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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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<BODY BGCOLOR="#FFFFFF">



<H2>Current OVATION Boundary Information</H2><BR>
<PRE>
12 Mar 1997 13:32:03 yearsecs   6096723
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -62.12  231.32  -49.07  149.19
    1.00  -62.69  246.32  -51.46  159.85
    2.00  -63.26  261.32  -54.20  170.56
    3.00  -63.82  276.32  -57.26  181.37
    4.00  -63.39  291.32  -59.82  193.41
    5.00  -64.65  306.32  -64.35  203.95
    6.00  -65.16  321.32  -68.53  216.47
    7.00  -65.19  336.32  -72.33  232.47
    8.00  -65.82  351.32  -76.35  252.40
    9.00  -65.22    6.32  -78.08  283.45
   10.00  -64.80   21.32  -77.47  319.22
   11.00  -64.61   36.32  -74.49  348.57
   12.00  -64.65   51.32  -70.58    9.61
   13.00  -64.90   66.32  -66.80   26.22
   14.00  -65.39   81.32  -63.49   40.92
   15.00  -66.09   96.32  -60.70   54.60
   16.00  -67.03  111.32  -58.50   67.30
   17.00  -67.47  126.32  -56.36   78.29
   18.00  -67.30  141.32  -54.25   88.19
   19.00  -67.52  156.32  -53.13   98.22
   20.00  -66.14  171.32  -50.86  107.64
   21.00  -65.04  186.32  -49.37  117.56
   22.00  -63.78  201.32  -48.35  127.75
   23.00  -62.60  216.32  -48.09  138.35
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -68.11  231.32  -54.66  146.77
    1.00  -69.24  246.32  -57.42  155.83
    2.00  -70.27  261.32  -60.42  164.59
    3.00  -71.31  276.32  -63.76  172.84
    4.00  -74.28  291.32  -68.93  176.59
    5.00  -75.40  306.32  -72.75  181.74
    6.00  -74.63  321.32  -75.64  192.28
    7.00  -74.20  336.32  -79.06  203.49
    8.00  -74.81  351.32  -83.16  211.04
    9.00  -74.68    6.32  -87.02  233.21
   10.00  -74.86   21.32  -88.20    2.45
   11.00  -74.76   36.32  -84.10   32.98
   12.00  -74.45   51.32  -79.76   43.13
   13.00  -74.39   66.32  -75.67   52.70
   14.00  -74.62   81.32  -72.07   62.28
   15.00  -74.21   96.32  -68.37   69.62
   16.00  -74.12  111.32  -65.35   77.75
   17.00  -72.47  126.32  -61.36   83.78
   18.00  -72.30  141.32  -59.30   92.28
   19.00  -73.18  156.32  -58.83  101.57
   20.00  -72.50  171.32  -57.28  109.83
   21.00  -70.21  186.32  -54.56  118.22
   22.00  -69.35  201.32  -53.83  127.44
   23.00  -68.24  216.32  -53.49  137.06
</PRE>


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