112.84
   10.00  -61.23  195.30  -45.65  123.55
   11.00  -61.04  210.30  -46.14  134.32
   12.00  -61.07  225.30  -47.43  145.17
   13.00  -61.33  240.30  -49.39  156.09
   14.00  -61.81  255.30  -51.94  167.02
   15.00  -62.51  270.30  -55.02  177.91
   16.00  -63.45  285.30  -58.63  188.63
   17.00  -64.60  300.30  -62.89  199.09
   18.00  -64.84  315.30  -66.73  211.43
   19.00  -63.45  330.30  -69.26  228.62
   20.00  -61.78  345.30  -71.18  250.22
   21.00  -60.58    0.30  -72.56  276.44
   22.00  -58.75   15.30  -70.98  306.75
   23.00  -57.66   30.30  -67.20  333.11
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -70.47   45.30  -78.46   17.33
    1.00  -71.39   60.30  -75.06   36.85
    2.00  -72.27   75.30  -71.75   51.45
    3.00  -72.72   90.30  -68.45   62.60
    4.00  -73.46  105.30  -65.88   73.17
    5.00  -74.62  120.30  -64.31   83.41
    6.00  -75.09  135.30  -62.72   91.91
    7.00  -74.12  150.30  -60.25   98.93
    8.00  -74.15  165.30  -59.23  107.18
    9.00  -74.54  180.30  -59.03  115.57
   10.00  -74.05  195.30  -58.42  123.73
   11.00  -73.73  210.30  -58.49  132.08
   12.00  -73.54  225.30  -59.22  140.53
   13.00  -73.38  240.30  -60.46  149.12
   14.00  -73.42  255.30  -62.31  157.66
   15.00  -73.26  270.30  -64.38  166.49
   16.00  -73.63  285.30  -67.29  174.48
   17.00  -73.86  300.30  -70.44  182.55
   18.00  -73.45  315.30  -73.51  192.56
   19.00  -72.45  330.30  -76.53  206.33
   20.00  -72.08  345.30  -80.12  222.20
   21.00  -71.24    0.30  -83.13  251.51
   22.00  -71.33   15.30  -85.13  302.23
   23.00  -70.36   30.30  -82.21  350.45
</PRE>


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