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IAU Minor Planet Center

Minor Planet Center

MPEC 1999-F04: 1999 ED5

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M.P.E.C. 1999-F04                                Issued 1999 Mar. 17, 15:52 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.

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

                                   1999 ED5

Observations:
     J99E05D* C1999 03 13.44488 13 43 12.52 -08 44 10.1          19.8 V      691
     J99E05D  C1999 03 13.46612 13 43 11.97 -08 44 46.2          19.8 V      691
     J99E05D  C1999 03 13.48758 13 43 11.42 -08 45 22.5          19.8 V      691
     J99E05D  C1999 03 14.34447 13 42 54.17 -09 10 02.8                      711
     J99E05D  C1999 03 14.35063 13 42 54.01 -09 10 12.9                      711
     J99E05D  C1999 03 14.35620 13 42 53.83 -09 10 23.2                      711
     J99E05D  C1999 03 15.46595 13 42 25.37 -09 43 31.3                      691
     J99E05D  C1999 03 15.48460 13 42 24.75 -09 44 05.4                      691
     J99E05D  C1999 03 16.37463 13 41 59.25 -10 11 41.1          20.2 V      691
     J99E05D  C1999 03 16.38029 13 41 59.02 -10 11 51.4          20.0 V      691
     J99E05D  C1999 03 16.38631 13 41 58.81 -10 12 03.2          20.1 V      691

Observer details:
691 Steward Observatory, Kitt Peak.  Observers J. Montani, J. V. Scotti.
    0.9-m Spacewatch telescope.
711 McDonald Observatory.  Observer P. J. Shelus.  0.76-m reflector + CCD.

Orbital elements:
1999 ED5
Epoch 1999 Mar. 3.0 TT = JDT 2451240.5                  Williams
M 313.64500              (2000.0)            P               Q
n   0.42016885     Peri.  273.75459     +0.16191080     +0.98628014
a   1.7654421      Node     5.86486     -0.73315022     +0.14206435
e   0.4737648      Incl.   18.36404     -0.66051165     +0.08407860
P   2.35           H   19.7           G   0.15
From 11 observations 1999 Mar. 13-16.

Ephemeris:
1999 ED5                 a,e,i = 1.77, 0.47, 18                  q = 0.9290
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1999 03 13    13 43.35   -08 31.5    0.510    1.441   144.9    23.4    20.1
1999 03 18    13 41.03   -11 04.3    0.455    1.406   149.5    21.0    19.8
1999 03 23    13 36.72   -14 09.0    0.404    1.371   154.1    18.5    19.4
1999 03 28    13 29.91   -17 54.0    0.358    1.337   158.1    16.2    19.0
1999 04 02    13 19.87   -22 27.8    0.317    1.302   160.2    15.1    18.6
1999 04 07    13 05.55   -27 57.0    0.282    1.267   158.6    16.7    18.4
1999 04 12    12 45.38   -34 21.4    0.254    1.233   152.9    21.7    18.2
1999 04 17    12 17.19   -41 26.2    0.233    1.200   144.0    29.4    18.2
1999 04 22    11 38.15   -48 35.2    0.220    1.167   133.4    38.7    18.3
1999 04 27    10 45.56   -54 51.7    0.214    1.135   122.2    48.6    18.5
1999 05 02    09 39.58   -59 13.6    0.216    1.104   111.2    58.3    18.7
1999 05 07    08 27.29   -61 04.7    0.223    1.075   101.3    67.0    19.0
1999 05 12    07 20.27   -60 38.3    0.234    1.048    92.7    74.4    19.2
1999 05 17    06 25.65   -58 40.6    0.248    1.022    85.5    80.5    19.5
1999 05 22    05 43.60   -55 54.8    0.263    0.999    79.7    85.3    19.8
1999 05 27    05 11.46   -52 46.0    0.279    0.979    75.0    89.0    20.0
1999 06 01    04 46.66   -49 25.9    0.296    0.962    71.5    91.6    20.2

1999 06 11    04 12.29   -42 29.6    0.330    0.938    67.1    94.0    20.5
1999 06 21    03 51.46   -35 24.7    0.362    0.929    65.9    93.3    20.7
1999 07 01    03 39.45   -28 19.8    0.392    0.937    67.1    90.2    20.7
1999 07 11    03 33.31   -21 24.9    0.416    0.960    70.2    85.6    20.7
1999 07 21    03 30.45   -14 48.2    0.435    0.996    75.0    80.1    20.7
1999 07 31    03 28.67   -08 31.6    0.447    1.044    81.1    73.9    20.6
1999 08 10    03 25.94   -02 34.2    0.451    1.100    88.7    67.1    20.5
1999 08 20    03 20.17   +03 07.0    0.451    1.163    97.8    59.6    20.4
1999 08 30    03 09.45   +08 33.8    0.448    1.229   108.6    51.1    20.3
1999 09 09    02 52.14   +13 40.1    0.448    1.297   121.2    41.6    20.1
1999 09 19    02 27.68   +18 07.8    0.457    1.367   135.1    31.3    20.0
1999 09 29    01 57.99   +21 30.4    0.481    1.436   149.3    20.9    19.9
1999 10 09    01 27.38   +23 29.8    0.525    1.505   161.0    12.5    19.9
1999 10 19    01 00.83   +24 13.0    0.592    1.573   163.6    10.3    20.2
1999 10 29    00 41.45   +24 07.9    0.681    1.639   156.1    14.2    20.7
1999 11 08    00 29.69   +23 42.8    0.789    1.704   146.2    18.9    21.3
1999 11 18    00 24.64   +23 17.3    0.913    1.766   136.4    22.7    21.8

Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-F04

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