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IAU Minor Planet Center

Minor Planet Center

MPEC 2003-M49 : 1997 AE12

The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.


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M.P.E.C. 2003-M49                                Issued 2003 June 26, 15:17 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   1997 AE12

                           Revision to MPEC 1997-B01

Additional Observations:
     J97A12E  C2003 06 25.36876 21 10 02.37 -21 00 18.3          18.3 R      699
     J97A12E  C2003 06 25.38386 21 10 03.74 -21 00 08.7                      699
     J97A12E  C2003 06 25.39892 21 10 04.98 -20 59 58.6                      699
     J97A12E  C2003 06 25.41396 21 10 06.31 -20 59 49.5                      699
     J97A12E  C2003 06 26.03368 21 11 03.99 -20 53 17.6                      246
     J97A12E  C2003 06 26.03450 21 11 04.00 -20 53 16.2                      246
     J97A12E  C2003 06 26.03537 21 11 04.12 -20 53 16.1                      246
     J97A12E  C2003 06 26.03637 21 11 04.24 -20 53 15.5                      246
     J97A12E  C2003 06 26.03725 21 11 04.30 -20 53 14.8                      246
     J97A12E  C2003 06 26.03928 21 11 04.38 -20 53 13.0                      246
     J97A12E  C2003 06 26.31564 21 11 30.55 -20 50 12.0          18.5 R      448
     J97A12E  C2003 06 26.31957 21 11 30.88 -20 50 09.4          18.5 R      448
     J97A12E  C2003 06 26.32534 21 11 31.38 -20 50 05.5          18.2 R      448
     J97A12E  C2003 06 26.43770 21 11 41.20 -20 48 53.3          18.1 R      926
     J97A12E  C2003 06 26.43980 21 11 41.39 -20 48 52.0          18.2 R      926
     J97A12E  C2003 06 26.44190 21 11 41.57 -20 48 51.2                      926

Observer details:
246 Klet Observatory-KLENOT.  Observers M. Tichy, M. Kocer.  1.06-m KLENOT
    Telescope + CCD.
448 Desert Moon Observatory.  Observer B. L. Stevens.  0.3-m
    Schmidt-Cassegrain + CCD.
699 Lowell Observatory-LONEOS.  Observer B. A. Skiff.  0.59-m LONEOS Schmidt
    + CCD.
926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  0.81-m
    f/7 Ritchey-Chretien + CCD.

Orbital elements:
1997 AE12
Epoch 2003 June 10.0 TT = JDT 2452800.5                 MPC
M 332.17534              (2000.0)            P               Q
n   0.27057840     Peri.   58.59208     +0.99354168     -0.09005299
a   2.3674127      Node   306.48557     +0.05033413     +0.89503360
e   0.5551641      Incl.    4.92547     +0.10169271     +0.43681268
P   3.64           H   17.8           G   0.15           U   4
Residuals in seconds of arc
970110 691  0.2-  0.4-    970116 691  0.5+  0.1+    030626 246  0.3+  0.1-
970110 691  0.5+  0.3-    970116 691  0.4+  0.4-    030626 246  1.1-  0.4+
970110 691  0.1-  0.1-    030625 699  0.1-  0.2-    030626 448  0.3+  0.2-
970111 691  0.2-  0.2-    030625 699  0.6+  0.1+    030626 448  0.1+  0.0
970111 691  0.1-  0.1+    030625 699  0.3-  0.8+    030626 448  0.0   0.2+
970111 691  0.0   0.9-    030625 699  0.0   0.5+    030626 926  0.3-  0.1+
970115 658  0.2-  0.8+    030626 246  0.4+  0.7-    030626 926  0.1-  0.0
970115 658  0.9-  1.1+    030626 246  0.5-  0.2+    030626 926  0.2-  0.6-
970115 658  0.2-  0.3+    030626 246  0.1+  0.3-
970116 691  0.3+  0.2-    030626 246  0.6+  0.3-

Ephemeris:
1997 AE12                a,e,i = 2.37, 0.56, 5                   q = 1.0531
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 06 20    21 01.76   -21 52.4    0.600    1.509   136.5    27.6    18.8
2003 06 30    21 17.23   -20 07.8    0.491    1.436   142.0    25.8    18.2
2003 07 10    21 33.39   -17 43.2    0.394    1.365   147.3    23.8    17.6
2003 07 20    21 51.53   -14 10.8    0.309    1.297   151.6    21.9    16.9
2003 07 30    22 13.82   -08 42.2    0.238    1.234   154.1    21.1    16.2

2003 08 04    22 27.70   -04 50.1    0.207    1.204   154.0    21.7    15.8
2003 08 09    22 44.43   +00 05.1    0.181    1.177   152.4    23.5    15.5
2003 08 14    23 05.07   +06 16.9    0.158    1.152   149.0    26.9    15.3
2003 08 19    23 30.87   +13 50.4    0.141    1.129   143.6    32.2    15.2
2003 08 24    00 03.22   +22 28.7    0.129    1.108   136.2    39.1    15.1
2003 08 29    00 43.18   +31 19.9    0.124    1.091   127.8    47.0    15.2
2003 09 03    01 30.46   +39 08.5    0.125    1.076   119.6    54.6    15.4
2003 09 08    02 22.29   +44 53.9    0.132    1.065   112.6    60.8    15.7
2003 09 13    03 13.64   +48 21.5    0.142    1.058   107.5    65.2    16.0
2003 09 18    03 59.65   +49 56.5    0.155    1.054   104.2    67.6    16.2
2003 09 23    04 37.79   +50 16.8    0.169    1.053   102.5    68.4    16.5
2003 09 28    05 07.89   +49 54.5    0.184    1.057   102.3    67.9    16.6
2003 10 03    05 30.94   +49 10.4    0.199    1.064   103.1    66.4    16.8

2003 10 08    05 48.19   +48 16.9    0.214    1.074   104.9    64.0    16.9
2003 10 18    06 09.15   +46 24.3    0.243    1.106   110.6    57.6    17.0
2003 10 28    06 15.88   +44 35.0    0.270    1.148   118.8    49.3    17.1
2003 11 07    06 11.53   +42 44.3    0.297    1.200   129.0    39.9    17.1
2003 11 17    05 59.23   +40 42.1    0.328    1.260   140.9    29.7    17.2
2003 11 27    05 42.67   +38 21.5    0.367    1.325   153.4    19.5    17.2
2003 12 07    05 26.20   +35 47.2    0.420    1.395   164.8    10.7    17.3
2003 12 17    05 13.16   +33 14.8    0.489    1.467   168.9     7.5    17.6
2003 12 27    05 05.04   +30 59.2    0.576    1.540   161.6    11.7    18.3
2004 01 06    05 02.10   +29 08.8    0.680    1.615   151.7    16.8    18.9
2004 01 16    05 03.64   +27 44.2    0.801    1.689   142.1    21.0    19.5
2004 01 26    05 08.83   +26 41.7    0.937    1.763   133.1    24.0    20.0
2004 02 05    05 16.93   +25 56.0    1.086    1.837   124.8    26.1    20.5
2004 02 15    05 27.22   +25 22.0    1.247    1.910   117.0    27.4    20.9
2004 02 25    05 39.19   +24 55.2    1.416    1.981   109.6    28.1    21.3
2004 03 06    05 52.45   +24 32.0    1.592    2.051   102.6    28.2    21.6
2004 03 16    06 06.63   +24 09.7    1.774    2.120    95.8    27.8    21.9

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-M49

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