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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 Jun 1997 00:21:17 yearsecs  13738877
 
             Equatorward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -57.14   62.70  -57.68   11.56
    1.00  -57.40   77.70  -54.51   26.24
    2.00  -57.64   92.70  -51.77   40.44
    3.00  -57.85  107.70  -49.26   54.29
    4.00  -58.04  122.70  -46.98   67.42
    5.00  -58.61  137.70  -45.61   79.89
    6.00  -60.34  152.70  -46.04   92.19
    7.00  -61.67  167.70  -46.50  103.74
    8.00  -60.93  182.70  -45.28  114.46
    9.00  -60.76  197.70  -45.25  125.27
   10.00  -60.66  212.70  -45.95  136.11
   11.00  -60.72  227.70  -47.34  147.04
   12.00  -60.95  242.70  -49.35  158.05
   13.00  -61.36  257.70  -51.89  169.12
   14.00  -61.96  272.70  -54.94  180.21
   15.00  -62.77  287.70  -58.50  191.23
   16.00  -63.77  302.70  -62.70  202.15
   17.00  -64.98  317.70  -67.46  213.38
   18.00  -65.27  332.70  -71.50  228.09
   19.00  -63.95  347.70  -73.80  250.31
   20.00  -62.36    2.70  -74.70  279.19
   21.00  -61.13   17.70  -73.57  311.10
   22.00  -59.26   32.70  -68.71  337.64
   23.00  -58.12   47.70  -63.13  356.68
 
              Poleward Boundary
     MLT    MLAT   MLONG    GLAT   GLONG
    0.00  -69.96   62.70  -73.11   34.46
    1.00  -70.85   77.70  -69.91   49.37
    2.00  -71.69   92.70  -66.99   61.90
    3.00  -72.09  107.70  -64.16   72.17
    4.00  -72.78  122.70  -62.20   82.09
    5.00  -74.04  137.70  -61.43   91.99
    6.00  -74.27  152.70  -60.20  100.36
    7.00  -73.09  167.70  -58.04  108.00
    8.00  -73.20  182.70  -57.63  116.59
    9.00  -73.72  197.70  -58.11  125.07
   10.00  -73.29  212.70  -58.17  133.54
   11.00  -73.03  227.70  -58.93  142.16
   12.00  -72.91  242.70  -60.30  150.87
   13.00  -72.82  257.70  -62.11  159.70
   14.00  -72.91  272.70  -64.48  168.38
   15.00  -72.81  287.70  -67.10  177.40
   16.00  -73.25  302.70  -70.52  185.42
   17.00  -73.53  317.70  -74.13  193.81
   18.00  -73.17  332.70  -77.58  205.45
   19.00  -72.22  347.70  -80.82  224.39
   20.00  -71.81    2.70  -84.11  254.18
   21.00  -70.92   17.70  -84.62  312.09
   22.00  -70.95   32.70  -82.24  358.50
   23.00  -69.92   47.70  -77.27   18.38
</PRE>


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